EP1431231A1 - Aufzug ohne maschinenraum - Google Patents

Aufzug ohne maschinenraum Download PDF

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Publication number
EP1431231A1
EP1431231A1 EP01972540A EP01972540A EP1431231A1 EP 1431231 A1 EP1431231 A1 EP 1431231A1 EP 01972540 A EP01972540 A EP 01972540A EP 01972540 A EP01972540 A EP 01972540A EP 1431231 A1 EP1431231 A1 EP 1431231A1
Authority
EP
European Patent Office
Prior art keywords
hoistway
car
weight
sheave
deflection wheel
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.)
Granted
Application number
EP01972540A
Other languages
English (en)
French (fr)
Other versions
EP1431231B1 (de
EP1431231A4 (de
Inventor
Shuki c/o Mitsubishi Denki Kabushiki HAMAGUCHI
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Electric Corp filed Critical Mitsubishi Electric Corp
Priority to EP09007870A priority Critical patent/EP2108610B1/de
Publication of EP1431231A1 publication Critical patent/EP1431231A1/de
Publication of EP1431231A4 publication Critical patent/EP1431231A4/de
Application granted granted Critical
Publication of EP1431231B1 publication Critical patent/EP1431231B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • B66B11/001—Arrangement of controller, e.g. location
    • B66B11/002—Arrangement of controller, e.g. location in the hoistway
    • 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
    • B66B11/04—Driving gear ; Details thereof, e.g. seals
    • 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
    • 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

Definitions

  • the present invention relates to a machine-room-less elevator with a winch and a deflection wheel arranged on the top of a hoistway.
  • Figs. 10 through 13 show a known machine-room-less elevator with 1:1 roping.
  • 1 designates a hoistway
  • 2 the top of the hoistway
  • 3 a car
  • 4 a weight
  • 5 a deflection wheel that suspends the weight
  • 6 designates a winch that is installed on the hoistway top 2 and is composed of a sheave 7 and a motor 8.
  • 9 designates a pair of car side guide rails that guide the vertical movement of the car 3.
  • 10 designates a pair of weight side guide rails that guide the vertical movement of the weight 4.
  • 11 designates support plates that are attached to tip ends of the car side guide rails 9 and the weight side rails 10, respectively.
  • 12 designates a bed that is fixedly secured to the support plates 11 through resilient members 13 for holding the winch 6 and the deflection wheel 5.
  • 14 designates a main rope that is wrapped around the sheave 7 of the winch 6 and the deflection wheel 5 and is fixedly attached at one end thereof to a rope stop 50 on an upper portion of the weight 4 and at the other end thereof to a rope stop 51 on an upper portion of the car 3.
  • the main rope 14 with its one end fixed to the rope stop 50 on the upper portion of the weight 4 ascends from the rope stop 50 along the hoistway 1, and is then wrapped around an upper side of the deflection wheel 5, after which it extends to the sheave 7 of the winch 6.
  • the main rope 14 is wrapped around the sheave 7.
  • the main rope 14 extending from the deflection wheel 5 begins to be wrapped from a lower portion of the sheave 7.
  • Fig. 12 and Fig. 13 are views that show the positional relation of the sheave 7 and the deflection wheel 5 in Fig. 10, wherein Fig. 12 is a plan view thereof, and Fig. 13 is a side elevation thereof.
  • X axis, Y axis and Z axis represent an orthogonal coordinate system in Fig. 12 and Fig. 13, wherein the X axis indicates the direction of the rotation axis of the deflection wheel 5, the Y axis shows the horizontal direction, and the Z axis shows the vertical direction.
  • the known machine-room-less elevator is constructed in the above-mentioned manner, with the winch 6 being arranged inclined against the deflection wheel 5 with respect to the horizontal and the vertical.
  • the winch 6 being arranged inclined against the deflection wheel 5 with respect to the horizontal and the vertical.
  • a sheave, a car side deflection wheel and a weight side deflection wheel are arranged on a straight line when viewed along a hoistway, and the sheave, the car side deflection wheel and the weight side deflection wheel have their respective axes arranged in parallel with respect to one another.
  • a sheave, a weight side deflection wheel and an idle wheel are arranged on a straight line when viewed along a hoistway, and the sheave, the weight side deflection wheel and the idle wheel have their respective axes arranged in parallel with respect to one another.
  • a main rope, after ascending from a weight along the hoistway, is wrapped around an upper side of the weight side deflection wheel, a lower side of the idle wheel and an upper side of the sheave, and then descends in the hoistway to arrive at a car.
  • a sheave and a car side deflection wheel are arranged on a straight line when viewed along a hoistway, and an idle wheel is arranged under the sheave in an overlapped relation.
  • the idle wheel, the sheave and the car side deflection wheel have their respective axes arranged in parallel with respect to one another.
  • a main rope, after ascending from a weight along the hoistway, is wrapped around the idle wheel, the sheave and the car side deflection wheel, and thereafter descends in the hoistway to arrive at a car.
  • a sheave, an idle wheel and a car side deflection wheel are arranged on a straight line when viewed along a hoistway, and the sheave, the idle wheel and the car side deflection wheel have their respective axes arranged in parallel with respect to one another.
  • a main rope, after ascending from a weight along the hoistway, is wrapped around an upper side of the sheave, a lower side of the idle wheel and an upper side of the car side deflection wheel, and thereafter descends in the hoistway to arrive at a car.
  • Fig. 1 is a schematic perspective view of a machine-room-less elevator according to a first embodiment of the present invention.
  • Fig. 2 is a plan view of the top of a hoistway in Fig. 1.
  • Fig. 3 is a cross sectional arrow view taken along line A-A in Fig. 2.
  • 1 designates a hoistway
  • 2 the top of the hoistway
  • 3 a car
  • 4 a weight
  • 5 a deflection wheel from which the weight 4 is suspended
  • 6 designates a winch that is installed on the top 2 of the hoistway and is composed of a sheave 7 and a motor 8.
  • 9 designates a pair of car side guide rails that guide the vertical movement of the car 3.
  • 10 designates a pair of weight side guide rails that guide the vertical movement of the weight 4.
  • 11 designates support plates that are attached to tip ends of the car side guide rails 9 and the weight side guide rails 10, respectively.
  • 13 designates resilient members that are fixedly secured to the support plates 11, respectively, for preventing driving vibrations of the winch 6 from being transmitted to a building.
  • 12 designates a bed fixedly secured to the support plates 11 through the resilient members 13.
  • 14 designates a main rope that is fixedly attached at one end thereof to a rope stop 50 on an upper portion of the weight 4, and at the other end thereof to a rope stop 51 on an upper portion of the car 3.
  • 15 designates a car side deflection wheel that is supported by the bed 12 with its axis being arranged in parallel to and between the sheave 7 and the weight side deflection wheel 5 in a row in such a manner that a groove in the sheave 7 around which the main rope 14 is wrapped, a groove in the car side deflection wheel 15 and a groove in the weight side deflection wheel 5 are arranged on a straight line.
  • the main rope 14 with one end thereof fixedly attached to the rope stop 50 on the upper portion of the weight 4 ascends from the rope stop 50 along the hoistway 1 and is then wrapped around an upper side of the deflection wheel 5, after which the main rope 14 extends to the sheave 7 of the winch 6.
  • the bed 12 is fitted in the heightwise range of the winch 6, and the control console 16, the speed governor 17 and the maintenance gangway 18 are arranged at locations lower than the height of the winch 6.
  • the space at the top 2 of the hoistway may be small.
  • the wrapping angle of the main rope 14 with respect to the sheave 7 can be from 120° , which is a minimum wrapping angle necessary to ensure a minimum traction, up to about 270° at the maximum.
  • this is convenient when a great traction capability is required.
  • the sheave diameter can be reduced, whereby an unbalanced torque on the elevator can be accordingly decreased.
  • the diameter of each of the winch 6, the sheave 7 and the deflection wheels 5, 15 can also be reduced, thus making it possible to diminish the space at the top of the hoistway.
  • the respective axes of the car side deflection wheel 15, the sheave 7 and the weight side deflection wheel 5 are horizontal and parallel with respect to one another, they are not necessarily required to be horizontal.
  • the main rope 14 with one end thereof fixedly attached to the rope stop 50 on an upper portion of the weight 4 ascends from the rope stop 50 along the hoistway 1 and then is wrapped around an upper side of the deflection wheel 5. Thereafter, the main rope 14 is wrapped around a lower portion of the idle wheel 19 over a half of the circumference thereof, and it is then wrapped around an upper side of the sheave 7 over a half of the circumference thereof. Subsequently, the main rope 14 descends in the hoistway 1 to the car 3, where it is finally fixedly secured to the rope stop 51 of the car 3.
  • the wrapping angle of the main rope 14 with respect to the sheave 7 can be adjusted by the position of the idle wheel 19 fixedly mounted on the bed 12, so that a prescribed traction can be ensured.
  • the sheave 7, the idle wheel 19 and the weight side deflection wheel 5 are arranged on a straight line in such a manner that their respective axes are arranged horizontal and parallel with respect to one another, it is possible to prolong the usable life of the main rope 14.
  • the space at the top 2 of the hoistway may be small, as in the first embodiment.
  • the respective axes of the sheave 7, the idle wheel 19 and the weight side deflection wheel 5 may not be horizontal.
  • the winch 6 is fixedly mounted on the bed 12 at a location above the weight 4 on the top 2 of the hoistway, and the idle wheel 19 is arranged under the winch 6 in an overlapped manner.
  • the sheave 7 and the car side deflection wheel 15 are fixed to the bed 12 on a straight line when viewed along the hoistway 1, and their respective axes are parallel with each other.
  • the main rope 14 with one end thereof being fixedly attached to the rope stop 50 at an upper portion of the weight 4 ascends from the rope stop 50 along the hoistway 1, and it is then wrapped at its one side around the idle wheel 19. Thereafter, the main rope 14, after having been wrapped around a one side of the sheave 7 over about a half of the circumference thereof, is wrapped around the car side deflection wheel 15 over about a quarter of the circumference thereof. Subsequently, the main rope 14 descends in the hoistway 1 to the car 3, where it is finally fixedly attached to the rope stop 51 of the car 3.
  • the wrapping angle of the main rope 14 with respect to the sheave 7 can be adjusted by the position of the idle wheel 19 fixedly mounted on the bed 12, so that a prescribed traction can be ensured.
  • the idle wheel 19 and the car side deflection wheel 15 are arranged on a straight line and their respective axes are parallel with respect to one another, it is possible to prolong the usable life of the main rope 14.
  • the idle wheel 19 may be arranged between the sheave 7 and the car side deflection wheels 15, so that the main rope 14, after ascending from the weight 4 along the hoistway 1, is wrapped around an upper side of the sheave 7, after which the main rope 14 is wrapped around a lower side of the idle wheel 19, and it is then continuously wrapped around an upper side of the car side deflection wheel 15 over about a half of the circumference thereof, and finally descends in the hoistway 1 to arrive at the car 3.
  • Fig. 8 is a perspective view of a fixing member fixedly attached to an end portion of a belt when the belt is used as the main rope 14 of the first through third embodiments.
  • Fig. 9 is a cross sectional arrow view taken along line B-B of Fig. 8.
  • 20 designates a fixture having a plurality of protruded portions 20a that protrude in a horizontal direction
  • 21 designates a presser plate having concave portions 21a formed so as to conform to the protruded portions 20a of the fixture 20.
  • the main rope 14 is clamped between the fixture 20 and the presser plate 21 by means of bolts 22.
  • the presser plate 21 has a metal fitting 23 that serves to fix a turned end portion of the main rope 14, and this metal fitting 23 is fastened to the presser plate 21 by means of a bolt 24.
  • 25 designates a hanger bolt that is combined with the fixture 20 by means of a pin 26.
  • a machine-room-less elevator may be constructed by combining the first through third embodiments with one another in accordance with a change in size of the car or the weight.
  • the bed 12 is fixedly mounted on the car side guide rails 9 and the weight side guide rails 10, it may instead be fixed to a wall surface which is a wall portion of the hoistway or a pillar which is a wall portion extending along the wall surface.

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)
EP01972540A 2001-09-27 2001-09-27 Aufzug ohne maschinenraum Expired - Lifetime EP1431231B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP09007870A EP2108610B1 (de) 2001-09-27 2001-09-27 Maschinenraumloser Aufzug

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2001/008451 WO2003031310A1 (fr) 2001-09-27 2001-09-27 Ascenseur sans local de machinerie

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP09007870A Division EP2108610B1 (de) 2001-09-27 2001-09-27 Maschinenraumloser Aufzug
EP09007870.0 Division-Into 2009-06-16

Publications (3)

Publication Number Publication Date
EP1431231A1 true EP1431231A1 (de) 2004-06-23
EP1431231A4 EP1431231A4 (de) 2008-12-10
EP1431231B1 EP1431231B1 (de) 2010-12-15

Family

ID=11737762

Family Applications (2)

Application Number Title Priority Date Filing Date
EP09007870A Expired - Lifetime EP2108610B1 (de) 2001-09-27 2001-09-27 Maschinenraumloser Aufzug
EP01972540A Expired - Lifetime EP1431231B1 (de) 2001-09-27 2001-09-27 Aufzug ohne maschinenraum

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP09007870A Expired - Lifetime EP2108610B1 (de) 2001-09-27 2001-09-27 Maschinenraumloser Aufzug

Country Status (6)

Country Link
EP (2) EP2108610B1 (de)
JP (1) JP4849431B2 (de)
KR (1) KR20030048162A (de)
CN (1) CN1216785C (de)
DE (1) DE60143674D1 (de)
WO (1) WO2003031310A1 (de)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1792867A1 (de) * 2004-09-22 2007-06-06 Mitsubishi Denki Kabushiki Kaisha Aufzugsvorrichtung
WO2010065038A1 (en) * 2008-12-05 2010-06-10 Otis Elevator Company Elevator machine support
EP1724229A4 (de) * 2004-03-01 2011-07-20 Mitsubishi Electric Corp Aufzugsvorrichtung
EP2985255A1 (de) * 2014-08-11 2016-02-17 Kone Corporation Aufzug

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005056456A1 (ja) * 2003-12-11 2005-06-23 Mitsubishi Denki Kabushiki Kaisha エレベータ装置
JP5017904B2 (ja) * 2006-03-31 2012-09-05 株式会社日立製作所 エレベーター装置
KR100724987B1 (ko) * 2006-04-12 2007-06-04 미쓰비시덴키 가부시키가이샤 엘리베이터 장치
CN101837919B (zh) * 2010-05-28 2012-05-23 江南嘉捷电梯股份有限公司 一种电梯
JP5715475B2 (ja) * 2011-04-21 2015-05-07 新明和工業株式会社 昇降駆動装置とそれを備えた機械式駐車設備
KR102170422B1 (ko) 2018-01-25 2020-10-27 경동제약 주식회사 토파시티닙의 신규 염, 이의 제조방법 및 이를 포함하는 약학 조성물
WO2019182322A1 (ko) 2018-03-20 2019-09-26 삼진제약주식회사 신규 염, 이의 제조 방법 및 이를 포함하는 약학 조성물

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08175623A (ja) * 1994-12-21 1996-07-09 Daifuku Co Ltd 昇降装置及びその昇降装置を備えた保管設備
WO1999043596A2 (en) * 1998-02-26 1999-09-02 Otis Elevator Company Elevator system having drive motor located adjacent to hoistway door

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS619889Y2 (de) * 1977-06-13 1986-03-29
JPH11310372A (ja) 1998-04-28 1999-11-09 Toshiba Elevator Co Ltd エレベータ装置
US6247557B1 (en) * 1998-04-28 2001-06-19 Kabushiki Kaisha Toshiba Traction type elevator apparatus
IT249057Y1 (it) * 2000-01-19 2003-03-25 Ceam Srl Perfezionato dispositivo di azionamento per ascensori.
US6353979B1 (en) * 2000-01-19 2002-03-12 Otis Elevator Company Termination for flat flexible tension member

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08175623A (ja) * 1994-12-21 1996-07-09 Daifuku Co Ltd 昇降装置及びその昇降装置を備えた保管設備
WO1999043596A2 (en) * 1998-02-26 1999-09-02 Otis Elevator Company Elevator system having drive motor located adjacent to hoistway door

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO03031310A1 *

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1724229A4 (de) * 2004-03-01 2011-07-20 Mitsubishi Electric Corp Aufzugsvorrichtung
EP1792867A1 (de) * 2004-09-22 2007-06-06 Mitsubishi Denki Kabushiki Kaisha Aufzugsvorrichtung
EP1792867A4 (de) * 2004-09-22 2012-05-30 Mitsubishi Electric Corp Aufzugsvorrichtung
WO2010065038A1 (en) * 2008-12-05 2010-06-10 Otis Elevator Company Elevator machine support
US8820483B2 (en) 2008-12-05 2014-09-02 Otis Elevator Company Elevator machine support
EP2985255A1 (de) * 2014-08-11 2016-02-17 Kone Corporation Aufzug
US9856113B2 (en) 2014-08-11 2018-01-02 Kone Corporation Elevator

Also Published As

Publication number Publication date
CN1216785C (zh) 2005-08-31
EP1431231B1 (de) 2010-12-15
WO2003031310A1 (fr) 2003-04-17
CN1476407A (zh) 2004-02-18
JPWO2003031310A1 (ja) 2005-01-20
EP1431231A4 (de) 2008-12-10
EP2108610A1 (de) 2009-10-14
JP4849431B2 (ja) 2012-01-11
EP2108610B1 (de) 2011-08-17
KR20030048162A (ko) 2003-06-18
DE60143674D1 (de) 2011-01-27

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