EP1768923B1 - Aufzug und rollenanordnung zur verwendung in einem aufzug - Google Patents

Aufzug und rollenanordnung zur verwendung in einem aufzug Download PDF

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Publication number
EP1768923B1
EP1768923B1 EP05756543A EP05756543A EP1768923B1 EP 1768923 B1 EP1768923 B1 EP 1768923B1 EP 05756543 A EP05756543 A EP 05756543A EP 05756543 A EP05756543 A EP 05756543A EP 1768923 B1 EP1768923 B1 EP 1768923B1
Authority
EP
European Patent Office
Prior art keywords
belts
rollers
lift
roller
belt
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.)
Not-in-force
Application number
EP05756543A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP1768923A2 (de
Inventor
Daniel Fischer
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.)
Inventio AG
Original Assignee
Inventio AG
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 Inventio AG filed Critical Inventio AG
Priority to PL05756543T priority Critical patent/PL1768923T3/pl
Priority to EP05756543A priority patent/EP1768923B1/de
Publication of EP1768923A2 publication Critical patent/EP1768923A2/de
Application granted granted Critical
Publication of EP1768923B1 publication Critical patent/EP1768923B1/de
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • B66B11/04—Driving gear ; Details thereof, e.g. seals
    • B66B11/08—Driving gear ; Details thereof, e.g. seals with hoisting rope or cable operated by frictional engagement with a winding drum or sheave
    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B7/00—Other common features of elevators
    • B66B7/06—Arrangements of ropes or cables

Definitions

  • the invention relates to a lift according to the preamble of claim 1 and a roller assembly for use in a lift according to the preamble of claim 10.
  • the invention is particularly, but not exclusively, suitable for use in connection with a machine room-less elevator system.
  • a so-called 4: 1 suspension is used, in which the traction and / or driving element area driven by the traction sheave moves four times faster than the elevator car.
  • Such a suspension is in the WO 99/43593 and EP 588,364 shown schematically.
  • the object of the invention is therefore to propose an improved elevator of the type mentioned, which can be accommodated very space-saving in a bay.
  • the use of a plurality of mutually parallel flat belts as a carrier and propellant allows the use of a traction sheave and of supporting and deflection rollers with small diameters.
  • a small pulley diameter allows the use of drive motors or drive units with small dimensions, and with small support and pulleys, the existing installation space can be optimally used.
  • the elevator or the roller arrangement ensures that the installation space required laterally next to the elevator car for the deflection of a plurality of parallel belts can be kept as low as possible and simple, small-built roller stands can be used.
  • the invention makes it possible to arrange the deflection rollers present in the region of the loop on each side of the elevator car along a common axis.
  • At least one of the fixed roller groups has a single associated roller for each of the parallel belts, each belt wraps around the associated roller by more than 90 °.
  • the rollers of the associated movable (car) roller group are arranged along inclined or self-adjusting axes corresponding to the direction of the upwardly leading belt sections.
  • At least one fixed roller group deflecting the belts has two associated rollers for each of the parallel belts.
  • At least one fixed roller group has two subgroups of rollers, the rollers of these subgroups deflecting the belts arranged in parallel around one part of the entire deflection angle.
  • the rollers of each one of the subgroups are arranged obliquely one above the other and have a horizontal center distance between two adjacent rollers, which is preferably greater than the width of the belt.
  • the rollers of the fixed (multiaxial) roller groups lie within two parallel planes spaced around the roller width, with the axes of the rollers being oriented at right angles to these planes. This minimizes the installation space required for the roller group.
  • the belts are provided on at least one of their major surfaces with belt-longitudinal ribs and grooves, and the traction sheave as well as the support and deflection rollers have correspondingly complementary ribs and grooves along the circumference of their running surfaces.
  • the invention relates to an elevator with a plurality of mutually parallel flat belt as a support means.
  • multiple belts means at least two and at most eight belts.
  • parallel belt is not to be understood as a geometrically exactly parallel arrangement, but a substantially parallel arrangement of a plurality of functionally identical belt.
  • flat belt is to be understood as meaning belts with a substantially rectangular cross section whose width is greater than their height (thickness).
  • belts which have a profiled running surface, for example wedge ribs extending in the longitudinal direction of the belt also come under this term.
  • Fig. 1A shows a support means assembly for an elevator 10 with an elevator car 14 and a counterweight 13 according to a first embodiment of the invention.
  • the plurality of straps 16 comprehensive suspension strands and the associated support and pulleys are each represented by a single line or a single circle.
  • Fig. 1B shows in an enlarged section Fig. 1A the actual arrangement of the belt 16 and the support and deflection rollers in a region having a fixed (multiaxial) roller group 18 with the individual roles 18.1.1 - 18.2.3 and two (co-axial) roller units 17.2, 17.3 a movable - ie to the elevator car 14 belonging - cabin roller group 17 includes.
  • the individual rollers 18.1.1 - 18.2.3 of the second fixed (multiaxial) roller group 18 as well as the individual rollers 15.1.1 - 15.2.3 of the first fixed (multiaxial) roller group 15, have axes of rotation A4, at least with respect to the axes of rotation A1 of the four co-axial roller units 17.1, 17.2 horizontally are pivoted about 90 °.
  • the axes of rotation A4 of the rollers of said fixed roller groups are also pivoted by 90 ° with respect to the axes of the counterweight roller units 12.1, 12.2. All axes of rotation A1 and A4 are substantially parallel to the elevator floor 14.3.
  • each of the three substantially mutually parallel belts 16 in the area between the co-axial roller units 17.2, 17.3 of the movable cab roller group 17 and the individual rollers 18.1.1 - 18.2.3 of the fixed roller group 18 (ie in the range 19.1 . Fig. 1A ) is rotated by about 90 ° about its longitudinal central axis L.
  • individual belts 16 of a belt group run in the illustrated embodiment along the elevator floor 14.3 so that their belt main surfaces are guided parallel to the elevator floor.
  • the belt main surfaces After deflecting about one of the co-axial Rollenenei kann 17.2 or 17.3, the belt main surfaces initially parallel to a side wall 14.1 or 14.2 of the elevator car 14.
  • a drive unit 11 is arranged with a traction sheave 11.1.
  • a second fixed roller group 15 is provided, which is preferably mounted in an area below the drive unit 11.
  • the belts may be installed without twisting, for example, when the belts are structured on both sides, or when they have no structuring on their belt surfaces and are guided by other means.
  • One or both of the fixed roller groups 15, 18 may be mounted on or on lateral guide rails of the elevator 10, wherein preferably special mounting means are provided, which allow the forces occurring centrally (centrally) to initiate the guide rails.
  • a co-axial movable roller unit is understood to mean a roller arrangement attached to an elevator car or to a counterweight, which can deflect n ⁇ 2 adjacent belts.
  • a co-axial roller unit 27 or 37 for this purpose on a cylindrical shell 28 and 38.1, 38.1, 38.3, on which the belt main surfaces 26.1 - 26.3, or 36.1 - 36.3 abut each other when deflecting.
  • a coaxial roller unit 27 may be as shown in FIG Fig.
  • the co-axial roller units of the movable cab roller group 17 may be arranged either so that their axes A1 are parallel to the elevator floor, as in FIGS FIGS. 1 . 5A and 6 implied, or their axes Al.1, Al.2 may be slightly inclined with respect to the elevator floor, as in Fig. 7 indicated.
  • (co-axial) roller unit of a movable roller group was chosen to emphasize the difference to the arrangement of the individual rollers of the (multi-axis) fixed roller groups 15, 18.
  • the roles of (multiaxial) fixed role groups 15, 18 are stored individually, ie each of the roles of a fixed role group has its own axis of rotation.
  • the end faces of the individual rollers lie substantially in one plane and all roller axes run parallel to one another and are perpendicular to the said plane.
  • the individual rollers 15.1.1 -15.2.3, 18.1.1-18.2.3 of the multiaxial fixed roller groups 15, 18 are arranged in the assembled state either just above one another or obliquely one above the other (cascaded). Further details of an exemplary multi-axis fixed role group with cascaded roles are given by Fig. 6 and details of an exemplary multi-axis fixed roll group with vertically superimposed rolls are described with reference to FIG Fig. 7 described.
  • Belts are preferably used as belts whose one belt main surface is structured in order to ensure the guidance of the belt on the rollers or to improve traction capability.
  • the structured belt main surface may, for example, have ribs and grooves extending in the longitudinal direction of the belt.
  • the invention can also be realized with non-structured belt.
  • the lateral surfaces of the traction sheave and at least some of the support and deflection rollers are preferably also structured to ensure the guidance of the belt on the rollers, or to improve the traction between the traction sheave and the belt.
  • the lateral surfaces of the traction sheave and the rollers preferably have ribs and grooves that are complementary to those of the belt. The ribs and grooves run in the circumferential direction of the lateral surface of the traction sheave and the rollers.
  • the axes of rotation of the roller units of the movable roller groups and the axes of rotation of the rollers of the fixed roller groups are under an angle of about 90 ° to each other.
  • Belt sections arranged between rollers of the movable roller groups and rollers of the fixed roller groups therefore usually undergo a 90 ° rotation about their longitudinal axis, the direction of rotation preferably being chosen so that always the same belt main surface engages with the circumferential surfaces of the different rollers.
  • the individual roles of the fixed role groups are preferably arranged cascaded (diagonally one above the other), as exemplified in Fig. 6 shown.
  • a compact design can be achieved, which can easily find space next to or above the elevator car, as for example with reference to FIGS. 1A, 1B and 5A can recognize.
  • Fig. 4 is greatly simplified the transition of a Belt of a reel unit 57.3 a movable cab roller group 57 to a roller 58.1 a multi-axis fixed roller group 58 shown.
  • the longitudinal central axis L of the belt 56.1 runs approximately tangentially to the lateral surfaces of the rollers 57.3 and 58.1.
  • FIGS. 5A and 5B which illustrate a lift according to the invention in more detail, further details can be found. They show a section of an upper shaft area of an elevator 50.
  • the elevator car 54 is indicated only schematically. It can be seen a drive motor 51, which is arranged in the upper shaft area.
  • the drive motor 51 has a drive axle with a traction sheave 51.1.
  • all ends of the belts of the belt group 56 are fastened to the same fixed point support 52.
  • This fixed point feed 52 can be fastened to the shaft wall or to a guide rail 60.1 of the elevator 50.
  • the multiaxial fixed roller group 55 is seated, as in FIG Fig. 5B can be seen, below the drive motor 51 in the region of a rear shaft wall of the elevator shaft.
  • a deflecting roller 51.2 is arranged laterally below the traction sheave 51.1, which guides the belts 56 coming from below onto the traction sheave 51.1 (see also FIG Fig. 5B ).
  • Fig. 6 Further details of a possible support means arrangement in the form of a schematic partial view are shown. Shown is an area of an elevator system with an elevator car whose elevator floor 64.3 in Fig. 6 is indicated. There are four co-axial roller units below the elevator floor 64.3 arranged on this, of which in Fig. 6 only the roller units 67.2 and 67.3 are visible. The axes of rotation A1 of the four co-axial roller units are substantially parallel to one another and parallel to the elevator floor 64.3.
  • Fig. 1 designated 14.2 side of the Elevator car lying support means assembly are guided in downward travel right up and left down.
  • the co-axial roller unit 67.2 of the movable cab roller group 67 deflects the belts 66 upwardly after they have passed horizontally below the elevator floor 64.3.
  • the three belts of the belt group 66 are rotated by 90 ° about their respective longitudinal center axes L, and then run around the rollers 68.1.1, 68.1.2 and 68.1.3 of a multi-axis fixed roller group 68 as shown in FIG Fig. 6 shown.
  • the first belt 66.1 of the belt group 66 is guided around the rollers 68.1.1 and 68.2.1, the second belt 66.2 around the rollers 68.1.2 and 68.2.2 and the third belt 66.3 around the rollers 68.1.3 and 68.2.3, as in Fig.
  • the belts 66.1-66.3 are then guided downwards again on the side of the elevator car and again rotated about their respective longitudinal central axis L before being deflected by a roller unit 67.3, in order then to run below the elevator floor 64.3 to another roller unit.
  • the individual rollers 68.1.1-68.2.3 of the multiaxial fixed roller group 68 have axes of rotation A4, which are pivoted about a 90 ° relative to the axes of rotation A1 of the roller units 67.2, 67.3 about a vertical axis.
  • These axles A4 may all be mounted in a common plate or frame serving as a mounting means, which allows the entire multi-axis fixed roller group 68 to be attached to a vertical guide rail 70 of the elevator.
  • the mounting means can also be designed for fastening the fixed roller group 68 on a wall of the elevator shaft. The attachment of the mounting means can be done in a region 71 by means of screws or other fastening means.
  • the attachment of the fixed roller groups according to the invention is carried out so that each n rollers of the roller assembly 68 are located on each side of the guide rail 70 to To avoid so that under load of the belt torques (bending moments) act on the guide rail.
  • Fig. 7 Further details of a possible embodiment are shown in the form of a schematic partial view. Shown is an area of an elevator system 90 with an elevator car 74 and an elevator floor 74.3. There are four co-axial roller units below the elevator floor 74.3, of which in Fig. 7 only the roll units 77.2 and 77.3 are visible.
  • the axes of rotation Al.1 and Al.2 of the four co-axial roller units can be inclined to each other and oblique to the plane of the elevator floor 74.3, wherein the roller units can either be fixed in the oblique position, or be hinged to the cabin floor, that they are positioned by the belt tension according to the current direction of the inclined belt sections.
  • n 3 substantially mutually parallel belt 76, which are guided on the side of the elevator car shown in the downward direction right obliquely upwards and downwards obliquely downwards.
  • the co-axial roller unit 77.2 deflects the belts 76 upwardly after passing horizontally below the elevator floor 74.3.
  • the three belts of the belt group 76 are rotated about their respective longitudinal central axes L by 90 ° and then run around the rollers 78.1, 78.2 and 78.3 of a multiaxial fixed roller group 78, as in Fig. 7 shown.
  • the first belt of the belt group 76 is guided around the roller 78.1, the second belt around the roller 78.2 and the third belt around the roller 78.3, as in Fig. 7 shown.
  • the belts wrap around the rollers 78.1-78.3 by more than 90 °.
  • the belts 76 on the side of the elevator car are again guided obliquely downward and again rotated about their respective longitudinal central axis L, before they are deflected by a pulley unit 77.3, to then below the elevator floor 74.3 to to run another reel unit.
  • Fig. 7 is also a guide rail 80 indicated on or on the upper portion 81, the fixed roller group 78 may be attached.
  • the rollers 78.1 - 78.3 are in Fig. 7 shown enlarged.
  • the attachment of the fixed roller group according to the invention is carried out so that all n rollers of the roller group 78 are in a line above the guide rail 80, so as to avoid that under load of the belt torques (bending moments) acting on the guide rail 80.
  • the fixed roller groups 68 or 78 according to the invention are suitable for use in an elevator system with an elevator car, which is at least doubly deflected by n belts.
  • the examples show a 4: 1 hemming with double undercut.
  • the fixed roller groups 68, 78 have n or 2n individual rollers 78.1-78.3, or 68.1.1-68.2.3, such as in Fig. 7 and Fig. 6 shown.
  • Each of the individual rollers 78.1 - 78.3, 68.1.1 - 68.2.3 is rotatably mounted on its own axis of rotation A4, wherein the axes of rotation A4 are substantially parallel to each other.
  • the rollers 68.1.1-68.2.3 are cascaded (stepped) one above the other, and the rollers 78.1-78.3 are arranged just above one another according to the invention.
  • Mounting means are preferably provided for mounting the entire fixed roller group 68 or 78 on or on a guide rail 70 or 80 of the elevator system.
  • the 2n rollers of the fixed roller group are divided into two groups of n rollers, wherein the rollers of each of the groups are arranged obliquely one above the other and the horizontal center distance X5 of two adjacent rollers is greater than the width X8 of the belt, as in FIG Fig. 6 shown.
  • the radial center distance X7 is at least 2r + d, where r is the radius of the rollers and d is the thickness of the belts.
  • the two groups of rollers are arranged at a distance X4, which substantially corresponds to the distance of the sub-loops of the elevator car, as in Fig. 6 shown.
  • the mounting means are designed so that in the assembled state, a central force is introduced into the guide rail 70 or 80.
  • a drive motor 51 can be used with a traction sheave 51.1, whose axis is arranged in the same plane as the axis of in Fig. 5A shown traction sheave 51.1 of the drive motor 51, however, is pivoted about this axis by 90 ° about a vertical axis.
  • the axis of the traction sheave 51.1 runs parallel to the axes A4 of the fixed roller group 55, 58.
  • the axes of the counterweight bearing counterweight roller units to those in Fig. 1A shown counterweight roller units 12.1, 12.2 pivoted by 90 ° about a vertical axis, so that the belts in the 19.2 ( Fig. 1A ) designated areas must not be twisted.
  • a rotation of the belt is in this case between the second counterweight roller unit and the traction sheave 11.1 - possibly the deflection roller 51.2 in Fig. 5B - Required, or, if the drive motor - as described in the previous section - is pivoted by 90 °, in the area 19.3 between the traction sheave 11.1 and the cab roller unit 17.1.

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  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
  • Structure Of Belt Conveyors (AREA)
  • Types And Forms Of Lifts (AREA)
EP05756543A 2004-07-12 2005-07-12 Aufzug und rollenanordnung zur verwendung in einem aufzug Not-in-force EP1768923B1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PL05756543T PL1768923T3 (pl) 2004-07-12 2005-07-12 Winda i układ krążków przeznaczony do zastosowania w windzie
EP05756543A EP1768923B1 (de) 2004-07-12 2005-07-12 Aufzug und rollenanordnung zur verwendung in einem aufzug

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP04016324 2004-07-12
PCT/CH2005/000397 WO2006005215A2 (de) 2004-07-12 2005-07-12 Aufzug und rollenanordnung zur verwendung in einem aufzug
EP05756543A EP1768923B1 (de) 2004-07-12 2005-07-12 Aufzug und rollenanordnung zur verwendung in einem aufzug

Publications (2)

Publication Number Publication Date
EP1768923A2 EP1768923A2 (de) 2007-04-04
EP1768923B1 true EP1768923B1 (de) 2008-10-22

Family

ID=34925717

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05756543A Not-in-force EP1768923B1 (de) 2004-07-12 2005-07-12 Aufzug und rollenanordnung zur verwendung in einem aufzug

Country Status (17)

Country Link
US (1) US7806238B2 (xx)
EP (1) EP1768923B1 (xx)
JP (1) JP5049125B2 (xx)
KR (1) KR100865653B1 (xx)
CN (1) CN101018731B (xx)
AT (1) ATE411966T1 (xx)
AU (1) AU2005262192B2 (xx)
BR (1) BRPI0513280A (xx)
CA (1) CA2573566C (xx)
DE (1) DE502005005759D1 (xx)
ES (1) ES2315881T3 (xx)
HK (1) HK1107075A1 (xx)
NO (1) NO332132B1 (xx)
PL (1) PL1768923T3 (xx)
PT (1) PT1768923E (xx)
RU (1) RU2380310C2 (xx)
WO (1) WO2006005215A2 (xx)

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KR101877955B1 (ko) * 2017-08-09 2018-07-12 주식회사 송산특수엘리베이터 고하중용 초대형 엘리베이터의 견인 안정성 향상 및 로프 수명을 연장할 수 있는 로핑 방법
CN109720964A (zh) * 2017-10-27 2019-05-07 奥的斯电梯公司 电梯牵引系统以及电梯系统
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KR102092078B1 (ko) 2018-09-21 2020-03-23 전병수 엘리베이터용 2:1 로프 체결방식에 적용되는 매달림 시브
TWI810467B (zh) * 2020-06-18 2023-08-01 惠亞工程股份有限公司 組合式高空作業升降機台

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IL157278A (en) * 2002-09-05 2009-07-20 Inventio Ag Motion motor for elevator and method of positioning the motor
DE10240988B4 (de) * 2002-09-05 2014-02-27 Inventio Ag Aufzugsanlage mit einer aus Riemen und Scheiben bestehenden Antriebsübertragungsanordnung
JP4270831B2 (ja) * 2002-09-24 2009-06-03 東芝エレベータ株式会社 マシンルームレスエレベータ
JP2005263490A (ja) * 2004-03-15 2005-09-29 Inventio Ag 大荷重用エレベータ
FI20051340A (fi) * 2005-12-29 2007-06-30 Kone Corp Hissin vetopyörä ja hissi

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9371212B2 (en) 2011-04-06 2016-06-21 Otis Elevator Company Elevator system including a 4:1 roping arrangement

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KR20070041747A (ko) 2007-04-19
JP5049125B2 (ja) 2012-10-17
HK1107075A1 (en) 2008-03-28
CN101018731B (zh) 2010-06-16
WO2006005215A3 (de) 2006-04-20
RU2380310C2 (ru) 2010-01-27
NO332132B1 (no) 2012-07-02
CA2573566A1 (en) 2006-01-19
US20080121468A1 (en) 2008-05-29
RU2007105103A (ru) 2008-08-27
ES2315881T3 (es) 2009-04-01
BRPI0513280A (pt) 2008-05-06
KR100865653B1 (ko) 2008-10-29
CN101018731A (zh) 2007-08-15
PT1768923E (pt) 2008-12-18
AU2005262192B2 (en) 2011-03-03
NO20070773L (no) 2007-02-09
ATE411966T1 (de) 2008-11-15
AU2005262192A1 (en) 2006-01-19
WO2006005215A2 (de) 2006-01-19
JP2008505823A (ja) 2008-02-28
US7806238B2 (en) 2010-10-05
DE502005005759D1 (de) 2008-12-04
PL1768923T3 (pl) 2009-04-30
EP1768923A2 (de) 2007-04-04
CA2573566C (en) 2012-11-27

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