CN1714038A - Sheave assembly for an elevator system - Google Patents

Sheave assembly for an elevator system Download PDF

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Publication number
CN1714038A
CN1714038A CNA028299493A CN02829949A CN1714038A CN 1714038 A CN1714038 A CN 1714038A CN A028299493 A CNA028299493 A CN A028299493A CN 02829949 A CN02829949 A CN 02829949A CN 1714038 A CN1714038 A CN 1714038A
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CN
China
Prior art keywords
guide rail
car
sheave segment
sheave
pulley assembly
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
CNA028299493A
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Chinese (zh)
Other versions
CN1714038B (en
Inventor
F·戴特
D·迪佩
J·-N·克卢克斯
M·比夫塞尔特
R·皮卡
P·勒比拉尔
F·里科
D·皮林
H·法尼勒
J·B·勒格兹
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.)
Otis Elevator Co
Original Assignee
Otis Elevator Co
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
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Application filed by Otis Elevator Co filed Critical Otis Elevator Co
Publication of CN1714038A publication Critical patent/CN1714038A/en
Application granted granted Critical
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    • 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
    • B66B7/00—Other common features of elevators
    • B66B7/06—Arrangements of ropes or cables
    • B66B7/10—Arrangements of ropes or cables for equalising rope or cable tension
    • 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
    • B66B15/00—Main component parts of mining-hoist winding devices
    • B66B15/02—Rope or cable carriers

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)
  • Valve Device For Special Equipments (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)

Abstract

An elevator system includes guide rail mounted machine (16) and a sheave assembly(32) that accommodates a guide rail (38) within a hoistway. The inventive sheave assembly includes individual sheave portions (54) rotatable along a common axis. At least two of the sheave portions are spaced apart along a shaft (50) and a portion of the guide rail extends toward the axis beyond a plane formed tangent to the outside diameter of the sheave portions.

Description

The pulley assembly of elevator device
Background of invention
The present invention relates generally to elevator device, more specifically says, relates to the elevator device in a kind of pulley design-calculated that comprises the machine that is installed on the guide rail and hold guide rail, saving space.
Elevator device is usually included in car and the bob-weight that moves in the elevator.Rope connects car and bob-weight, and when they move they is supported.Direct motor drive rope lifting car.Usually, car comprises roll wheel assembly, and itself and guide rail are engaged in guiding car in the elevator.Traditionally, motor mounting is in the propulsion plant at elevator top.
For example, be arranged on the part of the idle pulley formation cable system on the lift car, be used to make car and bob-weight one lifting.Rope as lift car and bob-weight, passes idle pulley from the diverse location of system.Idle pulley must take up room in elevator, and guide rail extends to lift car from the inside face of hoistway wall.Proposed various machines conception has been installed, but in view of the requirement of building ordinance and safety procedure, the expensive of equipment and control sometimes.
Developed a kind of no propulsion plant elevator device recently, it no longer needs independently propulsion plant.No propulsion plant elevator device answers the customer to wish that elevator device is simpler, more effectively utilize the demand in space to develop.But even this system has been arranged, still need to reduce the shared space of elevator device.
Need the minimization system expense to save hoistway space, and lift car to be easy to install in elevator.In addition, building is not done customized design for holding elevator device usually yet.
For these reasons, preferably can design a kind of elevator device that is suitable for effectively utilizing hoistway space.The present invention solves these demands.
Summary of the invention
Say that briefly the present invention is a kind of elevator device with unique pulley structure, described pulley structure holds a part of guide rail, and it is less to take up room in elevator, and arranges to have greater flexibility aspect the parts in system.
Elevator device comprises that car and at least one are used to guide the guide rail of car when car is mobile in elevator designed according to this invention.The pulley assembly that is installed on the car comprises at least two around the rotatable sheave segment of common axis line, has between this part at interval.Sheave segment is installed around common axle, perhaps installs around the independent axes that is arranged on the common axis line.Guide rail stretches into the interval between the sheave segment, makes at least a portion of guide rail be contained in the interval between the described sheave segment.
Therefore, the structure of system unit of the present invention can provide a kind of more effective and save the elevator device in space.
Description of drawings
To the present detailed description of preferred embodiment, it will be appreciated by one of skill in the art that various characteristics of the present invention and advantage from following.Drawings that accompany the detailed description can be briefly described as follows:
Fig. 1 schematically illustrated according to the present invention a kind of elevator device of design-calculated;
Fig. 2 is the lateral plan that comprises the lift car of guide wheel and idle pulley assembly;
Fig. 3 is the top view of lift car and bob-weight;
Fig. 4 is the top view of another embodiment of the present invention;
Fig. 5 is the enlarged drawing of lift car and bob-weight idle pulley assembly;
Fig. 6 is the enlarged drawing of lift car roll wheel assembly and bob-weight top sheave assembly; With
Fig. 7 is the enlarged drawing of another embodiment of idle pulley assembly.
The specific embodiment
See figures.1.and.2, embodiments of the invention are elevator devices 10, and it comprises and is supported on the lift cars 12 that move in the elevator 14.Elevator 14 comprises and is positioned on elevator 14 inwalls 24 and is installed in guide rail 38 on the counter-weight bracket 56.Counter-weight bracket 56 is installed on the relative inwall 26.Guide rail 38 guiding lift cars 12 move in elevator 14.Counter-weight bracket 56 provides the space of extending elevator 14 whole height 42, so that bob-weight 22 moves.
As everyone knows, bob-weight 22 moves when lift car 12 moves.Bob-weight 22 is by guide rail 40 guiding (as shown in Figure 3) that are installed in the elevator.Lift car 12 and bob-weight 22 comprise pulley assembly 32,34, and they cooperate with rope 36 and machine 16, with cage lifter car 12.In illustrated example, pulley assembly 32 is installed on the bottom 48 of lift car 12, yet in limit of consideration of the present invention, pulley assembly 32 can be as is known to the person skilled in the art be installed on other positions of lift car 12 or the elsewhere of system 10 like that as required.Lift car 12 also comprises the roll wheel assembly 28,30 that is arranged at lift car 12 tops and bottom, and it moves along guide rail 38, to keep the correct aligning of lift car 12.
The machine 16 of example elevator system 10 is positioned and is supported at least one the top in the guide rail 38,40.At the top of guide rail 38,40 upper support machine 16, can not need between the stand-alone machine of traditional elevator systems requirement.The design of no propulsion plant elevator device 10 can effectively utilize hoistway space 14, and has got rid of for the demand between stand-alone machine.Utilize guide rail to support machine 16 and also have the minimized advantage of the number of components of making.
Elevator device 10 has been optimized the space utilization in the elevator 14.Method of the present invention allows guide rail 38 to be positioned as close to lift car 12 location.Pulley assembly 32 comprises the interval 62 between abnormal shape band junction surface 54, and it allows guide rail 38 more closely to stretch to lift car 12.
Pulley assembly 32 is arranged on the bottom 48 of lift car 12, and at least two bands 36 pass the idle pulley assembly that is arranged on lift car 12 either sides, and the one end is fixed on the terminal hitch 18 that is installed in one of guide rail 38 top.The other end of every band 36 is fixed on the terminal hitch 20 that is installed in guide rail 38 tops with machine 16 at the idle pulley assembly 34 that passes bob-weight 22 with after above the machine 16.Graphic rope structure only is one type, and should be appreciated that, other structures of elevator rope that are used for cage lifter car 12 are also within consideration of the present invention.
With reference to Fig. 3, each of guide rail 38 comprises the mounting portion 64 that is installed on inwall 24 or the counter-weight bracket 56.What stretched out by guide rail mounting portion 64 is a targeting part 66.As everyone knows, targeting part 66 cooperates with roll wheel assembly 28,30.Extend beyond the band composition surface on the sheave segment 54 of pulley assembly 32 by the targeting part 66 that makes guide rail 38 to car 12, save the space in the elevator 14.The targeting part 66 of each guide rail 38 extends between the pulley 54 of pulley assembly 32, reduces the shared amount of space of parts of elevator device 10, thereby has saved the space in the elevator 14.
Example sheave assembly 32 comprises 4 single sheave segments 54 that support around common axle 50.At interval 62 sheave segment 54 is separated into 2 independent groups of being made up of two idle pulley parts 54.Each of idle pulley part 54 comprises external diameter 74 (Fig. 4).Plane 72 that the part of the targeting part 66 of each guide rail 38 stretches into and the external diameter 74 of sheave segment 54 is tangent and the interval 62 between the axle 50.62 outside dimension is littler than the external diameter 74 of sheave segment at interval.In graphic example, the outside dimension of axle 50 has been determined the outside dimension that this is less.
With reference to Fig. 4, in another embodiment of the present invention, independent axes 51 and 53 supports around common axis 58, so that rotatably support sheave segment 54.In this embodiment, less outside dimension further reduces with respect to the embodiment with common axle 50 shown in Figure 3.
With reference to Fig. 5, axle 50 is supported by the strut member 52 that is attached on the lift car 12.Each of pulley 54 comprises external diameter 74.External diameter 74 and rotation axis 58 spaced apart first distances 75.The targeting part 66 and the spaced apart second distance 77 of rotation axis of guide rail 38.Second distance 77 to the first distance 75 is little, so that the part of guide rail is in the interval 62 between the sheave segment.In other words, extend through at interval 62 with the tangent plane 72 of the external diameter 74 of sheave segment 54, and the targeting part 66 of guide rail 38 has a part and plane 72 to intersect at least.
With reference to Fig. 6, guide rail 38 engages with the roll wheel assembly 28 of lift car 12.Rope 36 is shown in the position relative with guide rail 38 and roll wheel assembly 28.Be shown in the position relative with the tangent plane 72 of the external diameter 74 of pulley 54, and intersect with the part of guide rail 38 with rope 36.Idle pulley assembly 32 is installed can be by the interval 62 of its extension to form targeting part 66, like this for the use of lift car 12 has increased the space, and has distributed the interior rare and valuable space of elevator 14 effectively.The demand that the customer requires effectively to utilize hoistway space has been satisfied in the spaces that increase in the elevator provided by the present invention 14.
With reference to Fig. 5, show the enlarged view of pulley assembly 32.Sheave segment 54 is supported around axis 58 by common axle 50, and comprises the bearing assembly 60 that is installed in each sheave segment 54.Bearing assembly 60 can be any kind known to those skilled in the art.In the present embodiment, two sheave segments 54 are shown in any side of guide rail 38 together with corresponding rope 36.Should be appreciated that, use independent axes to support sheave segment 54 also in limit of consideration of the present invention.
With reference to Fig. 7, another embodiment of pulley assembly is shown, it all comprises 3 idle pulley parts 54 on each side at interval 62.The number that is arranged on the sheave segment 54 on guide rail 38 either sides is used differently because of concrete, and according to the needs of concrete application, can comprise 2,3,4 or their any combination.
Bob-weight 22 comprises and the pulley assembly 32 similar pulley assemblies 34 that are installed on the lift car 12.In the present embodiment, the guide rail 40 that is used for bob-weight 22 does not extend between the sheave segment 54 that is installed in the pulley assembly 34 on the bob-weight 22.
It is exemplary more than describing, and is not only an essence explanation.The present invention is described in an illustrative manner, and should be appreciated that, used term is intended to be described but not limits.Can make amendment and change according to above teaching.The preferred embodiments of the present invention have disclosed, yet those of ordinary skills will appreciate that it is to have carried out certain modification within the scope of the invention.Be appreciated that in the appended claims scope the present invention can implement by the mode different with specific descriptions.Therefore should study following claims to determine true scope of the present invention and content.

Claims (24)

1, a kind of elevator device, it comprises:
At least one guide rail;
The car that moves along described guide rail selectively; And
Be supported on the pulley assembly on the described car, it comprises the sheave segment that at least two energy rotate around common axis, has between this part at interval, and described guide rail stretches into described interval.
2, the system as claimed in claim 1 is characterized in that, each of described sheave segment comprises the neighboring with first outer radial dimension, and the described interval between the described part has the second less outer radial dimension.
3, the system as claimed in claim 1 comprises and supports described sheave segment with the axle around described axis rotation.
4, system as claimed in claim 3 comprises the common axle that supports described sheave segment.
5, system as claimed in claim 3 comprises the independent axes that supports described sheave segment.
6, the system as claimed in claim 1 is characterized in that, each described sheave segment comprises the separate piece that is positioned on the either side of described interval.
7, system as claimed in claim 6 comprises a plurality of separate piece that are arranged on the described guide rail either side.
8, the system as claimed in claim 1, it is characterized in that, described elevator comprises first, second guide rail that is arranged on the described car opposite side, and is arranged on the first described pulley assembly on described car one side and is arranged on second pulley assembly on the opposite side of described car.
9, the system as claimed in claim 1 comprises the machine that is installed on the described guide rail.
10, the system as claimed in claim 1 comprises the bob-weight with pulley assembly, and described pulley assembly has at least two and can have between this part at interval around the sheave segment of common axis rotation.
11, system as claimed in claim 10 comprises the common axle of described two sheave segments that support described bob-weight.
12, system as claimed in claim 10 comprises the independent axes of the described sheave segment that supports described bob-weight.
13, system as claimed in claim 10 comprises at least one combined bracket of the described guide rail that supports the described guide rail be used for described car and be used for described bob-weight.
14, the system as claimed in claim 1 is characterized in that, described pulley assembly is installed on the bottom of described car.
15, the system as claimed in claim 1 is characterized in that, described pulley assembly is installed on the top of described car.
16, the system as claimed in claim 1 comprises being installed on described car and engaging to guide the guidance set of described car with described guide rail.
17, elevator device, it comprises:
Car; And
At least one is installed on the pulley assembly of described car, described pulley assembly has at least two axially spaced sheave segments, each of described sheave segment comprises first radial dimension, and the described interval between described sheave segment comprises second radial dimension littler than described first radial dimension.
18, system as claimed in claim 17 is characterized in that, at least one is installed on the described car of rail guidance in the elevator, and the part of described guide rail is extended between described sheave segment.
19, system as claimed in claim 17, it is characterized in that, each of described sheave segment comprises the outside face with spaced apart first distance of the rotation axis of described pulley assembly, described guide rail is arranged in the interval between described sheave segment, and with the spaced apart second distance of described rotation axis less than described first distance.
20, system as claimed in claim 17 comprises that also at least one is arranged on the described pulley assembly on the described car opposite side.
21, system as claimed in claim 17 comprises sheave segment and corresponding a plurality of supporting part on a plurality of opposite sides that are arranged on described interval.
22, a kind of pulley assembly that is used for elevator device, it comprises:
First sheave segment, it has first radial dimension and can rotate along axis; And
Second sheave segment, itself and described first sheave segment are axially spaced and have radial dimension, make that the interval between described sheave segment has the second less radial dimension.
23, assembly as claimed in claim 22 comprises the axle that supports described sheave segment, and described axle has and the described second radial dimension equal outer diameters.
24, assembly as claimed in claim 22 comprises a plurality of sheave segments that are positioned on each side of described interval.
CN028299493A 2002-11-25 2002-11-25 Elevator system of machine-free chamber Expired - Lifetime CN1714038B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2002/037776 WO2004048246A1 (en) 2002-11-25 2002-11-25 Sheave assembly for an elevator system

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN201210495312.5A Division CN102992145B (en) 2002-11-25 2002-11-25 Elevator system without machine room

Publications (2)

Publication Number Publication Date
CN1714038A true CN1714038A (en) 2005-12-28
CN1714038B CN1714038B (en) 2013-01-16

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ID=32391445

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Application Number Title Priority Date Filing Date
CN028299493A Expired - Lifetime CN1714038B (en) 2002-11-25 2002-11-25 Elevator system of machine-free chamber

Country Status (11)

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EP (1) EP1567440B3 (en)
JP (1) JP4530857B2 (en)
KR (1) KR100951522B1 (en)
CN (1) CN1714038B (en)
AT (1) ATE352510T1 (en)
AU (1) AU2002350256A1 (en)
DE (2) DE20221212U1 (en)
ES (1) ES2278070T7 (en)
HK (1) HK1084371A1 (en)
PT (1) PT1567440E (en)
WO (1) WO2004048246A1 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101415634B (en) * 2006-04-10 2012-05-02 通力股份公司 Arrangement for equalizing elevator rope force and elevator
TWI405705B (en) * 2007-05-03 2013-08-21 Inventio Ag Lift installation with a cage, a deflecting roller for a lift installation, and a method of arranging a load sensor in a lift cage
CN104781176A (en) * 2012-10-22 2015-07-15 三菱电机株式会社 Elevator pulley device

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL180964A (en) * 2002-09-05 2010-11-30 Inventio Ag Drive engine for a lift installation and method of mounting a drive engine
US8430211B2 (en) 2007-06-08 2013-04-30 Otis Elevator Company Elevator system with guide axis aligned with traction member
WO2010013099A1 (en) * 2008-08-01 2010-02-04 Otis Elevator Company Vibration isolation assembly for an elevator system
CN109987476B (en) * 2017-12-29 2021-01-15 梯阶电梯工程有限公司 Separated cable guide sliding device

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Publication number Priority date Publication date Assignee Title
DE1032496B (en) * 1954-01-18 1958-06-19 Joseph Tepper Maschinenfabrik Elevator system for traction drive
JPS63154578U (en) * 1987-03-31 1988-10-11
JPH0780660B2 (en) * 1987-09-08 1995-08-30 株式会社東芝 Small elevator for lower floors
JPH05278974A (en) * 1992-03-31 1993-10-26 Hitachi Building Syst Eng & Service Co Ltd Driven sheave for elevator
JPH07144848A (en) * 1993-11-26 1995-06-06 Otis Elevator Co Supporting device for stator of linear motor
ES2315007T3 (en) * 1998-02-26 2009-03-16 Otis Elevator Company ELEVATION ELEVATOR BY BELT THAT HAS THE DRIVE UNIT IN THE COUNTERWEIGHT.
FI109468B (en) * 1998-11-05 2002-08-15 Kone Corp Pinion Elevator
US6202793B1 (en) * 1998-12-22 2001-03-20 Richard N. Fargo Elevator machine with counter-rotating rotors
US6405833B1 (en) * 2000-01-06 2002-06-18 Otis Elevator Company Flexible flat rope sheave assembly with separate shoulder and flange surfaces having varying friction properties
JP2002167137A (en) 2000-11-29 2002-06-11 Toshiba Corp Elevator
FR2823734B1 (en) * 2001-04-19 2007-04-20 Serge Arnoult ELEVATOR INSTALLATION PROVIDED WITH INDEPENDENT TRAINING MEANS AND MEANS OF SUSPENSION

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101415634B (en) * 2006-04-10 2012-05-02 通力股份公司 Arrangement for equalizing elevator rope force and elevator
TWI405705B (en) * 2007-05-03 2013-08-21 Inventio Ag Lift installation with a cage, a deflecting roller for a lift installation, and a method of arranging a load sensor in a lift cage
CN104781176A (en) * 2012-10-22 2015-07-15 三菱电机株式会社 Elevator pulley device
CN104781176B (en) * 2012-10-22 2017-09-08 三菱电机株式会社 The hanging wheel device of elevator

Also Published As

Publication number Publication date
EP1567440A4 (en) 2006-01-04
DE60217935T2 (en) 2007-07-26
ATE352510T1 (en) 2007-02-15
DE60217935T3 (en) 2010-12-23
HK1084371A1 (en) 2006-07-28
JP2006507200A (en) 2006-03-02
JP4530857B2 (en) 2010-08-25
EP1567440B1 (en) 2007-01-24
CN1714038B (en) 2013-01-16
EP1567440A1 (en) 2005-08-31
PT1567440E (en) 2007-04-30
AU2002350256A1 (en) 2004-06-18
WO2004048246A1 (en) 2004-06-10
ES2278070T7 (en) 2011-08-01
DE60217935D1 (en) 2007-03-15
DE20221212U1 (en) 2005-08-04
KR100951522B1 (en) 2010-04-09
KR20050091703A (en) 2005-09-15
EP1567440B3 (en) 2010-07-14
ES2278070T3 (en) 2007-08-01

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