EP1732835A2 - Trottoir roulant, trottoir roulant en rampe, ou escalier mecanique - Google Patents

Trottoir roulant, trottoir roulant en rampe, ou escalier mecanique

Info

Publication number
EP1732835A2
EP1732835A2 EP05729142A EP05729142A EP1732835A2 EP 1732835 A2 EP1732835 A2 EP 1732835A2 EP 05729142 A EP05729142 A EP 05729142A EP 05729142 A EP05729142 A EP 05729142A EP 1732835 A2 EP1732835 A2 EP 1732835A2
Authority
EP
European Patent Office
Prior art keywords
travelator
handrail belt
escalator
moving ramp
drive
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
EP05729142A
Other languages
German (de)
English (en)
Other versions
EP1732835B1 (fr
Inventor
Esko Aulanko
Jorma Mustalahti
Marc Ossendorf
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.)
Kone Corp
Original Assignee
Kone 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 Kone Corp filed Critical Kone Corp
Publication of EP1732835A2 publication Critical patent/EP1732835A2/fr
Application granted granted Critical
Publication of EP1732835B1 publication Critical patent/EP1732835B1/fr
Ceased legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B23/00—Component parts of escalators or moving walkways
    • B66B23/02—Driving gear
    • B66B23/04—Driving gear for handrails

Definitions

  • the present invention relates to a travelator, moving ramp or escalator as defined in the preamble of claim 1.
  • a travelator, moving ramp or escalator wherein people are transported on a conveyor in a horizontal direction or at an upward/downward angle .
  • a balustrade extends alongside the people mover throughout its length. Usually two balustrades are provided, one on each side of the people mover.
  • the balustrade comprises a handrail belt implemented as an endless loop having an upper handhold portion that the passenger can grasp with a hand for support and a lower return portion. Further, it comprises a drive means for moving the handrail belt .
  • the handrail belt is moved at substantially the same velocity as the people mover.
  • the drive means moving the handrail belt comprises a drive pulley mounted with bearings at the end of the balustrade so that it can rotate about a first axis of rotation.
  • the drive pulley bends the running direction of the handrail belt by 180° between the handhold portion and the return portion.
  • the drive means comprises a power means comprising a drive shaft rotating about a second axis of rotation for rotating the drive pulley.
  • the first axis of rotation of the drive pulley and the second axis of rotation of the rotating drive shaft of the power means are at a distance from each other. This is because the power means is placed in a special machine space provided below the people mover and power is transmitted from the drive shaft to the drive pulley by a belt or chain transmission.
  • the power means driving the drive pulley of the handrail belt may be separate from the power means driving the people mover or it may be the same power means.
  • the object of the invention is to overcome the above- mentioned drawbacks.
  • a specific object of the invention is to disclose an arrangement for driving a handrail belt that is as simple, cheap and reliable in construction as possible and that additionally enables a low-construction travelator, moving ramp or escalator suitable to be mounted on a fixed base without a pit formed in the fixed base.
  • the travelator, moving ramp or escalator of the invention is characterized by what is disclosed in the characterization part of claim 1.
  • Other embodiments of the invention are characterized by what is disclosed in the other claims.
  • Inventive embodiments are also presented in the description part and drawings of the present application.
  • the inventive content disclosed in the application can also be defined in other ways than is done in the claims below.
  • the inventive content may also consist of several separate inventions, especially if the invention is considered in the light of explicit or implicit sub-tasks or in respect of advantages or sets of advantages achieved. In this case, some of the attributes contained in the claims below may be superfluous from the point of view of separate inventive concepts.
  • features of different embodiments of the invention can be applied in conjunction with other embodiments.
  • the travelator, moving ramp or escalator of the invention comprises a people mover for supporting and transporting people; a balustrade extending alongside the people mover throughout its length, said balustrade comprising a handrail belt implemented as an endless loop and having an upper handhold portion that the passenger can grasp with a hand for support, and a lower return portion; and a drive means for moving the handrail belt, said drive means comprising a drive pulley mounted with bearings at the end of the balustrade so as to be rotatable about a first axis of rotation, over which drive pulley the handrail belt is bent by about 180° between the handhold portion and the return portion, and a power means having a drive shaft rotating about a second axis of rotation to impart rotation to the drive pulley.
  • the first axis of rotation and the second axis of rotation coincide coaxially.
  • the drive pulley and the power means are coaxial .
  • the invention has the advantage that the drive arrangement of the handrail belt is simple, cheap and reliable enabling a low-construction travelator, moving ramp or escalator that is suited to be mounted on a fixed base without requiring a pit to be made in the fixed base for the drive machinery.
  • the drive pulley is mounted directly on the drive shaft of the power means.
  • the power means is a gearless electric motor that has a flat shape in the direction of the drive shaft and can be installed in a small space.
  • the power means is a permanent -magnet synchronous motor.
  • the drive means is disposed at the exit end of the travelator, moving ramp or escalator as seen in the transport direction.
  • the drive means is disposed at the entry and exit ends of the travelator, moving ramp or escalator.
  • the drive means comprises pressure rollers arranged to apply spring pressure to the handrail belt to press it against the drive pulley.
  • the drive means comprises a tensioning roller arranged within the return portion of the handrail belt at a point near the drive pulley to engage the handrail belt and deflect it to form a bend immediately after the drive pulley so as to tension the handrail belt.
  • the travelator, moving ramp or escalator is of a low-construction design and intended to be mounted on a fixed base, such as a floor or other support .
  • Fig. 1 is a diagrammatic side view of an embodiment of the travelator of the invention
  • Fig. 2 is a cross-section II-II of Fig. 1, and
  • Fig. 3 presents a diagrammatic and axonometric view of an end of a travelator corresponding to Fig. 1 as seen obliquely from above.
  • Fig. 1 presents a low-construction travelator designed to be mounted on a fixed base, such as a floor or other support, which means that no pit has to be made in the fixed base for the travelator machinery.
  • a fixed base such as a floor or other support
  • the travelator comprises a people mover 1, which may be e.g. a pallet conveyor or a belt conveyor, which is supported on a frame 14.
  • the frame 14 lies on a floor throughout its length.
  • the frame 14 comprises two elongated frame parts 15, 16, which are connected by a number of transverse members 17 extending transversely between the frame parts to hold them parallel to each other at a distance from each other.
  • the travelator comprises two balustrades 2, one on either side of the conveyor 1.
  • Each balustrade 2 comprises a balustrade frame 18 preferably made of glass or some other transparent material and fastened to profiled metal members serving as frame parts 15, 16.
  • the balustrade comprises a handrail belt 3 formed as an endless loop having an upper handhold portion 4, which the passenger can grasp with a hand for support, and a lower return portion 5.
  • the upper edge of the balustrade frame 18 functions as a guide bar on which the upper handhold portion 4 of the handrail belt 3 slides.
  • the lower return portion 16 has been arranged to run inside the frame part 15, 16.
  • a drive means 6 for driving the handrail belt 3 is provided at that end of the handrail belt 3 which is the exit end of the handhold portion 4 of the handrail belt and correspondingly the exit end of the conveyor 1 as seen in the transport direction.
  • the drive means may be disposed at the entry end of the balustrade or at both the entry and exit ends.
  • the drive means 6 comprises a drive pulley 7 having a relatively large diameter and mounted with bearings so as to be rotatable about a first axis 8 of rotation.
  • the handrail belt 3 is bent over the drive pulley 7 by 180° from handhold portion 4 into return portion 5.
  • the drive pulley 7 is driven by a power means 9 having a drive shaft 11 rotating about a second axis 10 of rotation, the drive pulley 7 being secured directly to the drive shaft, so that the first axis 8 of rotation and the second axis 10 or rotation coincide coaxially.
  • the power means 9 is of flat construction and takes up little space in the direction of the drive shaft 11.
  • the power means 9 is preferably an axial frequency-controlled permanent - magnet synchronous motor (e.g. standard elevator motor KONE EcoDisc ' , manufactured by Kone Corporation, Finland) which is of a flat construction and can therefore be installed in a small space.
  • a motor ® has many advantages :
  • the KONE EcoDisc motor uses no oil at all, thus eliminating the risk of fire and reducing environmental risks.
  • the KONE EcoDisc motor has a very high efficiency: it only requires half of the energy required by corresponding traditional geared machines.
  • the required starting current is only about 40 percent of the current required by an ordinary frequency-converter controlled motor.
  • the weight of the KONE EcoDisc motor is only half the weight of corresponding traditional geared machines.
  • the compact size of the motor minimizes the space required by it, thus increasing the productive useful area of the building.
  • the KONE EcoDisc motor has only one moving part. Being of gearless type, the motor has a longer service life than traditional geared electric ® motors.
  • the gearless KONE EcoDisc motor ensures an exceptionally smooth and quiet operation of the handrail belt.
  • the small amount of materials and only one moving part in the motor facilitate maintenance, the service life is long and fault diagnosis and preventive maintenance are made easier as compared with traditional handrail belt drives.
  • As the KONE EcoDisc motor is gearless, it has a very low frictional resistance.
  • the energy consumption is only about half of the energy consumption of a corresponding geared motor.
  • the oil -free motor reduces environmental risks and the risk of fire.
  • the drive means 6 comprises a number of pressure rollers 12, in Fig. 3 five rollers, which have been arranged to apply spring pressure to the handrail belt 3 to press it against the drive pulley 7 in order to achieve a sufficient frictional contact between the inner surface of the handrail belt 3 and the circumferential surface of the drive pulley 7.
  • the drive means 6 further comprises a tensioning roller 13, which is arranged within the return portion 5 of the handrail belt 3 in the immediate vicinity of the drive pulley 7 and in contact with the outer surface of the handrail belt so that the handrail belt is deflected and forms an upward bend immediately after the drive pulley 7.
  • the tensioning roller 13 ensures a sufficient tension of the handrail belt 3.
  • first axis of rotation 8 axis of rotation
  • power means 9 second axis of rotation (10) drive shaft (11) pressure roller (12)

Landscapes

  • Escalators And Moving Walkways (AREA)

Abstract

L'invention concerne un trottoir roulant, un trottoir roulant en rampe ou un escalier mécanique destiné à transporter des personnes, comprenant un dispositif de déplacement de personnes (1) conçu pour supporter et transporter des personnes. Une balustrade (2) s'étend à côté du dispositif de déplacement de personnes, sur toute sa longueur. Cette balustrade (2) comprend une courroie de type rampe (3) qui se présente sous la forme d'une boucle sans fin, et qui comporte une partie poignée supérieure (4) que le passager peut saisir d'une main en guise de support, et une partie retour inférieure (5). Un moyen d'entraînement (6) servant à déplacer la courroie de type rampe comprend : une poulie d'entraînement (7) qui est montée à l'aide de paliers à l'extrémité de la balustrade, de manière à pouvoir tourner autour d'un premier axe (8) de rotation, la courroie de type rampe étant courbée d'approximativement 180 ° entre la partie poignée (4) et la partie retour (5) sur la poulie d'entraînement, et ; un moyen de puissance (9) qui comprend un arbre d'entraînement (11) animé d'un mouvement de rotation autour d'un deuxième axe (10) de rotation pour faire tourner la poulie d'entraînement. Le premier axe (8) de rotation et le deuxième de rotation (10) coïncident coaxialement.
EP05729142.9A 2004-04-08 2005-03-29 Trottoir roulant, trottoir roulant en rampe, ou escalier mecanique Ceased EP1732835B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20040520A FI20040520A (fi) 2004-04-08 2004-04-08 Liukukäytävä, -ramppi tai -porras
PCT/FI2005/000165 WO2005097650A2 (fr) 2004-04-08 2005-03-29 Trottoir roulant, trottoir roulant en rampe, ou escalier mecanique

Publications (2)

Publication Number Publication Date
EP1732835A2 true EP1732835A2 (fr) 2006-12-20
EP1732835B1 EP1732835B1 (fr) 2013-05-15

Family

ID=32104170

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05729142.9A Ceased EP1732835B1 (fr) 2004-04-08 2005-03-29 Trottoir roulant, trottoir roulant en rampe, ou escalier mecanique

Country Status (3)

Country Link
EP (1) EP1732835B1 (fr)
FI (1) FI20040520A (fr)
WO (1) WO2005097650A2 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE112006004175T5 (de) 2006-12-21 2009-10-15 Otis Elevator Company, Farmington Antriebsvorrichtung für den Handlauf einer Personenbeförderungsvorrichtung
WO2011113487A1 (fr) * 2010-03-17 2011-09-22 Kone Corporation Trottoir roulant
WO2016020007A1 (fr) 2014-08-07 2016-02-11 Otis Elevator Company Construction en treillis pour trottoir roulant comprenant un mécanisme de tiroir
CN106006336B (zh) * 2016-08-05 2018-01-16 森赫电梯股份有限公司 一种扶梯扶手带装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9300766U1 (de) 1992-01-29 1993-08-12 O & K Orenstein & Koppel Ag, 13581 Berlin Handlaufantrieb für Rolltreppen, Fahrsteige o.dgl.
EP0883568B1 (fr) 1996-02-29 2002-10-23 Kone Corporation Installation de transport de personnes et appareil d'entrainement

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2005097650A2 *

Also Published As

Publication number Publication date
EP1732835B1 (fr) 2013-05-15
WO2005097650A2 (fr) 2005-10-20
FI20040520A0 (fi) 2004-04-08
FI20040520A (fi) 2005-10-09
WO2005097650A3 (fr) 2006-01-26

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