EP1296883A1 - Ascenseur a entrainement par moteur lineaire - Google Patents

Ascenseur a entrainement par moteur lineaire

Info

Publication number
EP1296883A1
EP1296883A1 EP01940042A EP01940042A EP1296883A1 EP 1296883 A1 EP1296883 A1 EP 1296883A1 EP 01940042 A EP01940042 A EP 01940042A EP 01940042 A EP01940042 A EP 01940042A EP 1296883 A1 EP1296883 A1 EP 1296883A1
Authority
EP
European Patent Office
Prior art keywords
elevator
shaft
secondary part
linear motor
primary
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.)
Withdrawn
Application number
EP01940042A
Other languages
German (de)
English (en)
Inventor
Christoph Liebetrau
Tian Zhou
Thomas Eilinger
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 EP01940042A priority Critical patent/EP1296883A1/fr
Publication of EP1296883A1 publication Critical patent/EP1296883A1/fr
Withdrawn legal-status Critical Current

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
    • B66B11/04—Driving gear ; Details thereof, e.g. seals
    • B66B11/0407—Driving gear ; Details thereof, e.g. seals actuated by an electrical linear motor

Definitions

  • the invention relates to an elevator with a linear motor drive.
  • an elevator with an elevator car that can be moved in the elevator shaft is proposed in European patent application EP 0 858 965 A1, the elevator having a linear motor for driving the elevator car.
  • the linear motor includes stator windings that are attached to the elevator shaft.
  • the stator windings are at a defined distance and magnet magnets of alternating polarity are fixed to the elevator car.
  • the stator windings are iron-free and are arranged between two opposing rows of excitation magnets.
  • Such an elevator with The linear motor drive has the disadvantage that stator windings have to be distributed over the entire shaft height. This in turn requires a complex assembly, a lot of time and ultimately increased costs.
  • An object of the invention is to provide an elevator with a linear motor drive in which the assembly of the components of the linear motor is simple and time-saving.
  • the number of permanent magnets required is small due to the arrangement of the magnets on the primary side of the linear motor. Another advantage is that only relatively few magnets can get dirty.
  • the driving characteristics of the elevator remain constant in the long term. Furthermore, the arrangement according to the invention reduces the risk of damage caused by metal parts which get between the primary part and the secondary part of the linear motor and which are attracted by the permanent magnets. A reduction in the number of permanent magnets also reduces the risk of accidents, since the risk of coming into contact with the permanent magnets with magnetic tools during assembly or maintenance of the elevator is reduced. Another advantage of the elevator according to the invention with Linear motor drive can be seen in the simplification of the guidance of the secondary side of the linear motor.
  • the elevator according to the invention with a linear motor drive has an elevator car, a guide means and one
  • Elevator shaft the guide means guiding the elevator car in the elevator shaft.
  • At least one counterweight is provided, which is connected to the elevator car.
  • at least one linear motor is provided, which has a secondary part and a primary part, the secondary part having one or more magnets and the primary part having both windings and permanent magnets. The secondary part extends over an area which the primary part sweeps over while the elevator car is in motion.
  • the linear motor is a linear synchronous motor.
  • the secondary part of the linear motor can be arranged on a first side of the elevator shaft, the first side of the elevator shaft being opposite a second side of the elevator shaft, which has shaft doors.
  • the secondary part is arranged between the counterweight and the elevator car.
  • the secondary part has a long side and a broad side, the long side being wider than the broad side and the long side of the secondary part lying opposite the primary part,
  • the primary part is connected to the elevator car.
  • the magnet in the secondary part advantageously has ferromagnetic iron.
  • FIG. 1 shows a three-dimensional view of the elevator according to the invention.
  • Figure 2 shows a second embodiment of the elevator according to the invention in plan view.
  • Figure 3 shows a third embodiment of the elevator according to the invention in plan view.
  • Figure 4 shows a fourth embodiment of the elevator according to the invention in plan view.
  • Figure 5 shows a fifth embodiment of the elevator according to the invention in plan view.
  • Figure 6 shows a sixth embodiment of the
  • Elevator according to the invention in plan view.
  • FIG. 7 shows a seventh embodiment of the elevator according to the invention in a top view.
  • Figure 8 shows an eighth embodiment of the elevator according to the invention in plan view.
  • Figure 9 shows a ninth embodiment of the elevator according to the invention in plan view.
  • Figure 10 shows a tenth embodiment of the elevator according to the invention in plan view.
  • Figure 11 shows an eleventh embodiment of the elevator according to the invention in plan view.
  • an elevator car 2 is arranged within a shaft 4 and is arranged to be movable vertically, that is to say in the longitudinal direction of the shaft 4, by means of two guides 5.
  • the elevator car 2 is provided with guide rollers 6, which in the guides 5
  • the shaft 4 has a plurality of openings which are connected to the individual floors 7 of the building.
  • the elevator car 2 can be entered via the floors 7.
  • the primary part 12 of the drive 3 is connected in FIG. 1 to the cabin wall of the cabin 2, which is opposite the cabin opening.
  • a secondary part 10 of the drive 3 is provided parallel to the primary part 12 and is attached directly or indirectly to the second shaft wall 4.2.
  • the secondary part 10 of the drive 3 extends over an area in the shaft 4 which the primary part 12 of the drive 3 sweeps over while the elevator car 2 is in motion.
  • the elevator car 2 has a first car side wall 2.1, a second car side wall 2.2, a third car side wall
  • first cabin side wall 2.1 also being referred to below as the cabin door side, since this cabin side wall has cabin doors 9.
  • the primary parts 12 each have a long side and a broad side, the long side being wider than the broad side.
  • the long sides of the primary parts 12 are arranged parallel to the long sides of the secondary parts 10, which are located at a defined distance from the long sides of the primary parts 12.
  • FIG. 3 essentially corresponds to the embodiment of the invention shown in FIG. 2, only one drive 3 having a primary part 12 and a secondary part 10 being provided.
  • Such an arrangement has the advantage that only one drive 3 is present, which reduces the costs and the maintenance effort and simplifies assembly.
  • the shaft space required for the elevator car 2, the drive 3 and the counterweights 8 can be reduced.
  • the drive 3 in connection with the counterweight 8 can also be arranged on the second cabin side wall 2.2.
  • the counterweights 8 are located on the second car side wall 2.2 or the fourth car side wall 2.4.
  • the drive 3 is provided on the third cabin side wall 2.3 opposite the cabin doors 9.
  • the long side of the primary part 12 is arranged parallel to the third cabin side wall 2.3.
  • the longitudinal part of the secondary part 10 is aligned parallel to the primary part 12 with an air gap.
  • Such an embodiment can be used, for example, if, due to the structural requirements, there is no corresponding shaft width, but instead there is a corresponding shaft depth.
  • the structure shown in FIG. 5 is somewhat more complex than that shown in FIG. 4, but it has the advantage that the forces that occur are evenly distributed.
  • a drive 3 and a counterweight 8 are located on the second car side wall 2.2 and the fourth car side wall 2.4.
  • Each drive 3 has two primary parts 12, the long sides of which are now perpendicular to the second car side wall 2.2 or fourth cabin side wall 2.4 are arranged.
  • the two primary parts 12 of each drive 3 are spaced parallel to one another in such a way that the secondary part 10 can be arranged movably between their longitudinal sides.
  • This embodiment has the advantage that no normal forces occur between primary part 12 and secondary part 10 of the linear motor. In addition, the forces are evenly distributed.
  • the seventh embodiment of the elevator according to the invention shown in FIG. 7 essentially corresponds to the embodiment shown in FIG. 6, with only one drive 3 with two primary parts 12 and one in the shaft 4
  • Secondary part 10 is provided. 2.2 and the fourth are still parallel to the second cabin side wall Cabin side wall 2.4 arranged counterweights 8 are provided.
  • FIG. 8 shows an eighth embodiment of the elevator according to the invention, in which, in contrast to the embodiment of the invention shown in FIG. 6, each drive 3 has three primary parts 12.
  • the three primary parts 12 are arranged parallel to one another and spaced apart in such a way that two secondary parts 10 can be arranged movably between them.
  • the two drives 3 are located between the two counterweights 8 and the cabin 2.
  • the ninth embodiment shown in FIG. 9 essentially corresponds to the embodiment shown in FIG. 8, only one drive 3 having three primary parts 12 and two secondary parts 10 being provided.
  • the embodiment shown in FIG. 9 enables the shaft space to be reduced.
  • FIG. 10 shows a tenth embodiment of the elevator 1 according to the invention, only one drive 3 having two primary parts 12 and one secondary part 10 being provided.
  • the elevator 1 only has a counterweight 8. Both the counterweight 8 and the drive 3 are located on the fourth cabin wall side 2.4. However, it is also possible to bring the counterweight 8 and the drive 3 onto the second cabin side wall 2.2. Where the drive 3 and the counterweight 8 are located depends on the structural conditions. This is a simple embodiment for a low transport speed.
  • FIG. 11 shows an eleventh embodiment of the elevator according to the invention, two counterweights 8 being provided, which are located on the second car side wall 2.2 or the fourth
  • Cabin side wall 2.4 are located.
  • the drive 3 with two primary parts 12 and a secondary part 10 is arranged on the third cabin side wall 2.3. In this embodiment, no normal force occurs between the primary part 12 and the secondary part 10 of the linear motor.
  • Figures 1 to 11 show examples of possible embodiments of the invention, but this is not a conclusive list of the possible embodiments.

Landscapes

  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Types And Forms Of Lifts (AREA)

Abstract

La présente invention concerne un ascenseur doté d'un entraînement par moteur linéaire, comprenant une cabine d'ascenseur (2), un système de guidage (5) et une cage d'ascenseur (1), le système de guidage (5) servant à guider la cabine d'ascenseur (2) dans la cage d'ascenseur (1). Au moins un contrepoids (8) est relié à la cabine d'ascenseur (2). L'ascenseur (1) présente un moteur linéaire (3) qui comprend une partie secondaire (10) et une partie primaire (12), la partie secondaire (10) présentant un ou plusieurs aimants et la partie primaire (12) présentant à la fois des enroulements et des aimants permanents. La partie secondaire (10) s'étend sur une zone que la partie primaire (12) parcoure durant le déplacement de la cabine d'ascenseur (2).
EP01940042A 2000-07-01 2001-06-26 Ascenseur a entrainement par moteur lineaire Withdrawn EP1296883A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP01940042A EP1296883A1 (fr) 2000-07-01 2001-06-26 Ascenseur a entrainement par moteur lineaire

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP00113967 2000-07-01
EP00113967 2000-07-01
EP01940042A EP1296883A1 (fr) 2000-07-01 2001-06-26 Ascenseur a entrainement par moteur lineaire
PCT/CH2001/000394 WO2002002451A1 (fr) 2000-07-01 2001-06-26 Ascenseur a entrainement par moteur lineaire

Publications (1)

Publication Number Publication Date
EP1296883A1 true EP1296883A1 (fr) 2003-04-02

Family

ID=8169126

Family Applications (1)

Application Number Title Priority Date Filing Date
EP01940042A Withdrawn EP1296883A1 (fr) 2000-07-01 2001-06-26 Ascenseur a entrainement par moteur lineaire

Country Status (3)

Country Link
EP (1) EP1296883A1 (fr)
AU (1) AU2001273758A1 (fr)
WO (1) WO2002002451A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2295593T3 (es) 2002-01-31 2008-04-16 Inventio Ag Ascensor, especialmente para el transporte de personas.
DE102014219862A1 (de) * 2014-09-30 2016-03-31 Thyssenkrupp Ag Aufzugsystem
CN107108174A (zh) * 2014-12-22 2017-08-29 奥的斯电梯公司 用于电梯线性推进系统的安装组件
US11691851B2 (en) 2016-10-14 2023-07-04 Inventio Ag Linear drive system for an elevator installation

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2530384B2 (ja) * 1990-06-01 1996-09-04 三菱電機株式会社 リニアモ―タエレベ―タ―
JP2529756B2 (ja) * 1990-06-11 1996-09-04 三菱電機株式会社 リニアモ―タエレベ―タ―
JPH0717333B2 (ja) * 1990-08-07 1995-03-01 鹿島建設株式会社 リニアモータ駆動エレベータ
US5751076A (en) * 1996-01-19 1998-05-12 Inventio Ag Drive system for lifts
DE59701509D1 (de) * 1997-02-17 2000-05-31 Thyssen Aufzugswerke Gmbh Linearmotor zum Antrieb einer Aufzugskabine

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO0202451A1 *

Also Published As

Publication number Publication date
WO2002002451A1 (fr) 2002-01-10
AU2001273758A1 (en) 2002-01-14

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