EP4077196B1 - Drive system for an elevator installation, elevator installation and method for mounting a drive on a support element of an elevator installation - Google Patents

Description

The invention relates to a drive system for an elevator system, an elevator system and a method for mounting a drive on a support element of an elevator system.

Known elevator systems for transporting people or loads include an elevator car which can be moved vertically in an elevator shaft. The elevator car is usually connected to a counterweight via a suspension element. A drive for moving the elevator car along a guide rail can be arranged, for example, on a drive structure in a shaft head of the elevator shaft or in a machine room above the elevator shaft. However, previously known drive systems for elevator systems require a lot of space, for example in the shaft head of an elevator system, or require complex assembly.

US 6,006,865 A discloses a drive system for an elevator system according to the preamble of claim 1.

The object of the invention is to provide a drive system for an elevator system and in particular an elevator system which is improved compared to drive systems or elevator systems known from the prior art, in particular the space requirement of the drive system being reduced or the assembly of the drive system being simplified. Furthermore, it is an object of the invention to provide a method for assembling a drive of an elevator system.

The task is solved with a drive system according to claim 1 and a method according to the independent claim. Advantageous further developments and embodiments result from the subclaims and from this description.

One aspect of the invention relates to a drive system for an elevator system, with a drive and a drive suspension for attaching the drive to a support element of the elevator system, the drive suspension having a swivel joint for tiltably mounting the drive on the support element and an adjusting device for adjustment a tilting of the drive around the swivel joint.

A further aspect of the invention relates to an elevator system, with a drive system according to one of the embodiments described herein, an elevator car, and a counterweight, which is connected to the elevator car via a suspension means, the drive being set up to drive the suspension means.

Yet another aspect of the invention relates to a method for mounting a drive on a support element of an elevator system, with bearings of the drive on the support element by means of a swivel joint, stabilizing the drive with respect to the support element, and adjusting a tilt of the drive about the swivel joint.

In preferred embodiments, the drive comprises a motor, in particular a motor and a gearbox. The drive can be gearless. The drive has a drive shaft. The drive shaft can be rotated about a shaft axis of the drive. A drive pulley can be attached to the drive shaft. The traction sheave is designed to provide contact between a suspension element of an elevator system and the drive. In particular, the traction sheave is designed to transmit a force provided by the drive to the suspension element. Preferably, the drive suspension is set up so that when the drive is attached to the support element, the traction sheave is arranged between the motor of the drive and the support element. The drive can have drive cooling or drive electronics, for example for controlling the drive. “Or” is typically understood herein as “and/or”. The drive cooling or the drive electronics can be arranged in particular on an underside of the drive.

Preferably, the drive system comprises a guide rail for guiding an elevator car, the guide rail forming the support element. In further preferred embodiments, the support element can be a shaft wall of an elevator system or a support structure in an elevator shaft of an elevator system.

In preferred embodiments, the swivel joint of the drive suspension is to be understood as a rotatable connection between the drive and the support element. Preferably, an axis of rotation of the swivel joint is at least substantially vertical to a shaft axis of the drive. “At least essentially vertical” is to be understood here in particular as meaning a vertical orientation or an orientation that deviates from a vertical orientation by a maximum of 15°, for example by a maximum of 10° or a maximum of 5°. In embodiments, the axis of rotation can be aligned at least substantially perpendicular to the shaft axis of the drive and perpendicular to a longitudinal axis of a guide rail. The shaft axis of the drive can be aligned at least substantially perpendicular to the axis of rotation of the swivel joint and at least substantially perpendicular to a vertical direction, for example perpendicular to the longitudinal axis of a guide rail. In preferred embodiments, the shaft axis of the drive is aligned with the guide rail.

The adjusting device is preferably arranged below the swivel joint. The swivel joint is designed in particular to transmit a tensile load from the drive to the support element. The adjusting device is set up, for example, to transmit a pressure load from the drive to the support element. In embodiments, the swivel joint is arranged above a traction sheave of the drive and the adjusting device is arranged below the traction sheave. In particular, the traction sheave is arranged between the swivel joint and the adjusting device. In further embodiments, the adjusting device is arranged around the traction sheave. For example, the adjusting device can extend in a cage shape around the traction sheave in the direction of the support element, the adjusting device having at least one window for passing through a suspension element. In preferred embodiments, the traction sheave has a traction sheave diameter of at most 150 mm, in particular at most 100 mm or at most 70 mm.

According to the invention, the swivel joint of the drive suspension comprises a fixed part, which is designed for attachment to the support element, and a first suspension part, which is attached to the drive. The fixed part and the first suspension part are rotatably connected to one another. Preferably, the fixed part is rigidly connected to the support element and the first suspension part is rigidly connected to the drive. Rigid connections can be provided by joining methods, for example by screwing.

According to the invention, the first suspension part has at least one first opening and the fixed part has at least one second opening. The swivel joint includes a connecting element which is arranged through the at least one first opening and the at least one second opening. The connecting element can be, for example, a pin, a bolt or a screw. In particular, the connecting element is arranged along the axis of rotation of the swivel joint.

In preferred embodiments, the swivel joint is designed as a hinge. In embodiments, the first suspension part has at least two first openings along the axis of rotation of the swivel joint. The fixed part extends between the at least two first openings of the first suspension part, with the at least one second opening of the fixed part being arranged between two first openings of the first suspension part. In further embodiments, the fixed part has at least two second openings along the axis of rotation of the swivel joint. The first suspension part extends between the at least two second openings of the fixed part, with the at least one first opening of the first suspension part being arranged between two second openings of the fixed part.

In preferred embodiments, the swivel joint is designed to support torques or torque components in directions perpendicular to the axis of rotation. In particular, the swivel joint is designed to support torques or torque components in the direction of the shaft axis of the drive or in the direction of the longitudinal axis of a guide rail. The fixed part and the first suspension part can be in contact along the axis of rotation via at least two contact surfaces, the contact surfaces extending around the axis of rotation, in particular around the axis of rotation and perpendicular to the axis of rotation. In particular, the fixed part and the first suspension part can form a torque arm. For example, the swivel joint can at least partially support torques or torque components that result from driving a suspension element or moving an elevator car or a counterweight.

Preferably, the adjusting device of the drive suspension comprises the fixed part, which is designed for attachment to the support element, and a second suspension part, which is attached to the drive and is connected to the fixed part. The fixed part and the second suspension part can be adjusted and moved relative to one another. The Adjusting device can in particular be designed as a linear adjusting device. The adjusting device can comprise an adjusting screw, wherein the adjusting device is designed to move the fixed part and the second suspension part relative to one another, in particular to move linearly relative to one another, by turning the adjusting screw. Preferably, the second suspension part is rigidly connected to the drive and the fixed part is rigidly connected to the support element.

In preferred embodiments, the tilting of the drive about the swivel joint can be adjusted by moving the second suspension part relative to the fixed part. For example, the tilting can be adjusted by turning an adjusting screw of the adjusting device, with the second suspension part being displaced relative to the fixed part by turning the adjusting screw. In particular, the drive suspension is designed to tilt the drive about the axis of rotation of the swivel joint with respect to the support element, for example with respect to a guide rail, by moving it. In particular, a tilt of a maximum of 20° can be set by moving, for example a maximum of 10° or a maximum of 5°. In embodiments, the fixed part is part of the swivel joint and the adjusting device.

Preferably, the drive suspension comprises at least one insulation element, in particular a mechanical insulation element or a buffer element, wherein the at least one insulation element is designed to reduce or prevent the transmission of vibrations or structure-borne noise from the drive to the support element. Preferably, the insulation element is a spring-damping element. The drive can be decoupled from the support element by the insulation element with regard to the propagation of vibrations or structure-borne noise. In particular, the insulation element is designed to dampen vibrations or structure-borne noise between the drive and the support element. The insulation element can be arranged between a first suspension part and a fixed part or between a second suspension part and a fixed part. Preferably, a connecting means, which is arranged through at least a first opening of the first suspension part and at least a second opening of the fixed part, is at least partially covered by an insulating element. In particular, the connecting means is surrounded by the insulating element in the area of the at least one first opening or the at least one second opening, for example in the area of the at least one first opening and the at least one second opening. In In embodiments, the at least one insulation element comprises plastic or rubber. The at least one insulation element can offer the advantage of preventing the spread of structure-borne noise to a building in which an elevator system with a drive system according to the embodiments described herein is installed.

In preferred embodiments, the drive suspension, in particular the first suspension part or the second suspension part, comprises an adapter plate which is designed to attach the drive suspension to a suspension-side end of the drive. The adapter plate is rigidly connected to the drive, for example screwed. The adapter plate can have a shaft opening for passing through a drive shaft of the drive. In embodiments, the adapter plate is manufactured as a separate component. In further embodiments, the adapter plate is manufactured as part of the first suspension part or the second suspension part. In particular, the first suspension part and the second suspension part, including the adapter plate, can be manufactured in one piece.

According to embodiments, an elevator system comprises a drive system according to one of the embodiments described herein. The elevator system includes an elevator car. The elevator car is designed to be moved along a guide rail. The elevator system includes a counterweight, which is connected to the elevator car via a suspension element. Preferably, the guide rail is arranged between the elevator car and the counterweight. The drive is set up to drive the suspension element. By driving the suspension means, the elevator car and the counterweight can be moved vertically, for example in opposite vertical directions. Directional information regarding “top”, “bottom”, “horizontal” or “vertical” is to be understood here in particular in relation to the direction of the weight force.

In preferred embodiments, the drive is arranged in an upper end region of the elevator system. An upper end region of the elevator system is to be understood, for example, as a vertical region of the elevator system, the vertical region corresponding to the upper 30%, in particular the upper 20% or the upper 10%, of the height of the elevator system. For example, the drive can be in a low shaft head be arranged. In particular, the elevator system can be designed without a machine room.

Preferably the suspension means comprises a belt. A belt can be made, for example, from covered cables, for example from covered steel cables. The belt has a cross-sectional width that is greater than the thickness of the belt. For example, adjusting a tilt of the drive relative to the support element can prevent or reduce skewing of the belt or uneven loading of the belt. In particular, the tilting can be readjusted over the life of the elevator system. In further embodiments, the suspension means comprises at least one rope, for example at least one steel rope.

In elevator systems according to preferred embodiments, the elevator car has a drive-side wall facing the drive system and a shaft axis of the drive runs at least essentially parallel to the drive-side side wall. “At least essentially parallel” is to be understood here in particular as meaning a parallel orientation or an orientation that deviates from a parallel orientation by a maximum of 20°, for example by a maximum of 10° or a maximum of 5°. In particular, a traction sheave of the drive can be arranged between the counterweight and the elevator car in a top view of the elevator system.

Preferred embodiments include at least one further drive system. In particular, elevator systems include at least one further drive system according to the embodiments described herein. The drive system and the at least one further drive system can be arranged on opposite sides of the elevator car. Preferably, the at least one further drive system drives a further suspension element, which is connected to the elevator car and in particular to a further counterweight. Using at least two drive systems can offer the advantage of allowing smaller or lighter drives to be used. In particular, the space requirement of a drive system can be reduced. For example, in a top view of the elevator system, a drive can be arranged between the elevator car and a shaft wall or a counterweight.

In preferred embodiments of the method for assembly includes storing the Drive fastening a first suspension part of a drive suspension to the drive and a fixed part of the drive suspension to the support element. Preferably, the storage includes connecting the first suspension part with the fixed part to form a swivel joint of the drive suspension. For example, the drive with the first suspension part can be arranged relative to the fixed part attached to the support element in such a way that at least a first opening of the first suspension part and at least a second opening of the fixed part are arranged along the axis of rotation of the swivel joint to be formed. To form the swivel joint, a connecting means, for example a pin, a bolt or a screw, can then be guided or arranged through the at least one first opening and the at least one second opening.

In preferred methods, stabilizing the drive includes connecting a second suspension part attached to the drive with a fixed part to form an adjusting device. In further preferred methods, stabilizing includes attaching a second suspension part connected to the fixed part to the drive. After stabilization, for example, a traction sheave of the drive can be loaded with the weight of an elevator car and a counterweight to be carried by the drive system, without the drive being significantly deflected from the stabilized position of the drive. The second suspension part connected to the fixed part can be adjusted in an adjustable manner relative to the fixed part. This makes it possible, for example, to adjust a tilt after stabilization.

Preferably, adjusting a tilt includes aligning the drive relative to the support element by displacing the second suspension part relative to the fixed part. The shifting can be done by turning an adjusting screw of the adjusting device. In particular, a tilting about the axis of rotation of the swivel joint is set. In preferred methods, the drive is mounted on a guide rail as a support element.

Preferred embodiments can offer the advantage over the prior art that a drive can be mounted on a support element to save space, for example on a guide rail. In particular, drive systems according to preferred embodiments can be mounted without structures on or above the guide rail or without a machine room. Drive systems according to preferred Embodiments can be mounted in elevator shafts with low shaft heads. In particular, according to embodiments, drive systems can be equipped with particularly small or light drives. Preferred embodiments can further offer the advantage that a tilting of the drive relative to the support element can be adjusted. In particular when using a belt as a suspension means, skewing can be avoided or reduced. The tilting can be readjusted over the life of the elevator system.

Fig. 1

eine schematische Ansicht einer bevorzugten Ausführungsform eines Antriebssystems;

Fig. 2

eine schematische Schnittansicht einer bevorzugten Ausführungsform eines Antriebssystems;

Fig. 3

eine schematische Ansicht einer weiteren bevorzugten Ausführungsform eines Antriebssystems;

Fig. 4

eine schematische Ansicht einer bevorzugten Ausführungsform einer Aufzugsanlage;

Fig. 5

eine schematische Draufsicht auf eine Aufzugsanlage gemäss bevorzugter Ausführungsformen; und

Fig. 6

eine schematische Darstellung eines bevorzugten Verfahrens zur Montage eines Antriebs an einem Stützelement einer Aufzugsanlage.

Various aspects of the invention are explained in more detail below using exemplary embodiments in conjunction with the figures, the figures showing:

Fig. 1

a schematic view of a preferred embodiment of a drive system;

Fig. 2

a schematic sectional view of a preferred embodiment of a drive system;

Fig. 3

a schematic view of a further preferred embodiment of a drive system;

Fig. 4

a schematic view of a preferred embodiment of an elevator system;

Fig. 5

a schematic top view of an elevator system according to preferred embodiments; and

Fig. 6

a schematic representation of a preferred method for mounting a drive on a support element of an elevator system.

Fig. 1 shows a schematic view of a drive system 1 according to a possible embodiment of the invention. The drive system 1 includes a drive 3, which is attached to a support element 5 via a drive suspension 7. In the Fig. 1 the drive system 1 includes a guide rail for guiding an elevator car, the guide rail forming the support element 5. Fig. 2 shows a schematic sectional view of the drive system 1. The sectional view shows a section along a shaft axis 61 of a drive shaft 15 of the drive 3 and parallel to a longitudinal axis of the guide rail. In the Figures 1 and 2 the shaft axis 61 of the drive 3 is aligned at least substantially perpendicular to the rotation axis 31 of the swivel joint 9. In particular, the drive system 1 is set up so that the shaft axis 61 is at least in Essentially runs parallel to a drive-side side wall of an elevator car.

The drive suspension 7 includes a swivel joint 9 for tiltably mounting the drive 3 on the support element 5. The swivel joint 9 includes a fixed part 21 which is attached to the support element 5. The swivel joint 9 further comprises a first suspension part 23, which is attached to the drive 3. The fixed part 21 is rigidly connected to the support element 5 and the first suspension part 23 is rigidly connected to the drive 3, in particular screwed. In the embodiments of Figures 1 and 2 the first suspension part 23 has two first openings along the axis of rotation 31 of the swivel joint 9. Like for example in Fig. 2 shown, the fixed part 21 extends between the two first openings of the first suspension part 23, with a second opening of the fixed part 21 being arranged between the two first openings of the first suspension part 23. Due to the hinge-like interlocking of the fixed part and the first suspension part, the bending rigidity of the swivel joint 9 can, for example, be increased compared to torques perpendicular to the axis of rotation 31 of the swivel joint 9, in particular compared to torques in the direction of the longitudinal axis of the guide rail. A connecting means 29 is arranged through the two first openings and the second opening. In the Figures 1 and 2 the connecting means 29 is designed as a bolt, in particular as a threaded bolt, which is guided through the first openings and the second opening and fixed with a nut.

The drive suspension 7 includes an adjusting device 11. The adjusting device 11 includes the fixed part 21 and a second suspension part 41. The second suspension part 41 can be linearly displaced relative to the fixed part 21. In the embodiment of Fig. 2 The second suspension part 41 can be moved relative to the fixed part 21 by turning an adjusting screw 43 of the adjusting device 11. By moving the second suspension part 41 relative to the fixed part 21, a tilting of the drive 3 about the axis of rotation 31 of the swivel joint 9 relative to the support element 5 can be set or adjusted. In particular, a tilting of the drive shaft 15 and a traction sheave 13 arranged on the drive shaft 15 can also be adjusted relative to the support element 5. Adjusting the tilting of the traction sheave 13 can, for example, avoid or reduce skewing of the belt when using a belt as a suspension element.

The drive suspension 7 of the Figures 1 and 2 comprises insulation elements 47, which are arranged between the first suspension part 23 and the fixed part 21 and between the second suspension part 41 and the fixed part 21. In particular, a further insulation element 47 is arranged around the connecting means 29 in the area of the first opening of the first suspension part 23 and in the area of the second openings of the fixed part 21. The insulation elements 47 are designed to reduce, in particular to dampen, the propagation of vibrations or structure-borne noise from the drive 3 to the support element 5.

Drive 3 is in Fig. 2 designed as a gearless electric motor. The drive suspension 7 includes an adapter plate 33 which is attached to the electric motor. The first suspension part 23 and the second suspension part 41 are attached to the drive 3 via the adapter plate 33. The drive 3 includes drive electronics 35 and drive cooling 37. In the Figures 1 and 2 the drive electronics 35 and the drive cooling 37 are arranged on an underside of the drive 3. This makes it possible, for example, to reduce the space required by the drive 3 in horizontal directions.

Fig. 3 shows a view of a further exemplary embodiment of a preferred drive system 1. In the Fig. 3 the fixed part 21 has two second openings along the axis of rotation 31 of the swivel joint 9. The first suspension part 23 extends between the two second openings of the fixed part 21, with a first opening of the first suspension part 23 being arranged between the two second openings. A connecting means 29 extends through the two second openings and the first opening. In the Fig. 3 The fixed part 21 comprises a framework structure 40, which is attached to the support element, and intermediate blocks 39, in each of which a second opening of the fixed part 21 is made. The intermediate blocks 39 can in particular transfer loads between the connecting element 29 and the scaffolding structure 40. The framework structure 40 and the intermediate blocks 39 are rigidly connected to one another Fig. 3 for example screwed together.

In Fig. 3 The adjusting device 11 includes a second suspension part 41, which partially encloses the traction sheave 13 of the drive 3. The second suspension part 41 is designed in the shape of a cage around the traction sheave 41, the cage-shaped second suspension part 41 having windows for the passage of a suspension element. At the dem On the side of the second suspension part 41 facing the support element 5, the adjusting device 11 has an adjusting screw for adjusting the tilting of the drive 3 with respect to the support element 5. Insulation elements 47 are arranged between the first suspension part 23 and the fixed part 21 and between the second suspension part 41 and the fixed part 21. In the exemplary embodiment the Fig. 3 the first suspension part 23, the second suspension part 41 and the adapter plate 33 are made in one piece. Thanks to a one-piece design, a drive suspension can have a particularly high level of stability.

The Figures 4 and 5 show an exemplary embodiment of an elevator system 51. The elevator system 51 comprises a drive system 1 according to embodiments described herein with a drive 3 and a drive suspension 7 for attaching the drive 3 to a support element 5. The support element 5 is in the Figures 4 and 5 a guide rail for guiding an elevator car 53 is provided. The elevator car 53 is connected to a counterweight 55 via a suspension element 57. The suspension element 57, for example a belt, is guided over a traction sheave 13 of the drive 3. The drive 3 is set up to drive the suspension element 57 and to move the elevator car 53 and the counterweight 55 vertically.

In the Figures 4 and 5 the drive 7 is arranged in an upper end region of the elevator system 51. As exemplified in the top view of the elevator system 51 in Fig. 5 shown, a shaft axis 61 of the drive 3 is aligned at least substantially parallel to a drive-side side wall 63 of the elevator car 53. The axis of rotation 31 of a swivel joint of the drive suspension 7 is aligned at least substantially perpendicular to the shaft axis 61 and at least substantially perpendicular to a vertical direction. The tilting of the shaft axis 61 with respect to a vertical direction or with respect to the longitudinal axis of the guide rail is, for example, set at least substantially vertically.

The elevator system 51 of the Figures 4 and 5 has a further drive system 71 according to embodiments of a drive system described herein. The further drive system 71 comprises a further drive 73 and a further drive suspension 75 for attaching the further drive 73 to a further support element 79, which is in the Figures 4 and 5 is formed by another guide rail. The other one Drive 73 is set up to drive a further suspension element 81 which is connected to the elevator car 53 and a further counterweight 77. The use of another drive system can enable the use of smaller or lighter drives. In particular, the space required by a drive in a shaft head or a shaft pit can be reduced. In addition, smaller or lighter drives can be installed more easily.

Fig. 6 shows a method 100 for mounting a drive on a support element of an elevator system in an exemplary embodiment. At 110, the method 100 includes mounting the drive on the support element by means of a swivel joint. For example, at 110 a fixed part of a drive suspension is attached to a guide rail, for example screwed tight. A first suspension part and a second suspension part are attached to the drive via an adapter plate. The drive is then positioned in such a way that a bolt is guided through at least a first opening in the first suspension part and at least a second opening in the fixed part to form a hinge-like swivel joint. The bolt is fixed with a nut. The method can offer the advantage that the drive can be positioned, for example, by hand and stored on the support element.

After storage, the drive is stabilized at 120 with respect to the support element. In the exemplary embodiment, the second suspension part is connected to the fixed part to form an adjusting device, wherein after connection the second suspension part and the fixed part can be adjusted relative to one another via an adjusting screw. In particular, after stabilization, the drive can no longer be moved freely about the axis of rotation of the swivel joint, but only by turning the adjusting screw.

At 130, the tilting of the drive around the swivel joint is adjusted by turning the adjusting screw. The tilting of the drive or the shaft axis of the drive is adjusted so that the shaft axis runs at least substantially perpendicular to a vertical direction or that skewing of a belt is avoided or reduced.

Claims (13)

1. A drive system (1) for an elevator installation, comprising a drive (3), and

   a drive suspension (7) for fastening the drive (3) to a support element (5) of the elevator installation,

   wherein the drive suspension (7) comprises:

   - a rotary joint (9) for tiltably mounting the drive (3) on the support element (5); and

   - an adjustment device (11) for setting a tilt of the drive (3) about the rotary joint (9),

   wherein the rotary joint (9) comprises:

   a fixing part (21) which is designed for fastening to the support element (5); and

   a first suspension part (23) which is fastened to the drive (3);

   wherein the fixing part (21) and the first suspension part (23) are rotatably connected to each other,

   characterized in that

   the first suspension part (23) has at least one first opening and the fixing part (21) has at least one second opening; and in that the rotary joint (9) comprises a connecting element (29) which is arranged so as to pass through the at least one first opening and the at least one second opening.
2. The drive system (1) according to claim 1, comprising a guide rail for guiding an elevator car, wherein the guide rail forms the support element (5).
3. The drive system (1) according to any of the preceding claims, wherein the adjustment device (11) comprises:

   the fixing part (21) which is designed for fastening to the support element (5); and

   a second suspension part (41) which is fastened to the drive (3) and connected to the fixing part (21);

   wherein the fixing part (21) and the second suspension part (41) are displaceable relative to one another in a settable manner.
4. The drive system (1) according to claim 3, wherein the tilt of the drive (3) about the rotary joint (9) can be set by displacing the second suspension part (41) relative to the fixing part (21).
5. The drive system (1) according to any of the preceding claims, wherein the rotary joint (9) is arranged above a friction drive pulley (13) of the drive (3); and wherein the adjustment device (11) is arranged below the friction drive pulley (13).
6. The drive system (1) according to any of the preceding claims, wherein an axis of rotation (31) of the rotary joint (9) is at least substantially perpendicular to a shaft axis (61) of the drive (3) and/or wherein the rotary joint (9) is designed to support torques or torque components in directions perpendicular to the axis of rotation (31).
7. The drive system (1) according to any of the preceding claims, wherein the drive suspension (7) comprises at least one isolation element (47), wherein the at least one isolation element (47) is designed to reduce or prevent a transmission of vibrations or structure-borne noise from the drive (3) to the support element (5).
8. An elevator installation (51), comprising

   a drive system (1) according to any of the preceding claims;

   an elevator car (53); and

   a counterweight (55) which is connected to the elevator car (53) via a carrier means (57); wherein the drive (3) is designed to drive the carrier means (57).
9. The elevator installation (51) according to claim 8, wherein the drive (3) is arranged in an upper end region of the elevator installation (51).
10. The elevator installation (51) according to either claim 8 and claim 9, wherein the carrier means (57) comprises a belt.
11. The elevator installation (51) according to any of claims 8 to 10, wherein the elevator car (53) has a drive-side side wall (63) that faces the drive system (1); and wherein a shaft axis (61) of the drive runs at least substantially parallel to the drive-side side wall (63).
12. The elevator installation (51) according to any of claims 8 to 11, wherein the elevator installation (51) comprises at least one further drive system (71).
13. A method for installing a drive (3) on a support element (5) of an elevator installation (51) according to any of claims 8-12, comprising mounting the drive (3) on the support element (5) by means of a rotary joint (9); stabilizing the drive (3) with respect to the support element (5); and setting a tilt of the drive (3) about the rotary joint (9).

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