EP3452399A1 - Hebevorrichtung, insbesondere aufzug oder hebebühne - Google Patents
Hebevorrichtung, insbesondere aufzug oder hebebühneInfo
- Publication number
- EP3452399A1 EP3452399A1 EP17721627.2A EP17721627A EP3452399A1 EP 3452399 A1 EP3452399 A1 EP 3452399A1 EP 17721627 A EP17721627 A EP 17721627A EP 3452399 A1 EP3452399 A1 EP 3452399A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- drive shaft
- drive
- unit
- bearing
- support
- 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- Withdrawn
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
- B66B11/043—Driving gear ; Details thereof, e.g. seals actuated by rotating motor; Details, e.g. ventilation
- B66B11/0476—Driving gear ; Details thereof, e.g. seals actuated by rotating motor; Details, e.g. ventilation with friction gear, e.g. belt linking motor to sheave
Definitions
- the invention relates to a lifting device, in particular elevator or lifting platform, according to the preamble of claim 1.
- the drive unit comprises, in addition to the drive motor, a loaded on train rope, chain, belt or the like, to which the lift truck and optionally a counterweight of the lift truck are fixed.
- the truck or the counterweight by means of the drive unit is also braked (see, for example, DE 102 58 344 AI).
- drive systems for corresponding lifting devices are already known, the means of a transmission, in particular a belt drive with reduction, the adjustment of the load or the counterweight
- the object of the invention is in contrast, an aforementioned lifting device, in particular an elevator or
- Lifting platform with a drive unit for at least partially vertical lifting a load suspension to propose, which is compared to lifting devices according to the prior art again significantly more economical, in particular realized a significantly more economical operation.
- an inventive invention Lifting device characterized in that between the second bearing device and the support unit at least one support means for supporting and / or supporting the second bearing device is arranged by / on the support unit and that the support means between the drive shaft and the output member is arranged.
- the drive shaft can be stably stored at two spaced locations or on both sides of the traction means, i. that a bearing and an abutment of the drive shaft is realized in an advantageous manner, but the support or the derivative of the supporting forces of the two spaced apart
- Storage devices i. first and second bearing device according to the invention, on only a single side, esp.
- the "motor side” is realized by the support unit of the drive motor.
- Supporting means according to the invention acts, advantageously by the support means and according to the invention of the support unit
- Poly-V-belt or the like, for example, about 1 ton or more, no adverse bending / bending stress of the drive shaft generated and at the same time ensures that a change of traction means or a belt change without large Effort or without costly disassembly / assembly of (several) components / components
- an endless or 0- annular traction means can be advantageously disassembled or in the proper condition, i. be mounted as a closed O-ring.
- the drive shaft can be removed or installed according to the invention without much effort.
- the load bearing is securely supported, for example by the prescribed brakes or fuses on the / the traction elements, so that the corresponding Assembly or disassembly of the aforementioned component can be done in a simple manner.
- An end face and / or an end flange of the drive motor is preferably arranged / fixed / screwed on the support unit and / or on a side face or flange of the support unit oriented transversely to the motor shaft / drive shaft.
- This flange or this side surface of the support unit can be connected in an advantageous manner with the support means, esp.
- the first and / or the second bearing device comprises a single or two roller bearings
- a bearing or storage may optionally include two bearings / bearings.
- the suspension element comprises a holding unit for holding the second
- Holding unit designed as a one-piece unit. This reduces the design effort for carrying / supporting / holding the second bearing device or the abutment.
- the traction means and / or several traction means as endless / endless traction means, in particular as endless / closed O-rings and / or belts such as V-belt, V-ribbed belt or so-called.
- "Poly V-belt" or the like formed substantially, a lateral surface of an inner space and that the suspension element is arranged at least partially in the interior (at least partially free), that is to say that the traction means or belts in the sense of the invention are a lateral surface of a space / body, the interior space according to the invention, form, wherein said interior at least a part / portion of the drive shaft and possibly a drive element such as a
- Part / Section of the Abtreibswelle and the driven element or a driven wheel / disc comprises and the free / clear (filled with air) space between these elements / waves and a part / portion of the suspension element according to the invention.
- suspension element is not (completely) outside the interior of the invention or outside the /
- Aligned cross-sectional area of the interior and / or protrudes / stands on two opposite (front) sides of the or beyond the interior.
- Suspension means arranged on one of these (front) sides on the second bearing device or the abutment / fixed and arranged / fixed on the other or second (front) side of the support unit of the drive motor.
- the support means is essentially formed as a support strut.
- a longitudinal axis of the suspension element is in
- Support strut received in an advantageous manner and forwarded to the support unit.
- Support triangle at least the drive shaft, the support unit, the support means and the first and the second bearing device. This advantageous support triangle is particularly stable or
- the support triangle preferably does not correspond exactly to a supporting structure or structural triangle with three firmly fixed accounts at the corners.
- two firmly fixed nodes in the sense of a supporting structure or truss triangle are provided, namely advantageously a fixation or
- one of the three corners of the support triangle according to the invention has a "loose knot", namely preferably designed as a floating bearing
- the suspension element according to the invention is preferably subjected to bending, ie in the vertical direction on the upper (longitudinal) side to train and in the vertical direction at the lower (longitudinal) Side loaded on pressure.
- the drive shaft is loaded due to the Switzerlandstoffbelastung on bending (and because of the floating bearing not train).
- Support element / support flange is preferably loaded on pressure.
- a tensioning force acting on the (endless) traction means can be generated, e.g. a distortion or adjustment of the support unit and / or the drive motor with drive shaft and / or the drive shaft, possibly incl. Drive element / wheel / disc, is realized.
- the entire static / constructively stable unit can be clamped / adjusted accordingly, in order to clamp the traction means for / during operation.
- This is especially for endless / closed belts, slings or belts, esp. V-belt, V-ribbed belt or the like, particularly advantageous to reduce or avoid unwanted slippage, wear or the like.
- the tensioning device has a screw element with a screw / thread. This allows a
- the tensioning unit is designed as a spring device for elastically tensioning the traction means.
- Spring device such as one or more screw (pull) springs, rubber elements or the like, during operation a largely constant spring force and thus clamping force for tensioning the / the traction means or belt are guaranteed, even with gradual expansion or wear. This allows, inter alia, a long service life of the drive unit.
- the support unit has at least one pivot axis for pivoting the drive motor and / or the drive shaft, esp.
- the pivot axis is substantially parallel to the drive shaft and / or output shaft
- the support unit is designed as a rocker.
- the clamping unit and / or spring device Arranged substantially parallel to the drive shaft and / or output shaft pivot axis for pivoting and on the other or opposite longitudinal side of the support unit, the clamping unit and / or spring device is arranged. Consequently, a rotational adjustment of the support unit with the aid of the tensioning unit or spring device can be achieved and at the same time a change, in particular enlargement of the distance between the drive shaft and the output shaft
- Elevator which u.a. particularly quiet or quiet, reliable, comparatively fast lifting and / or
- the traction means as a V-ribbed belt or so-called "poly-V belt.”
- the traction means as a V-ribbed belt or so-called "poly-V belt.”
- the output shaft can or should be relatively large and thus sufficiently stable, esp. Bend, be trained. So can a comparatively massive output shaft and then a relatively small
- Output element / wheel / disc are provided.
- the reduction is provided in the ratio of about 1: 7 or about 1:10 or the like.
- Reduction unit a (single) first storage unit, esp. Rolling or possibly two rolling bearing bearing assembly in 0 or X arrangement for rotatably supporting the
- a so-called counter bearing or a second bearing / bearing unit spaced from the first bearing unit can be dispensed with, wherein the traction means / belts are arranged between the first and the second bearing unit.
- a corresponding counter bearing of the output shaft can / the
- Traction means are dismantled or mounted without much effort from / on the output shaft or the driven element.
- this has a support device, wherein a support element or
- (Frontal) flange is formed substantially U-shaped. Preferably, this or the U is in
- an endless or 0- annular traction means can advantageously be disassembled in the region of the "thrust bearing" or the second bearing unit or mounted in the proper state, that is to say as a closed O-ring.
- a bearing cap after supporting the corresponding
- the wrap-around traction means or a corresponding belt, etc. may well be dismantled or mounted. Subsequently or in turn can then turn the
- Carrier component to be mounted.
- an U-shaped support device and an installation and / or removal of the output shaft can be carried out in an advantageous manner.
- a particular advantage of the U-shaped bearing element or the U-shaped bearing device is that through the corresponding opening of the U or its slot and a closed egg ⁇ shaped ring like a belt of a reduction unit can be easily inserted or threaded and the
- Output shaft and the drive shaft can be placed.
- the drive system has a plurality of assemblies, which are advantageously at most 70 kg, preferably between 10g and 50kg, heavy. This makes it possible that on the one hand only a few, pre-assembled and possibly tested assemblies are necessary and on the other hand, these are good for a fitter or two technicians without technical aids such as crane, etc. good hand. Accordingly, both the time and the cost of the omitted
- the drive shaft and / or on the other hand the output shaft or at least one of these bearings even under load, ie even with train
- Carrying device can be arranged or positioned.
- a tension or compression spring is provided as a clamping element, which increases the distance between the drive shaft and the output shaft with a corresponding elongation of the traction means and further generates an advantageous clamping force.
- the clamping unit or a tension spring on a stop unit or a stop element which has an indestabstand between the drive shaft and the
- the stop element is designed as a stop sleeve
- Distance unit or spacer element ensures that when reversing the direction of rotation, there is no disadvantageous reduction in the distance between the drive shaft and
- At least one biasing unit for biasing the
- strained state i. in / during operation, advantageously or optimally arranged as possible.
- Final assembly of / the traction means an advantageous orientation Positioning of the components or the drive shaft and / or the second bearing device in the load case (with tensioned traction device) can be reached. Accordingly, during operation, a disadvantageous loading, in particular of the drive shaft and / or the second bearing device, is prevented or
- the advantageous bias or obtuse configuration of the drive shaft and / or the support triangle in the relaxed state can advantageously the change or
- the biasing unit and / or the suspension means comprises (with respect to the suspension means
- the "total length" of the / the support means or this side length of the Triangle to be changed or made changeable by differently shaped retaining elements.
- the two other sides of the support triangle according to the invention can be standardized or standardized.
- Alignment / training of the support system or the support triangle can be realized according to the invention.
- a holding element can each be adapted to the respective drive motor, wherein the realized with the respective holding element bias or
- a holding element can be formed as a ring element, wherein a fixation or at least one fixing element for fixing to the / the support means according to the invention changeable or to the drive motor or its drive power and / or to the respectively necessary or
- the fixation is rotatably formed or
- the fixing element (s) is designed as a rotation axis / rotation shaft for rotating the retaining element.
- the second bearing device can rotate about the / an axis of rotation, so that this is automatically or optimally aligned with respect to the drive axis rotatable, in particular in / during operation or rotation. This prolongs the life, especially of storage.
- alignment of the two bearing devices of the drive shaft is of great importance with respect to the durability of the bearing components. This is with the advantageous rotation of the second
- the axis of rotation of the holding element is arranged eccentrically with respect to the drive axis.
- Drive axle can be an advantageous adaptation / adjustment to different bias voltages or different
- Holding element or ring element can for example be clamped in a tool table and machined very precisely with a machine tool such as a CNC machine, esp.
- At least one adjusting unit is provided for adjusting the drive shaft and / or the holding element.
- the adjusting unit can be provided as an alternative embodiment or in combination with the aforementioned biasing unit.
- the biasing unit may e.g. a part of the tension or the
- Adjustment unit according to the invention.
- the adjustment unit is of particular advantage that the actual, possibly
- Adjustment unit changeable / adjustable until it corresponds to the desired position / deformation or the tolerances.
- Bracing or the deformation generated by the tensioned tension means can be compensated by means of the biasing unit. The remaining or smaller
- Distortions or deformations of the drive shaft can still be largely or completely compensated or adjusted by means of the advantageous adjusting unit.
- the actual position of the second bearing or the drive shaft largely / completely correspond to the desired position. This increases the life of the drive system including storage or bearings.
- an adjustment unit is also without
- Biasing unit usable, wherein advantageously a comparatively long adjustment path or Justierweg the
- the adjusting unit has at least a first, vertical adjusting element for vertical adjustment of the
- Adjusting the drive shaft and / or the holding element on This ensures that the position or deformation of the drive shaft or the position of the holding element is possible both in the vertical and in the horizontal direction. As a result, in both (orthogonal to each other
- the adjusting elements are designed as a threaded screw or grub screw or the like. So can in
- Drive shaft and / or the second bearing device arranged at least between two first, vertical adjusting elements and / or between two second, horizontal adjusting elements.
- At least one separating device is arranged between the tensioned traction element of the load receiving device and the looping traction means, in particular on the circumference of the corresponding shaft or belt and / or belt
- Traction sheave For example, this may be considered radial
- At least one labyrinth seal with a plurality of grooves, grooves, etc., a fabric ring or felt ring or the like can be arranged between the tension element and the traction means.
- a separation device or a separating element of the aforementioned type prevents, for example, lubricating oil, dirt or the like from the tension element to traction means can migrate or vice versa, which would lead to a significant security risk, especially in passenger elevators or the like.
- the separating device can also be used as a wiper element, for example as a rubber lip or
- the like can be realized, which is arranged for example statically on the support unit and the drive shaft or the output shaft strikes during the rotary operation accordingly. Also hereby, a migration of lubricating oil or the like from the tension element to the traction means can be prevented.
- a standard or commercially available standard electric motor preferably an asynchronous motor, or a so-called “gearless drive” drives the traction sheave by means of a standardized envelope drive and preferably by the separation of Traction sheave unit and drive motor, a replacement of both the electric motor and bearings of the Hülltriebiser and / or the
- Single components such as electric motor, bearings, enveloping, brake, which may all preferably consist of commercially available components or are freely available as standard components.
- Structure-borne noise is not transmitted to the cabin via the traction sheave and the ropes, or to the building via the carrying unit or traverse. This is right now
- Noise can be considered a restriction of comfort.
- FIG. 1 shows a schematic, perspective view of a first lifting device according to the invention from the front
- Figure 2 is a schematic, perspective and in
- Figure 3 is a schematic front view of the first
- Figure 4 is a schematic, perspective
- FIG. 1 a schematic, perspective view of a second lifting device according to the invention from the front with rotatably mounted second bearing device, a schematic enlarged view of the second lifting device according to the invention of Figure 5, a schematic, perspective and in the range of inventive support means in a partially sectioned view of a
- FIG. 5 shows a schematic, perspective view of a third lifting device according to the invention with adjusting screws, a schematic, sectional view of the lifting device according to FIG. 8 in the region of the adjusting screws and a schematic sectional view of a fourth lifting device with straps as pulling elements according to the invention.
- an elevator car not shown in detail and optionally a corresponding counterweight moves in a vertical shaft.
- the ropes 23 are frictionally via grooves 19 of a traction sheave «8 and a wheel. 8
- Traction sheave 8 is preferably carried out over about three to five juxtaposed, separate traction means 15 according to the invention or O-ring, i. endless / closed
- V-ribbed belt 15 The V-ribbed belts 15 are
- the drive shaft 11 is mounted or supported according to the invention by a first bearing 16 and a spaced from the first bearing 16 second bearing 12 or support / abutment 12 and a bearing block 13 and a cross member 13.
- first bearing 16 and a spaced from the first bearing 16 second bearing 12 or support / abutment 12 and a bearing block 13 and a cross member 13.
- an interior space 27 is additionally illustrated which is formed by the traction means 15 or belt 15 forming a lateral surface of the interior space 27 and having two "open" end faces or cross-sectional areas is formed lighter or more open, filled with air space in which the two shafts 3, 11 and the pulley 20 are located and also a part / portion of the bearing block 13 according to the invention.
- the bearing block 13 comprises in the illustrated variant advantageously two, at an acute angle to the (longitudinal axis of the) drive shaft 11 aligned transverse struts 28 which are connected / stiffened with a transversely oriented connection 29.
- the bearing block 13 includes a holder 30 for holding the bearing 12 and a rotary encoder 24. This is the
- Bearing bracket 13 is particularly stable / stiff and can accommodate large forces, esp.
- the motor 14 and the drive shaft 11 incl. Bearing 13 etc. are in a by means of a bearing 18 and a Drehtown. Swivel axis 17 rotatably mounted rocker 10 arranged or supported.
- the motor 14 is centered on the rocker 10 and flanged to the flange 9 / screwed.
- the rocker 10 or the / the V-ribbed belt 15 with a clamping unit, esp. A screw 22 and a spring 21 are elastic
- the pulley 20 is preferably penetrated by a continuous shaft or output shaft 3 and with a
- Seilantriebsrad 8 connected to drive the cables 23.
- the output shaft 3 and the wheel 8 are preferably
- the wheel 8 has preferably frictional transmission of the drive and braking torques grooves 19 in which the ropes 23 run.
- the (smooth) pulley 20 is only one side of a
- Elevator or on an elevator tower frame or the like can be fixed.
- At the output shaft 3 is at one end at least one
- Brake rotor 7 arranged or plugged. This brake rotor 7 is part of at least one of a second
- One of two centering and support flanges 5 preferably serves as a starting and braking surface for the brake rotor. 7
- the V-ribbed belt 15 is tensioned with at least one compression spring 21 via the rocker 10. The position of the spring 21 is selected so that the rocker 10 and the flange 9, the bearing forces of the two bearings 12, 16 as directly as possible or straight on the preferably aligned side cheek 2 of the
- Traction sheave housing passes / supports. Through the two bearings 12, 16 and the bearing block 13, the belt 15
- Supporting means or the bearing block 13 and the support unit or the flange 9 is formed. This is a particularly stable one
- Drive shaft 11 may occur and at the same time the o-shaped traction means 15 or V-belt 15 (with a relaxed rocker 10) without much effort on the anvil 12 and the opposite side 25 and / or mounted on the free side / opposite side 25 of the traction sheave 20 and again can be dismantled.
- the rocker 10 has two rotatably mounted bearings, which are located in the side walls 2 of the rocker 10
- the drive unit can be disassembled into individual components for transport into the building and / or in the building in order to facilitate transport.
- grooves 19 grooves 8 are attached to the outer diameter of the wheel, which prevent the migration of possible lubricants of the ropes 23 to the belt running surface or the brake 6 towards or significantly complicate.
- the motor 14 for noise reduction thermally be designed so that it can be dispensed with a self-ventilator and / or a forced cooling fan.
- V-ribbed belt 15 is running.
- FIG. 4 illustrates that the shaft 3 or the driving pulley system are designed in such a way that after removal of the drive disk 20 by means of a non-illustrated, screwed to the shaft 3 cover member or disk, the shaft 3 can be removed without much effort, esp. After (left) in the picture.
- the wheel 8 is thus loose or free, so that the ropes 23 can be relaxed or disassembled.
- Figures 5 to 7 show a second embodiment, which is substantially identical to the first embodiment according to Figures 1 to 4, but a substantial
- the holder 30 of the second lifting device according to the invention has a rotation axis 31 or in relation to the drive axle or the second bearing 12 on both sides / existing fixing elements.
- the second bearing 12 is rotatably supported about the rotation axis 31 and rotatably fixed / supported on the bearing block 13.
- the axis of rotation 31 is advantageously arranged eccentrically with respect to the drive axis of the drive shaft 11 and / or the center of the holder 30 is arranged eccentrically to the drive axis of the drive shaft 11.
- a bias voltage is realized, so that in the non-tensioned state of the traction means 15 or belt 15, the drive shaft 11 with respect to the flange 9 not at an angle of 90 °, but greater than 90 °, i. as an obtuse angle, is aligned.
- the second bearing 12 or abutment 12 is not exactly (in
- Drive axle of the drive shaft 11 can be connected to the advance
- the clamping force depends essentially on the drive power or the drive motor 14 and / or the load of the elevator, for example in order to reduce the load. slippage of the belt 15 or the like
- the belt 15 or rocker 10 may be of about 1 tonne e.g. a bending / change of the bearing block 13 can be calculated or occur by 1mm.
- an advantageous eccentricity of the center of the bearing 12 to the drive shaft of the drive shaft 11 of 1mm would be beneficial.
- the bearing block 134 with the bearing 12 lowers “down” and thus in operation, the bearing 12 is in alignment or on a line to the first bearing 16 and the engine mount Storage is thus effectively avoided.
- a clamping force of about 2 tons would be required, so that the (identical) bearing block 13 would bend by 1.5 mm.
- an eccentricity of 1.5 mm with a second holder 30 can be realized with otherwise identical / identical components. Accordingly, an adjustment of the holder 30 or the modified arrangement of the axis of rotation 31, eg corresponding offset holes bring or the like to realize a modified or tuned bias, so that in this case in / during operation, the bearing 12 turn in Escape or on a line to the first bearing 16 and the engine mount is located. It means that only the holder 30 in the manufacture of
- Lifting device needs to be replaced / adapted needs to realize different drive powers or biases. This is possible without great constructive or, production-technical effort and at the same time ensures a high accuracy with respect to the most accurate alignment of the bearings of the motor shaft and drive shaft 11.
- the receptacle for the second bearing 12 and the inner bore or the inner circle in relation to the axis of rotation or the bore for the axis of rotation 31 and the fixing or fixing pins can be made very accurately offset / bored with respect to the receptacle or inner bore / inner circle of the holder 30, for example by means of a machine tool such as a CNC machine or the like.
- Orientation or flight of the o.g. Bearings can give way to a yielding or "rocking" of the second bearing 12 or thrust bearing 12, without adversely affecting operating forces / forces on the bearing 12 during operation and damaging / impairing it.
- FIGS. 8 and 9 show a third embodiment with an adjusting unit according to the invention, the latter also having a holder 30 pivotable about an axis of rotation 31 in accordance with the second embodiment according to FIGS. 5 to 7. Consequently, here too an advantageous "rocking" of the second bearing 12 or counter bearing 12
- Adjusting screws 32, 33 changed or on / readjusted.
- two vertically aligned adjusting screws 32 are provided, whereby the holder 30, esp. Its fixing elements or its
- Rotary axis 31 can be positioned in the vertical direction.
- the position / position of the holder 30 and thus the drive shaft 11 is vertically adjustable or adjustable. Consequently, hereby
- Counter bearing 12 and / or the drive shaft 11 is advantageously provided two horizontally aligned adjustment screws 33, whereby the holder 30, esp. Its fixing elements or its axis of rotation 31, in the horizontal direction
- both sides of the drive shaft 11 arranged adjusting screws 33 of the holder 30 and thus the drive shaft 11 clamped or clamped, whereby an advantageous fixation of the position of the holder 30 and thus the drive shaft 11 and the second bearing 12 is achieved.
- the holder 30 advantageous stops or
- the adjusting screws 32, 33 with a form a particularly hard, abrasion-resistant end or stop, for example, a hardened cap and / or a hardened
- an advantageous adjustment can also be realized in such a way that one or more adjusting elements and / or adjusting / positioning screws or the like change the position / position / orientation of the flange 9 or are provided.
- advantageously e.g. the flange 9 (see in particular Figures 6 to 9) of the bearing block 13 relative to the motor 14 and to a motor flange (without reference numerals in the figures) and / or relative to the rocker 10 is adjustable or adjustable.
- advantageous adjusting elements and / or Justier standing. Positioning screws or the like for example, with an internal thread of the rocker 10 and the motor flange are designed to be adjustable so that an end face or
- FIG. 8-9 illustrated variant or by means of
- Adjusting screws 32, 33 can be realized.
- a fourth lifting device is shown schematically in section.
- the tension elements for the elevator car or the counterweight not as in the
- An advantage of this type of drive is that the driven wheel 8 for the ropes 23 can be dispensed with in an advantageous manner, so that the pulling elements or belts 34 are arranged directly or directly on the output shaft 3 or driven by them. Accordingly, the output shaft 3 corresponding grooves 19, which accordingly adapted in the form or expression in the aforementioned cable drives the output gear 8 for the cables 23 has.
- the variant according to FIG. 10 is particularly easy to operate / maintain, since the shaft 3 or output shaft 3 can be dismantled and reassembled with less effort compared to the aforementioned variants, especially without disassembly and adjustment of the brake 6 or of the Bremsrotors 7.
- bearings 4 of shafts 3, 11 are mechanically or positively and / or frictionally positioned or
- This sleeve 35 positions and fixes / supports this bearing 4 in operation against a lateral or
- Support flange 5 dismantled, so that this bearing 4 can be dismantled with the support flange 5.
- Inner ring advantageously a groove / recess for an O-ring 36 or elastomer ring or the like, whereby co-rotation of the bearing 4 and the inner ring is ensured.
- the inner ring of this bearing 4 is also in relation to the shaft 3 by means of a so-called transitional fit
- the brake 6, including the brake rotor 7, can remain or is not dismantled. This is of particular advantage, as a very expensive
- Adjustment / fine adjustment in an inventively avoided assembly / disassembly of the brake 6 and / or the brake rotor 7 is eliminated. Accordingly, replacement and / or maintenance of a (damaged or closing) shaft 3 and / or pulley 20 according to the variant of FIG. 10 can be realized with correspondingly little effort.
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
Description
Claims
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102016108349.6A DE102016108349A1 (de) | 2016-05-04 | 2016-05-04 | Hebevorrichtung, insbesondere Aufzug oder Hebebühne |
DE102016120645.8A DE102016120645A1 (de) | 2016-10-28 | 2016-10-28 | Hebevorrichtung, insbesondere Aufzug oder Hebebühne |
PCT/EP2017/060462 WO2017191153A1 (de) | 2016-05-04 | 2017-05-03 | Hebevorrichtung, insbesondere aufzug oder hebebühne |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3452399A1 true EP3452399A1 (de) | 2019-03-13 |
Family
ID=58671640
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP17721627.2A Withdrawn EP3452399A1 (de) | 2016-05-04 | 2017-05-03 | Hebevorrichtung, insbesondere aufzug oder hebebühne |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP3452399A1 (de) |
WO (1) | WO2017191153A1 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112576711B (zh) * | 2020-12-28 | 2022-05-17 | 科益展智能装备有限公司 | 数控转台皮带轮安装结构的安装方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1286226B1 (it) * | 1996-09-20 | 1998-07-08 | Alberto Sassi | Gruppo di riduzione per uso ascensoristico |
DE102007018375A1 (de) * | 2007-04-17 | 2008-10-23 | Logos-Innovationen Gmbh | Hebevorrichtung, insbesondere Aufzug oder Hebebühne |
DE102009034468A1 (de) * | 2008-07-23 | 2010-02-18 | Logos-Innovationen Gmbh | Hebevorrichtung, insbesondere Aufzug oder Hebebühne |
JP5416832B2 (ja) * | 2009-04-28 | 2014-02-12 | オーチス エレベータ カンパニー | 騒音を減少させる構造を有するエレベータ巻上機フレーム |
-
2017
- 2017-05-03 EP EP17721627.2A patent/EP3452399A1/de not_active Withdrawn
- 2017-05-03 WO PCT/EP2017/060462 patent/WO2017191153A1/de unknown
Also Published As
Publication number | Publication date |
---|---|
WO2017191153A1 (de) | 2017-11-09 |
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