EP2419361B1 - Dispositif de levage pour soulever des charges, en particulier des véhicules - Google Patents

Dispositif de levage pour soulever des charges, en particulier des véhicules Download PDF

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Publication number
EP2419361B1
EP2419361B1 EP10717537.4A EP10717537A EP2419361B1 EP 2419361 B1 EP2419361 B1 EP 2419361B1 EP 10717537 A EP10717537 A EP 10717537A EP 2419361 B1 EP2419361 B1 EP 2419361B1
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EP
European Patent Office
Prior art keywords
lifting
energy storage
storage device
drive control
lifting device
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Active
Application number
EP10717537.4A
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German (de)
English (en)
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EP2419361A1 (fr
Inventor
Gerhard Finkbeiner
Josef Femböck
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Individual
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Individual
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Publication of EP2419361A1 publication Critical patent/EP2419361A1/fr
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
    • B66F3/44—Devices, e.g. jacks, adapted for uninterrupted lifting of loads with self-contained electric driving motors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
    • B66F7/0691—Asymmetric linkages, i.e. Y-configuration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions

Definitions

  • the invention relates to a lifting device for lifting loads, in particular of vehicles or the like.
  • U1 is a lifting device for lifting loads, in particular of vehicles or the like, known, which is designed as a travel lift.
  • Two parallel running rails are each moved up and down by a lifting element.
  • These lifting elements are designed as scissors, which has two intersecting scissor levers.
  • a cylinder is provided which engages on the one hand on the running rail and on the other hand after a crossing point between two scissor levers.
  • a drive device of the hydraulic cylinder arranged, which comprises an electric hydraulic pump and a valve control unit.
  • this lifting device To power such a lifting device is required that it is to be connected via a power connection to the local power supply. If there is a power failure of the supply network, operation of the lift is not possible.
  • this lifting device has the disadvantage that the drive control must be adapted to different power grids in the respective countries, so that operation of the lifting device is possible.
  • this power supply provides a localized area of use.
  • a lifting device which consists of a group of single-column lifts.
  • a load-receiving element is driven movable up and down via a drive control.
  • an energy storage in the form of a battery is provided on the lifting column.
  • a lifting device with an accumulator for an electric motor is known.
  • Several individual batteries are connected to each other via a connector strip, so that when charging the lifting device, this a connector strip is connected to a charging station.
  • the charging station itself must be adapted to the respective supply voltage.
  • the lifting device which is designed for autonomous operation independent of a supply voltage.
  • the lifting device has solar cells in order to supply the batteries with energy.
  • the invention has for its object to provide a lifting device for lifting loads, especially vehicles, which a location-independent power supply for operation of the lifting device allows.
  • This object is achieved by a lifting device according to claim 1.
  • This lifting device has an energy store, which is provided on a lifting element or on a load receiving device of the lifting device and supplies the drive control and the drive device of the lifting device with energy.
  • an energy storage device on the lifting device or within the working range of the load or lifting elements, such as on the ground or in the vicinity of the soil on which the lifting elements are supported, this is self-sufficient in operation and independent of the local power grids, in particular their frequencies or voltages. Rather, a uniform drive control and uniform drive device can be created, which are supplied by the energy storage. As a result, the production of such lifting devices is inexpensive.
  • the structure of the components is uniform for all lifting devices. Due to the design of the lifting device with an energy storage is also possible that an immediate power connection via a cable to the local supply network is not required. As a result, the installation location of the lifting device is independent of local conditions or of local power supply connections.
  • the drive device comprises at least one hydraulic unit and a hydraulic control for driving a hydraulic cylinder and preferably an electric motor and that the drive means is arranged on the load receiving or the lifting element.
  • the drive control, the drive device and the energy storage are each associated with each other and form a compact unit.
  • all components may be provided within the running rail or below the running rail. Likewise, these can be attached to the lifting element. The co-movement of these components is negligible in relation to the loads to be lifted.
  • the drive control is wireless.
  • two or more load-receiving means which engage a load or a vehicle, simultaneously driven, without connecting lines between or to the respective lifting devices of the load-carrying means are required.
  • this in turn allows a location-independent installation and control of the lifting device.
  • the energy store can be connected to a quick-change device, which is arranged on the load-receiving means or the lifting element.
  • a quick-change device which is arranged on the load-receiving means or the lifting element.
  • the lifting element of the lifting device can be designed according to a first embodiment as a half-scissors. Such a half-scissors can move a load-lifting device up and down. Likewise, two or more half shears can attack together on a load handling device. The same applies to the use of a pair of scissors, which includes two intersecting scissor levers. Furthermore, the lifting element may alternatively be designed as a lifting ram. Furthermore, two or more separately arranged scissor levers between a bottom attachment and a load-receiving means may be arranged, which cause a guided up and down movement of the load-receiving means in cooperation with the hydraulic cylinder. Also, any combination of the aforementioned embodiments may be provided.
  • the load-receiving means of the lifting device may be formed, for example, as a wheel gripper.
  • the load receiving means may be formed as a pivotable support arms or as a running rail.
  • a charging cable can preferably be connected to the drive control or the at least one energy store of the lifting device.
  • the drive control or the energy store or both preferably has a charging circuit for monitoring the state of charge of the energy store.
  • This makes it possible, for example, for the energy store or the exchange energy store to be loaded without removal, as a result of which virtually only a luminous flux is required for driving the lifting device in order to charge the energy store.
  • a 1-pole mains voltage of 230 V is available.
  • the operation of the lifting device via the energy storage has the advantage that only the charging circuit, if necessary, is adapted to the local characteristics of the mains supply voltage.
  • the drive control and / or the energy storage and / or the quick-change device and / or at least one component of the drive device to a holding device, in particular mounting plate can be arranged, on the load receiving, the lifting element or on the ground is attached in the work area of the load or the lifting element.
  • This allows a simple assembly of all components for the control of the lever device.
  • an attachment of the holding device to the load receiving, on the lifting element or on the ground in the working area of the load-bearing in a simple Way be provided.
  • the holding device may form a kind of adapter for attaching various components for the drive control and the drive device according to the application case.
  • a further advantageous embodiment of the invention provides that the half-scissors or scissors is formed of two parallel spaced scissor levers and pivotally mounted legs or other scissor levers and that arranged between the scissor levers at least the energy storage or the holding device at least for receiving the energy storage is.
  • the holding device is integrated between the scissor levers, wherein preferably all the components for the actuation of the lifting device are provided on the holding device between the scissor levers.
  • a further preferred embodiment of the lifting device provides that a plug connection for a charging or power supply cable is provided on the drive control and the drive control preferably comprises a charging circuit for monitoring the state of charge of the energy store. This makes it possible, for example, for the energy store or exchangeable energy store to be charged in a charging station and at the same time for the energy store or stores arranged in the lifting column, in particular if this lifting device is not in use.
  • the energy storage comprises an energy storage control, which is provided on or in a housing receiving the energy storage and detects the state of charge of the energy storage.
  • This controller preferably comprises a microcontroller which monitors the state of charge of the energy store.
  • the respective accumulator used the corresponding Charging characteristic stored in the microcontroller, so that allows for the charge and discharge of the respective accumulator improved utilization and can be controlled via this energy storage control.
  • the residual charge of the energy storage can be determined safely to prevent premature failure or shutdown of the lifting device and timely signal the replacement of the energy storage due to a fault or low residual charge.
  • an optical, acoustic or tactile display can preferably be provided, which at least signals that an exchange of the energy storage is required due to a low residual charge.
  • an energy storage control the current intensity and the duration of the current in the loading and unloading direction can be detected simultaneously during the activation of the lifting device. As a result, it is possible to deduce the state of charge of the energy store via the current capacity.
  • the energy store comprises a charging circuit, which is provided in a housing receiving the energy storage.
  • the energy storage can be loaded both on the lifting column as well as directly to a separate power supply connection point without an extra charging station is required.
  • the charging circuit can be designed for use for different supply voltages or frequencies of the supply networks and transform therefrom the DC power required for the control of the lifting device.
  • the energy store preferably has at least one data interface, in particular a wireless data interface, which communicates with the controller.
  • a wireless data interface which communicates with the controller.
  • an immediate transfer of data between the controller and the microcontroller of the energy storage can take place.
  • a wired transmission of the data may be provided, wherein preferably in the energy storage housing receiving a plug contact is mounted, which engages a complementary plug contact of the quick-change device.
  • the invention provides that a receiving space of the quick-change device is attached to a printed circuit board which has conductor tracks which lead to the drive control and / or to the electric motor of the drive device or to the hydraulic control.
  • a printed circuit board which has conductor tracks which lead to the drive control and / or to the electric motor of the drive device or to the hydraulic control.
  • Such printed circuit boards have the advantage that traditional wiring by means of individual cables can be dispensed with. Rather, a printed or etched board is provided, which comprises the corresponding conductor tracks to connect the individual components together. As a result, the assembly is considerably simplified. At the same time, a modular design can be considerably improved, since defined connection contacts or contact elements for the components to be connected are provided along the printed circuit board. The energy is then transmitted through this PCB instead of via connecting cable.
  • a modified embodiment of this circuit board can be provided so that when mounting the circuit board to the lifting column, the lifting column itself is designed as a conductor, as is known for example in the body of automobiles According to the circuit board know current sensors, through which preferably the state of charge of Energy storage is detected.
  • FIG. 1 is a schematic view of a lifting device 11 is shown, which is designed as a so-called traveling platform lift.
  • the lifting device 11 comprises a load-receiving means 12, which is designed as a running rail.
  • a lifting element 14 is provided, which is designed according to the embodiment as a half-shear.
  • a scissor lever 16 is pivotally mounted with its one end to a substrate or a floor mount 17. Opposite the scissors lever 16 engages the load bearing 12.
  • a leg 21 is provided, which is arranged to be movable on the load receiving 12. This half-shear can also be arranged rotated by 180 °, so that only one end of the scissor lever 16 acts on the load-bearing 12 and the opposite end of the leg 21 rests on the ground or is fastened.
  • the drive device 26 comprises an electric motor 27 and a hydraulic unit 28 and a hydraulic control 29, not shown.
  • an energy storage 31 is provided, which is received by a quick-change device 32, the in FIG. 2 will be described in more detail.
  • This energy store 21 is preferably designed as a high-performance accumulator and consists for example of lithium-ion batteries. Due to the energy storage 31, the drive control and the drive device can be supplied with direct current.
  • the drive control 24, the drive device 26 and the energy storage 31 are preferably arranged spatially compact to each other and provided for example in the load-receiving means 12. Alternatively, these components may also be arranged below in or on the load-receiving means 12.
  • the energy storage devices 31 can be charged at a charging station arranged separately from the lifting device 11. As a result, 11 individual energy storage devices can be charged during operation of the lifting device. Thus, a fully charged energy storage 31 can always be available for replacement.
  • the drive control 24 or the energy store 31 can additionally have a connection to which a power cable or charging cable 30 can be connected.
  • This charging cable 30 is preferably guided along the lifting element 14 to the ground and to a feed source. Through this charging cable 30, a charging current can be provided, so that is charged via a charging circuit of the energy storage 31.
  • the quick-change device 32 is in perspective in the FIGS. 2a and b.
  • This quick-change device 32 comprises a receiving frame 33, which is designed according to the embodiment as a plug-in base.
  • a nose or projection 34 is provided, which corresponds to a complementary recess 35 on the energy storage 31. This ensures that the energy store 31 can be inserted into the receiving frame 33 only in a defined plug-in position and that an electrical contacting of the energy store 29 to the quick-change device 32 takes place.
  • Spring-loaded contact pins 38 are preferably arranged on the energy store 31 as electrical contacts which, in the locked state of the energy store 31, act on the contact elements 37 in the receiving space 33 for the quick-change device 32.
  • the quick-change device 32 is connected via the contact elements 37 to the drive control 24.
  • a locking element 41 or a snap or latching hook is provided for easy changing of the energy storage 31.
  • By simply plugging the energy storage 31 on the Quick change device 32 is a contacting and preferably an independent locking of the locking element 41 to the energy storage 29th
  • FIG. 3 a lifting device 11 is shown, in which deviating from FIG. 1 the arrangement of the drive control 24, the drive device 26, the energy storage device 31 and the quick-change device 32 are provided on the lifting element 14. It is preferably provided that the individual components between the two adjacently arranged scissor levers 16 are integrated. In particular, the individual components are attached to a holding device which can be fastened between the two scissor levers 16. As a result, an arrangement can be created in which the components remain in a lowered form between the two scissor levers 16 and, like the scissor levers 16, can even at least partially submerge in the load receptacle 12.
  • the holding device is preferably designed as a support structure or mounting plate, so that the individual components can be easily attached thereto and associated with each other.
  • This holding device can simultaneously include or receive a printed circuit board, so that immediately after the assembly of the individual components is given a simultaneous electrical contact. This simplifies assembly work.
  • the arrangement of all components on the holding device can be a modular design allows.
  • the drive control 24 and the components of the drive device 26 are preferably provided between a point of intersection 19 of the scissors lever 16 and a bearing axis, by means of which the scissors levers 16 are pivotably arranged on the load receptacle 12.
  • This arrangement allows that within the scissor levers 16 of the lifting cylinder and the legs 21 may be arranged in a rest position or lowered position and in the second half of the drive control 24 and the drive means 26 with their components.
  • alternative positioning of the holding device between the scissors levers or thighs provided.
  • individual components are arranged between the scissor legs 16 and / or the legs 21 and a part of the components in the load receptacle 12 or on the load receptacle 12.
  • FIG. 4 is an alternative embodiment of the lifting device 11 to the embodiments according to the FIGS. 1 and 3 shown.
  • the drive control 24 and the drive device 26 within a working range of the load-bearing 12 or the lifting element 14, in particular on the ground, are arranged.
  • the drive control 24 and drive device 26 are provided for attachment to the floor 17 in such a way that, when the load receptacle 12 is lowered, the individual components are covered and protected by the load receptacle 12. This positioning is only an example and can assume different positions along the load-bearing 12.
  • the individual components of the drive control 24 and drive means 26 can in turn be provided on a holding device.

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Forklifts And Lifting Vehicles (AREA)

Claims (12)

  1. Dispositif de levage destiné à soulever des charges, en particulier des véhicules, pourvu d'un dispositif porte-charge (12) qui peut monter et descendre grâce à au moins un élément de levage (14), pourvu d'un dispositif d'entraînement (26) qui est activé par une commande d'entraînement (24), un accumulateur d'énergie (31) qui alimente en énergie la commande d'entraînement (24) et le dispositif d'entraînement (26) étant prévu sur l'élément de levage (14) ou sur la réception de charge (12), et caractérisé en ce que
    - l'accumulateur d'énergie (31) peut être raccordé à un dispositif de changement rapide (32) qui est disposé sur la réception de charge (12) ou sur l'élément de levage (14),
    - un cadre récepteur (33) du dispositif de changement rapide (32) est fixé sur une carte imprimée qui présente des pistes conductrices lesquelles conduisent des éléments de contact (37) du dispositif de changement rapide (32) à la commande d'entraînement (24) et/ou au moteur électrique (27) du dispositif d'entraînement (26) et/ou à la commande hydraulique (29) et
    - la carte imprimée présente des capteurs de courant qui permettent de saisir de préférence l'état de charge de l'accumulateur d'énergie (31).
  2. Dispositif de levage selon la revendication 1, caractérisé en ce que le dispositif d'entraînement (26) présente au moins une unité hydraulique (28) et une commande hydraulique (29) destinée à commander un cylindre hydraulique (23) et de préférence un moteur électrique (27), lesquels sont disposés sur la réception de charge (12) ou sur l'élément de levage (14).
  3. Dispositif de levage selon la revendication 1, caractérisé en ce que la commande d'entraînement (24) est disposée sur la réception de charge (12), sur l'élément de levage (14) ou à l'intérieur d'une zone de travail de la réception de charge (12) ou sur l'élément de levage (14).
  4. Dispositif de levage selon la revendication 3, caractérisé en ce qu'il est prévu une commande d'entraînement (24) sans fil.
  5. Dispositif de levage selon la revendication 1, caractérisé en ce que l'élément de levage (14) est réalisé en tant que demi-ciseaux, ciseaux, vérin de levage, ou à partir d'au moins deux leviers croisés (16) disposés séparément l'un de l'autre.
  6. Dispositif de levage selon la revendication 1, caractérisé en ce que la réception de charge (12) est réalisée en tant qu'élément de prise sous roue, en tant que bras porteur ou en tant que rail de roulement.
  7. Dispositif de levage selon la revendication 1, caractérisé en ce qu'un câble de charge (30) peut être raccordé à la commande d'entraînement (24) ou à l'accumulateur d'énergie (31).
  8. Dispositif de levage selon l'une quelconque des revendications précédentes, caractérisé en ce que la commande d'entraînement (24) et/ou l'accumulateur d'énergie (31) et/ou le dispositif de changement rapide (32) et/ou au moins un composant du dispositif d'entraînement (26) sont disposés sur un dispositif de retenue, en particulier une plaque de montage, lequel est fixé sur la réception de charge (12), sur l'élément de levage (14) ou dans la zone de travail de la réception de charge (12) ou de l'élément de levage (14), en particulier sur le sol à l'intérieur de la zone de travail.
  9. Dispositif de levage selon la revendication 5 ou 8, caractérisé en ce que les demi-ciseaux ou les ciseaux comprennent deux leviers croisés (16) disposés parallèlement entre eux selon un espacement donné ainsi que des branches (21) montées de manière à pouvoir pivoter au niveau du point d'intersection (19) ou d'autres leviers croisés, et en ce qu'au moins l'accumulateur d'énergie (31) ou le dispositif de retenue est disposé entre les leviers croisés (16) au moins pour loger l'accumulateur d'énergie (31).
  10. Dispositif de levage selon la revendication 1, caractérisé en ce que l'accumulateur d'énergie (31) comprend une commande d'accumulateur d'énergie qui est prévue sur ou dans un boîtier logeant l'accumulateur d'énergie (31) et qui surveille de préférence l'état de charge de l'accumulateur d'énergie (31).
  11. Dispositif de levage selon la revendication 1, caractérisé en ce que l'accumulateur d'énergie (31) comprend un circuit de charge qui est prévu sur ou dans un boîtier logeant l'accumulateur d'énergie (31).
  12. Dispositif de levage selon la revendication 1, caractérisé en ce que l'accumulateur d'énergie (31) présente au moins une interface de données, en particulier une interface de données sans fil, qui communique avec la commande d'entraînement (24) .
EP10717537.4A 2009-04-17 2010-04-19 Dispositif de levage pour soulever des charges, en particulier des véhicules Active EP2419361B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE202009005662U DE202009005662U1 (de) 2009-04-17 2009-04-17 Hebevorrichtung zum Anheben von Lasten, insbesondere Fahrzeugen
PCT/EP2010/002370 WO2010118892A1 (fr) 2009-04-17 2010-04-19 Dispositif de levage pour soulever des charges, en particulier des véhicules

Publications (2)

Publication Number Publication Date
EP2419361A1 EP2419361A1 (fr) 2012-02-22
EP2419361B1 true EP2419361B1 (fr) 2019-06-12

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Application Number Title Priority Date Filing Date
EP10717537.4A Active EP2419361B1 (fr) 2009-04-17 2010-04-19 Dispositif de levage pour soulever des charges, en particulier des véhicules

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US (1) US20120043515A1 (fr)
EP (1) EP2419361B1 (fr)
DE (1) DE202009005662U1 (fr)
WO (1) WO2010118892A1 (fr)

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DE202009005661U1 (de) * 2009-04-17 2009-07-02 Finkbeiner, Gerhard, Dipl.-Ing. Hebevorrichtung zum Anheben von Lasten, insbesondere Fahrzeugen
US9394148B2 (en) * 2014-10-28 2016-07-19 The Boeing Company Lifting apparatus and method of lifting
US11077834B2 (en) 2019-11-04 2021-08-03 Hayder Tahir Almawashi Built-in vehicle jack
AU2022201496A1 (en) * 2021-03-19 2022-10-06 Lippert Components, Inc. Stabilizing jack

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US20070284159A1 (en) * 2006-06-13 2007-12-13 Norio Takami Storage battery system, on-vehicle power supply system, vehicle and method for charging storage battery system

Also Published As

Publication number Publication date
WO2010118892A1 (fr) 2010-10-21
US20120043515A1 (en) 2012-02-23
DE202009005662U1 (de) 2009-07-09
EP2419361A1 (fr) 2012-02-22

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