EP3188999B1 - Hebebühne und verfahren zum betrieb solch einer hebebühne - Google Patents

Hebebühne und verfahren zum betrieb solch einer hebebühne Download PDF

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Publication number
EP3188999B1
EP3188999B1 EP15763263.9A EP15763263A EP3188999B1 EP 3188999 B1 EP3188999 B1 EP 3188999B1 EP 15763263 A EP15763263 A EP 15763263A EP 3188999 B1 EP3188999 B1 EP 3188999B1
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EP
European Patent Office
Prior art keywords
generator
pump
mode
battery unit
man lift
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Active
Application number
EP15763263.9A
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English (en)
French (fr)
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EP3188999A1 (de
Inventor
Didier Desseux
Slaheddine Beji
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Haulotte Group SA
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Haulotte Group SA
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Publication of EP3188999A1 publication Critical patent/EP3188999A1/de
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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
    • B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
    • B66F11/04—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations
    • B66F11/044—Working platforms suspended from booms
    • B66F11/046—Working platforms suspended from booms of the telescoping type

Definitions

  • the present invention relates to a lifting platform.
  • the invention also relates to a method of implementing such a lifting platform.
  • the field of the invention is that of aerial work platforms equipped with a lifting system.
  • an aerial platform comprises a chassis, a hoisting system, at least two axles and a power supply assembly.
  • Each axle includes wheels and a wheel drive system.
  • the power pack is configured to selectively power the lift system and the wheel drive systems.
  • the power supply has different modes of operation depending on the conditions of use of the nacelle.
  • the power supply assembly includes a control unit, a battery, a hydraulic pump and an electric pump motor.
  • the lifting system is powered by the hydraulic pump, which is powered by the electric pump motor.
  • the rear axle comprises two wheels each driven by an electric motor, powered by battery power.
  • the front axle comprises two wheels each driven by a hydraulic motor, supplied with hydraulic energy by the pump.
  • the power pack is configured to drive either the rear wheels alone, or both the rear wheels and the front wheels. In other words, the drive of the wheels is mainly electric, with a possible hydraulic assistance.
  • EP-A-1,967,486 discloses a lifting platform comprising a heat engine, a generator and a pumping system which drives elevation means.
  • the heat engine and the pumping system are coupled to the generator, which is powered by a battery.
  • the generator can be used either as an electric motor or as a power generator.
  • the object of the present invention is to provide an improved aerial platform, particularly in terms of versatility.
  • the invention relates to a lifting platform, comprising a frame; a lifting system; a first axle comprising two wheels and a hydraulic drive system of these two wheels; a second axle comprising two wheels and an electric drive system of these two wheels; and a power supply assembly that has different modes of operation and is configured to selectively power the lift system, the hydraulic drive system, and the electric drive system.
  • the aerial platform is characterized in that the power supply assembly includes a heat engine, a pumping system, a generator and a battery unit; in that the pumping system is coupled to the engine, the generator, the hoist and the hydraulic drive system; in that the battery unit is coupled to the generator and the drive system; in that the aerial platform comprises a turret that supports the lifting system and is rotatable relative to the frame about a vertical axis of rotation; and in that the engine engine turret, while the generator and the battery unit equip the chassis.
  • the power supply assembly includes a heat engine, a pumping system, a generator and a battery unit; in that the pumping system is coupled to the engine, the generator, the hoist and the hydraulic drive system; in that the battery unit is coupled to the generator and the drive system; in that the aerial platform comprises a turret that supports the lifting system and is rotatable relative to the frame about a vertical axis of rotation; and in that the engine engine turret, while the generator and the battery unit equip the
  • the nacelle has a hybrid architecture combining thermal and electrical energy sources.
  • the invention makes it possible to optimize the operation of the nacelle according to its environment and its conditions of use, in particular according to whether the nacelle is used outside or inside a building.
  • the nacelle has a great versatility.
  • the invention makes it possible to move the nacelle mainly using the hydraulic drive system or mainly the electric drive system.
  • known nacelles In comparison, known nacelles generally have mainly hydraulic or mainly electrical drive systems. The efficiency of an electric drive system is greater than the efficiency of a hydraulic drive system. Nacelles with mainly hydraulic drive systems have limited autonomy in indoor use. Nacelles with primarily electric drive systems overheat in outdoor use on rough terrain where high power may be needed for a long time.
  • a known type of platform includes a turret that supports the lifting system and is rotatable relative to the frame about a vertical axis of rotation.
  • the heat engine and its reservoir are generally positioned in the turret to limit the height of the frame and improve the stability of the nacelle.
  • the transmission of power between the turret and the chassis is carried out by electric cables of large section. To avoid damaging these cables, the articulation between the turret and the chassis is limited in movement. 360 ° continuous rotation of the turret relative to the frame is therefore not possible, which reduces the versatility of the machine.
  • the nacelle 1 comprises a frame 10 and a turret 12 separated by a connecting interface 14.
  • the frame 10 comprises a base 11, a steering system 13, a front axle 20 and a rear axle 30.
  • the turret 12 comprises a system 18 and is movable in rotation about a vertical axis relative to the frame 10.
  • the frame 10 has a low height, for example a maximum height of 1 meter from the ground.
  • the lifting system 18 includes a hydraulic distributor 59 and at least one hydraulic cylinder 19.
  • the system 18 includes three jacks 19.
  • the jacks 19 can actuate at least one elevator equipment, not shown for simplification purposes, equipping the nacelle 1.
  • the lifting system 18 can operate a telescopic arm articulated on the turret 12, with a mobile platform arranged at the end of the telescopic arm.
  • each cylinder 19 can actuate a separate elevator equipment.
  • the front axle 20 comprises a left front wheel 21 and a front right wheel 22, each coupled to a hydraulic motor, respectively 23 or 24.
  • the rear axle 30 comprises a left rear wheel 31 and a right rear wheel 32, each coupled to an electric motor, respectively 33 or 34.
  • the electric motors 33 and 34 are not reversible.
  • the wheels 21, 22, 31 and 32 are pivotally mounted, each about a horizontal axis, relative to the frame 10.
  • the hydraulic motors 23 and 24 form a hydraulic drive system 23 + 24 of the wheels 21 and 22, while that the electric motors 33 and 34 form an electric drive system 33 + 34 of the wheels 31 and 32.
  • the steering system 13 is coupled with the front axle 20.
  • the front axle 20 is steering and the front wheels 21 and 22 are steered.
  • the nacelle 1 is also equipped with a power supply assembly 40, which has different operating modes M1 to M10 illustrated in FIG. figure 3 in order to adapt to the environment and the conditions of use of the nacelle 1.
  • the assembly 40 is configured to selectively supply power to the steering system 13, the hoisting system 18, the hydraulic motors 23 and 24 and the electric motors 33 and 34.
  • the nacelle 1 is equipped with a control system, not shown for purposes of simplification, for selecting an operating mode of the set 40 among the operating modes M1 to M10.
  • the power supply assembly 40 comprises a heat engine 41, a pumping system 50 and an electrical system 60, including a generator 61 and a battery unit 62.
  • the assembly 40 makes it possible to transmit high power through the generator. connection 14 between the frame 10 and the turret 12, in particular the heat engine 41 to the battery unit 62.
  • the components of the assembly 40 are positioned so as to optimize the stability of the nacelle 1, as detailed below.
  • the heat engine 41 is an internal combustion engine.
  • the engine 41 and its fuel tank, not shown for simplification purposes, are mounted on the turret 12.
  • the engine 41 can be mounted on the turret 12 opposite the lifting system 18, with respect to the the axis of rotation of the turret 12 on the frame 10, so as to optimize the stability of the platform 1.
  • the motor 41 is constantly arranged as a counterweight to the lifting structure, regardless of the angular position of the turret 12.
  • the motor 41 is coupled to the pumping system 50, as detailed below.
  • the engine 41 allows the nacelle 1 to have autonomy and power in off-road use, without reducing the reserve of electrical energy of the battery unit 62. Also, the motor 41 ensures the operation of nacelle 1 when no electric recharge source is available to recharge the battery unit 62.
  • the pumping system 50 includes a first pump 52 mounted on the turret 12, as well as a hydraulic motor 53 and a second pump 54 mounted on the frame 10.
  • the pumps 52 and 54 are variable displacement pumps.
  • the pumping device 50 can feed the hydraulic motors 23 and 24 to drive the wheels 21 and 22.
  • the pumping device 50 can actuate the steering system 13 and / or lifting system 18.
  • the pump 52 is mechanically coupled to the heat engine 41, so that the motor 41 can drive the pump 52.
  • the hydraulic motor 53 is hydraulically coupled to the pump 52 via lines 73 and 74, so that the pump 52 can drive the pump. motor 53.
  • the pump 52, the motor 54 and the ducts 73 and 74 form a closed hydraulic circuit, independent of the other hydraulic circuits equipping the platform 1.
  • the hydraulic motor 53 is fixed displacement.
  • the hydraulic motor 53 is mechanically coupled to the pump 54 via a mechanical coupling device 98, so that the motor 53 can drive the pump 54.
  • the mechanical coupling device 98 between the motor 53 and the pump 54 comprises for example a clutch or a freewheel mechanism.
  • the motor 53 and the pump 54 can be selectively coupled or decoupled mechanically.
  • the pump 54 is connected to a hydraulic reservoir 56 via a pipe 78.
  • the pump 54 operates in an open circuit.
  • the pump 54 is hydraulically connected to a distribution block 57 via lines 71 and 72.
  • the distribution block 57 is hydraulically connected to a distributor block 58 via lines 81 and 82.
  • the distribution block 57 is connected hydraulically to the steering system 13 via lines 91 and 92.
  • the distributor block 57 is hydraulically connected to a distributor block 59 via lines 93 and 94.
  • the distributor block 58 is hydraulically connected to the hydraulic motor 23 via lines 83 and 84 and to the hydraulic motor 24 via lines 85 and 86.
  • the distributor block 59 is hydraulically connected to the cylinders 19.
  • the pump 54 is hydraulically coupled to the steering system 13, the lifting system 18 and the hydraulic motors 23 and 24.
  • the pumping system 50 is partly mounted on the frame 10 and partly mounted on the turret 12.
  • the lines 73, 74, 93 and 94 connect hydraulically the turret 12 to the frame 10 through connecting members 75, 76, 95 and 96 disposed between the frame 10 and the turret 12.
  • the connecting members 75, 76, 95, 96 disposed between the frame 10 and the turret 12 are each formed by a duct of a hydraulic rotary joint which forms the connecting interface 14.
  • This hydraulic rotary joint is shown more precisely at the figure 9 .
  • the connection interface 14 comprises a hollow cylinder 141 fixed with respect to the frame 10 and a central shaft 142 integral in rotation with the turret 12 and pivotally mounted in the hollow cylinder 141 along the axis of rotation of the turret 12.
  • conduits comprises a connection port 143 passing through the wall of the cylinder 141, a connection port 144 formed in the central shaft 142, extended by an axial conduit 145 comprising a radial outlet 146 on an outer surface of the central shaft 142, and a groove 147 formed on the inner surface of the hollow cylinder 141 in the radial alignment of the connection port 143 of the hollow cylinder 141 and the outlet 147.
  • Each conduit allows, thanks to the peripheral groove, the permanent passage of the hydraulic fluid whatever the angle of orientation of the turret 12 relative to the frame 10. Only one of the connection ports 144 of the central shaft 142 is visible on the figure 9 , the other connection ports being angularly offset.
  • connection ports 148 of the hollow cylinder 141 and their associated groove 149 are visible, offset axially with respect to the connection port 143.
  • Each of the ducts of the hydraulic rotary joint defines an independent fluid path by virtue of the angular offset of the ports 144 of the central shaft 142 and the axial offset of the ports 143 and 148 of the hollow cylinder 141.
  • the electrical system 60 ensures full operation of the nacelle 1 indoors, avoiding the use of the engine 41 and with a significant autonomy.
  • the electrical system 60 makes it possible to move the platform 1 with the axle 30 which is driving and to actuate the lifting system 18 simultaneously or separately, without using the heat engine 41.
  • the electrical system 60 is mounted on the chassis 10.
  • the electrical system 60 includes the generator 61, the battery unit 62, a device 63 for electrically connecting the battery unit 62 to the mains, and a dimmer unit 64 including electric dimmers.
  • the device 63 makes it possible to recharge the battery unit 62.
  • the device 63 comprises an electrical socket.
  • the electrical system 60 also includes electrical cables 65, 66, 67 and 68.
  • the generator 61 is electrically connected to the drive block 64 via the cables 65.
  • the battery unit 62 is electrically connected to the drive unit 64 via the cables 66.
  • the electric motor 33 is electrically connected to the drive block 64 via the cables 67.
  • the electric motor 34 is electrically connected to the drive block 64 via the cables 68.
  • the generator 61 is an electric motor coupled to the pump 54 and the battery unit 62.
  • the generator 61 has sufficient power to operate the hoist system 18 or the battery unit recharge 62, i.e. of the order of 3 to 15 kW.
  • the generator 61 is distinct from the electric motors 33 and 34.
  • the generator 61 is mechanically coupled to the pump 54 via a mechanical coupling device 97. Depending on the operating mode of the assembly 40, the generator 61 can drive the pump 54 uncoupled from the motor 53, or the pump 54 coupled to the motor 53 can drive the generator 61.
  • the battery unit 62 includes one or more batteries.
  • the battery unit 62 comprises a high power battery, that is to say a power of the order of 200 to 600 Ah.
  • the battery unit 62 may power the generator 61 to drive the pump 54, or the generator 61 driven by the pump 54 can recharge the battery unit 62.
  • the battery unit 62 can be recharged by connecting the plug 63 to the mains.
  • the battery unit 62 can power the electric motors 33 and 34 to drive the wheels 31 and 32.
  • modes of operation comprise a mode M1 used indifferently outside or inside, modes M2 to M7 used preferably outdoors, and modes M8 to M10 used preferably indoors.
  • the term “outside” means outside a building, for example on a road or on any land, while the term “inside” means in a building, for example in a workshop, warehouse or hangar.
  • Modes M1 and M8 to M10 the heat engine 41 is at a standstill. Modes M8 to M10 can also be used outdoors.
  • Modes M2 to M7 the heat engine 41 is running. Modes M2 to M7 are not used indoors to avoid the use of the heat engine 41 indoors, although it is technically possible.
  • platform 1 In modes M1, M2, M6 and M9, platform 1 is stationary.
  • the axles 20 and 30 are non-motor.
  • the nacelle 1 In the modes M3, M4, M5, M7, M8 and M10, the nacelle 1 is mobile in translation to the ground. In modes M3, M4 and M7, the axle 20 is motor while the axle 30 is non-motor. In modes M8 and M10, the axle 20 is non-motor while the axle 30 is motor. In the M5 mode, the axles 20 and 30 are both engines. In other words, depending on the operating mode of the assembly 40, the nacelle 1 is propelled in translation on the ground either by the hydraulic drive system 23 + 24, or by the electric drive system 33 + 34, or simultaneously by the hydraulic drive system 23 + 24 and the electric drive system 33 + 34.
  • the device 63 In the M1 mode referred to as "mains charging mode", the device 63 is connected to the mains power supply so as to recharge the battery unit 62.
  • the motor 41, the pumping system 50 and the generator 61 are at a standstill.
  • the heat engine 41 actuates the pump 52 having a cylinder C1, so as to rotate the motor 53 at a speed N1.
  • the motor 53 drives the pump 54 and the generator 61 via the mechanical coupling devices 97 and 98.
  • the displacement of the pump 52 and the speed of the motor 53 could be different for each operating mode.
  • the pump 54 In the M2 mode called "generator charging mode", the pump 54 is set with a zero displacement. Thus, the motor 53 drives the generator 61, which produces electric current for recharging the battery unit 62.
  • the pump 54 In the mode M3 called "simple external translation mode", the pump 54 is set with a non-zero displacement and feeds the hydraulic motors 23 and 24 to move the platform 1. If necessary, the pump 54 also feeds the steering system 13 to orienting the steered wheels 21 and 22 and thus steer the platform 1. At the same time, the generator 61 generates electric current for recharging the battery unit 62.
  • the heat engine 41 actuates the pump 52 having a displacement C2 different from the displacement C1, so as to turn the motor 53 at a speed N2 greater than the speed N1.
  • the motor 53 drives the pump 54 and the generator 61 via the devices of mechanical coupling 97 and 98.
  • the pump 54 has a maximum displacement and the generator 61 is in free rotation.
  • the pump 54 supplies the hydraulic motors 23 and 24 to move the platform 1 at a speed greater than the speed of the M3 mode. If necessary, the pump 54 also feeds the steering system 13 to orient the steering wheels 21 and 22 and thus direct the platform 1.
  • the battery unit 62 is neither charging nor discharging.
  • the pump 54 In the M5 mode called "maximum external power translation mode", the pump 54 is set with a non-zero displacement and the generator 61 is in free rotation.
  • the pump 54 supplies the hydraulic motors 23 and 24, while the battery unit 62 supplies the electric motors 33 and 34 to move the platform 1. If necessary, the pump 54 also supplies the steering system 13 to orient the wheels 21 and 22 and thus to control the pod 1.
  • the pump 54 In the mode M6 called "external lifting mode", the pump 54 is set with a non-zero displacement and feeds the lifting system 18.
  • the generator 61 produces electric current for recharging the battery unit 62.
  • Modes M4 and M6 are technically possible to combine modes M4 and M6 or modes M5 and M6. However, for safety and energy saving reasons, it is best to combine the M3 and M6 modes, which corresponds to the M7 mode. Modes M3 to M6 are generally used in preference to M7 mode.
  • the pump 54 In the M7 mode called "translation mode and external lifting", the pump 54 is set with a non-zero displacement and the generator 61 is in free rotation. The pump 54 supplies both the hydraulic motors 23 and 24 and the lifting system 18. If necessary, the pump 54 also feeds the steering system 13 to orient the steering wheels 21 and 22 and thus to direct the platform 1. In the At the same time, the battery unit 62 is neither charging nor discharging.
  • the battery unit 62 supplies the electric motors 33 and 34, to move the platform 1. If necessary, the battery unit 62 also supplies the generator 61, which actuates the pump 54, which feeds the steering system 13 to orient the steering wheels 21 and 22 and thus direct the nacelle 1.
  • the battery unit 62 supplies the generator 61, which actuates the pump 54, which supplies the lifting system 18.
  • the battery unit 62 supplies both the electric motors 33 and 34 and the generator 61.
  • Generator 61 actuates the pump 54, which feeds the lifting system 18 and, if necessary, the steering system 13.
  • the lifting system 18 is powered by the pumping system 50, which is actuated by the generator 61, which is powered by the battery unit 62, while the heat engine 41 is stopped.
  • FIG. 4 to 8 are represented different variants of aerial platform 1 according to the invention.
  • certain constituent elements of the aerial platform 1 are comparable to those of the first embodiment described above and, for the sake of simplification, bear the same numerical references. Only the constituent elements having differences with the first embodiment carry new numerical references.
  • the assemblies 140, 240 and 340 have certain differences with the assembly 40. Except for the differences hereafter, the operation of the nacelle 1 is globally comparable in the different embodiments.
  • the embodiment of the figure 4 has a hydraulic coupling device 198 can be substituted for the mechanical coupling device 98 between the motor 53 and the pump 54.
  • the assembly 140 comprises a pumping system 150 including a hydraulic motor 153 with variable displacement, between a displacement of zero value and a maximum displacement.
  • the generator 61 and the motor 153 are coupled via the mechanical coupling device 97.
  • the motor 153 and the pump 54 are coupled via the hydraulic coupling device 198.
  • the motor 153 In the modes M2, M3 and M5 to M7, the motor 153 has a cylinder C11, while in the M4 mode, the engine 153 has a cylinder capacity C12 less than C11.
  • the embodiment of the figures 5 and 6 presents an additional pump 255 which can be substituted for the distribution block 57.
  • the assembly 240 comprises a pumping system 250 including the first pump 52, the motor 53, a second pump 254 and a third pump 255.
  • the generator 61 and the pump 255 are coupled via the mechanical coupling device 97.
  • the motor 53 and the pump 254 are coupled via the mechanical coupling device 298, including for example a clutch or free wheel mechanism.
  • the pumps 254 and 255 are coupled via a hydraulic coupling device 299 and connected to the reservoir 56 via lines 78 and 279, respectively.
  • Pumps 254 and 255 operate in open circuit.
  • the pump 255 is indirectly coupled to the motor 53.
  • the pump 254 and the reservoir 56 are connected to the distributor block 58 via lines 281 and 282.
  • the distributor block 58 is connected to the steering system 13 via pipes 291 and 292.
  • the pump 255 and the reservoir 56 are connected to the distributor block 59 of the lifting system 18 via lines 293 and
  • the pump 254 has a non-zero displacement in the modes M3, M4, M5 and M7 for supplying the hydraulic drive system 23 + 24 and the steering system 13 with a maximum displacement in the mode M4; a non-zero displacement in modes M8 and M10 for supplying the steering system 13; and a zero displacement in the other modes of operation.
  • the pump 255 has a non-zero displacement in modes M6, M7, M9 and M10 to supply the lifting system 18; and a zero displacement in the other modes of operation.
  • the embodiment of the figures 7 and 8 discloses a closed-loop reciprocating hydraulic drive system, also known as a hydrostatic transmission, including the pump 354.
  • the assembly 340 includes a pumping system 350 including the first pump 52, the motor 53, a second pump 354, and a third pump 355.
  • the generator 61 and the pump 355 are coupled via the mechanical coupling device 97.
  • the motor 53 and the pump 354 are coupled via the mechanical coupling device 398, comprising for example a clutch or a freewheeling mechanism .
  • the pumps 354 and 355 are coupled via the hydraulic coupling device 399.
  • the pump 355 is connected to the reservoir 56 via a line 379.
  • the pump 354 operates in a closed circuit, while the pump 355 operates in an open circuit.
  • the pump 355 is indirectly coupled to the motor 53.
  • the pump 354 is connected to the distributor block 58 via lines 381 and 382.
  • the pump 355 and the reservoir 56 are connected to the distributor block 357 via lines 371 and 372.
  • the pump 355 and the tank 56 are connected to the distributor block 59 of the lifting system 18 via these same lines 371 and 372 and via lines 393 and 394 which are directly connected to the lines 371 and 372, upstream of the distributor block 357.
  • the distributor block 357 is connected to the steering system 13 via lines 91 and 92.
  • the pump 354 has a non-zero displacement in modes M3, M4, M5 and M7 for supplying the hydraulic drive system 23 + 24, with a maximum displacement in the mode M4; a non-zero displacement in modes M8 and M10 for supplying the steering system 13; and zero cubic capacity in the other modes.
  • the pump 255 has a non-zero displacement in the modes M3, M4, M5 and M8 in order to supply the steering system 13; a non-zero displacement in modes M6 and M9 to supply the lifting system 18; a non-zero displacement in modes M7 and M10 to supply the steering system 13 and the lifting system 18; and a zero displacement in the other modes of operation.
  • the pod 1 may be shaped differently from the Figures 1 to 9 without departing from the scope of the invention.
  • the technical characteristics of the various embodiments and variants mentioned above may be, in whole or in part, combined with one another.
  • the aerial platform 1 can be adapted in terms of cost, ergonomics and performance.

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

Claims (9)

  1. Hubarbeitsbühne (1), umfassend:
    - ein Gestell (10);
    - ein Hubsystem (18);
    - eine erste Achse (20), die zwei Räder (21, 22) und ein hydraulisches Antriebssystem (23, 24) für diese beiden Räder (21, 22) aufweist;
    - eine zweite Achse (30), die zwei Räder (31, 32) und ein elektrisches Antriebssystem (33, 34) für diese beiden Räder (31, 32) aufweist; und
    - eine Energieversorgungsanordnung (40; 140; 240; 340), die unterschiedliche Funktionsweisen (M1- M10) aufweist und die ausgebildet ist, selektiv das Hubsystem (18), das hydraulische Antriebssystem (23, 24) und das elektrische Antriebssystem (33, 34) mit Energie zu versorgen;
    wobei die Energieversorgungsanordnung (40; 140; 240; 340) einen Verbrennungsmotor (41), ein Pumpensystem (50; 150; 250; 350), einen Generator (61) und eine Batterieeinheit (62) einschließt;
    wobei das Pumpensystem (50; 150; 250; 350) mit dem Verbrennungsmotor (41), dem Hubsystem (18) und dem hydraulischen Antriebssystem (23, 24) gekoppelt ist;
    wobei
    die Batterieeinheit (62) mit dem Generator (61) und dem elektrischen Antriebssystem (33, 34) verbunden ist,
    dadurch gekennzeichnet, dass das Pumpensystem mit dem Generator (61) gekoppelt ist, und
    dass die Hubarbeitsbühne (1) einen Drehturm umfasst, der das Hubsystem (18) lagert, und der in Bezug auf das Gestell (10) um eine vertikale Drehachse drehbeweglich ist, und
    dass der Verbrennungsmotor (41) den Drehturm (12) bestückt, während der Generator (61) und die Batterieeinheit (62) das Gestell (10) bestücken.
  2. Hubarbeitsbühne (1) nach dem vorhergehenden Anspruch, dadurch gekennzeichnet, dass jede Achse (20; 30) der ersten Achse (20) und der zweiten Achse (30) selektiv abhängig von der Funktionsweise, die aus den verschiedenen Funktionsweisen (Ml - M10) der Energieversorgungsanordnung (40; 140; 240; 340) ausgewählt ist, angetrieben oder nicht angetrieben ist.
  3. Hubarbeitsbühne (1) nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass die Energieversorgungsanordnung (40; 140; 240) unter den verschiedenen Funktionsweisen (Ml - M10) mindestens eine Funktionsweise (M9; M11) aufweist, in der das Hubsystem (18) durch das Pumpensystem (50; 150; 250; 350) versorgt wird, das durch den Generator (61) betätigt wird, der von der Batterieeinheit (62) versorgt wird, wobei der Verbrennungsmotor (41) abgeschaltet ist.
  4. Hubarbeitsbühne (1) nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass der Drehturm (12) kontinuierlich in Bezug auf das Gestell (10) um die vertikale Drehachse drehbeweglich ist.
  5. Hubarbeitsbühne (1) nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass das Pumpensystem (50; 150; 250; 350) Kanäle (73, 74, 93, 94; 73, 74, 393, 394) umfasst, die hydraulisch den Drehturm (12) mit dem Gestell (10) verbinden, wobei diese Verbindungselemente (75, 76, 95, 96) durchqueren, die zwischen dem Gestell (10) und dem Drehturm (12) angeordnet sind.
  6. Hubarbeitsbühne (1) nach Anspruch 5, dadurch gekennzeichnet, dass die zwischen dem Gestell (10) und dem Drehturm (12) angeordneten Verbindungselemente (75, 76, 95, 96) durch Kanäle (143, 144, 145, 146, 147) einer hydraulischen Drehdichtung gebildet werden, die eine Verbindungsschnittstelle (14) zwischen dem Gestell (10) und dem Drehturm (12) bildet.
  7. Hubarbeitsbühne (1) nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass das Pumpensystem (50; 150; 250; 350) umfasst:
    - eine erste Pumpe (52), die mechanisch mit dem Verbrennungsmotor (41) gekoppelt ist;
    - einen Hydraulikmotor (53), der hydraulisch an die erste Pumpe (52) gekoppelt ist; und
    - eine zweite Pumpe (54; 254; 354), die mechanisch oder hydraulisch an den Hydraulikmotor (53), insbesondere in lösbarer Weise, gekoppelt ist, mechanisch mit dem Generator (61) gekoppelt ist und hydraulisch mit dem hydraulischen Antriebssystem (23, 24) gekoppelt ist.
  8. Hubarbeitsbühne (1) nach Anspruch 7, dadurch gekennzeichnet, dass die zweite Pumpe (54) oder eine dritte Pumpe (255; 355) hydraulisch mit dem Hubsystem (18) gekoppelt ist.
  9. Verfahren zum Bereitstellen einer Hubarbeitsbühne (1) nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass das Verfahren einen Schritt der Auswahl einer Funktionsweise der Hubarbeitsbühne (1) aus mindestens den folgenden unterschiedlichen Funktionsweisne (M2; M3; M5; M6; M9) einschließt:
    - eine Funktionsweise (M2), in der der Verbrennungsmotor (41) und das Pumpensystem (50) den Generator (61) derart betätigen, dass die Batterieeinheit (62) aufgeladen wird, wobei die Hubarbeitsbühne (1) stationär ist;
    - eine Funktionsweise (M3), in der der Verbrennungsmotor (41) und das Pumpensystem (50) das hydraulische Antriebssystem (23, 24) versorgen und den Generator (61) derart betätigen, dass die Hubarbeitsbühne (1) bewegt wird, wobei die Batterieeinheit (62) aufgeladen wird.
    - eine Funktionsweise (M5), in der der Verbrennungsmotor (41) und das Pumpensystem (50) das hydraulische Antriebssystem (23, 24) versorgen, während die Batterieeinheit (62) das elektrische Antriebssystem (33, 34) versorgt;
    - eine Funktionsweise (M6), in der der Verbrennungsmotor (41) und das Pumpensystem (50) das Hubsystem (18) versorgen, wobei der Generator (61) so betätigt wird, dass die Batterieeinheit (62) aufgeladen wird;
    - eine Funktionsweise (M9), in der die Batterieeinheit ((62) den Generator (61) versorgt, der das Pumpensystem (50) betätigt, das das Hubsystem (18) versorgt, wobei die Hubarbeitsbühne (1) stationär ist.
EP15763263.9A 2014-09-05 2015-09-04 Hebebühne und verfahren zum betrieb solch einer hebebühne Active EP3188999B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1458345A FR3025504A1 (fr) 2014-09-05 2014-09-05 Nacelle elevatrice et procede de mise en oeuvre d'une telle nacelle elevatrice
PCT/EP2015/070293 WO2016034724A1 (fr) 2014-09-05 2015-09-04 Nacelle elevatrice et procede de mise en oeuvre d'une telle nacelle elevatrice

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EP3188999B1 true EP3188999B1 (de) 2018-05-09

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US5810106A (en) * 1995-03-15 1998-09-22 Stamler Corporation Vehicle drive system
GB2447229B (en) * 2007-03-07 2011-11-02 Niftylift Ltd Mobile work platform with multiple mode drive system
US20110198141A1 (en) * 2010-02-16 2011-08-18 Genie Industries, Inc. Hydraulic electric hybrid drivetrain
CN101797885A (zh) * 2010-05-07 2010-08-11 威海广泰空港设备股份有限公司 带分动箱的集装箱升降平台车双动力装置

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