EP2444359B1 - Chariot élévateur à fourche avec contrepoids et dispositif de refroidissement à liquide - Google Patents

Chariot élévateur à fourche avec contrepoids et dispositif de refroidissement à liquide Download PDF

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Publication number
EP2444359B1
EP2444359B1 EP11183401.6A EP11183401A EP2444359B1 EP 2444359 B1 EP2444359 B1 EP 2444359B1 EP 11183401 A EP11183401 A EP 11183401A EP 2444359 B1 EP2444359 B1 EP 2444359B1
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EP
European Patent Office
Prior art keywords
liquid cooling
cooling device
counterbalance
fan
lift according
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.)
Active
Application number
EP11183401.6A
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German (de)
English (en)
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EP2444359A1 (fr
Inventor
Andreas Pauly
Wayne Edmunds
Huw Williams
Marcus Tylor
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Linde Material Handling GmbH
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Linde Material Handling GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Linde Material Handling GmbH filed Critical Linde Material Handling GmbH
Publication of EP2444359A1 publication Critical patent/EP2444359A1/fr
Application granted granted Critical
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    • 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
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B66F9/07554—Counterweights
    • 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
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B66F9/07595—Cooling arrangements for device or operator

Definitions

  • the invention relates to a counterbalance forklift truck with a vehicle body and arranged at the rear end of the vehicle body counterweight, wherein within the vehicle body in an engine compartment an internal combustion engine drive system is arranged, which includes an internal combustion engine and a transmission driven by the internal combustion engine, wherein a liquid cooling means for cooling the drive system is provided.
  • a corresponding cooling air duct is provided around the internal combustion engine, wherein in the counterweight a corresponding air duct, usually a horizontal air duct, must be formed with an air outlet at the rear of the vehicle.
  • the air inlet of the cooling air duct is usually formed in the bottom region of the counterbalance forklift.
  • a counterbalance forklift in which in an engine room below a driver's workplace, an internal combustion engine is arranged and extending through the counterweight, an air passage for the cooling air flow of a cooler designed as a cooler of the internal combustion engine.
  • the arrangement of the liquid cooler vertically behind the internal combustion engine and thus in a sandwich arrangement between the internal combustion engine and the counterweight further causes the air inlet for the cooling air flow in a low region of the counterbalance forklift and thus close to the ground, whereby dust-laden air is sucked to cool the liquid cooling device ,
  • the present invention has for its object to provide a generic counterbalance forklift available that can be provided without changes to the counterweight with a high cooling capacity of the liquid cooling device and has a simplified maintenance and cleaning of the liquid cooling device.
  • the installation space of the liquid cooling device and the installation space of the internal combustion engine in the vehicle longitudinal direction at least partially overlap and thus at least partially overlap the installation spaces of the liquid cooling device and the internal combustion engine in the vehicle longitudinal direction.
  • This arrangement of the liquid cooling device in front of the counterweight makes it possible to form a cooling air channel for the liquid cooling device, which manages without an air channel in the counterweight.
  • the counterweight is thus no air duct required by the inventive arrangement of the liquid cooling device, so that the counterweight without perforations and thus can be performed with a high mass and as a pure counterweight in the function as Balance weight at the rear of the vehicle is used.
  • the arrangement of the liquid cooling device at least partially above the internal combustion engine and behind the driver's workplace also makes it possible to provide a large cooling air channel and to enlarge the liquid cooling device, whereby a sufficiently high cooling capacity for an internal combustion engine, which is designed to comply with more stringent exhaust gas regulations are achieved can.
  • the inventive arrangement of the liquid cooling device at least partially above the internal combustion engine and before the counterweight provides improved accessibility of Liquid cooling device, so that the maintenance and cleaning of the liquid cooling device can be simplified and improved.
  • the liquid cooling device is disposed lying between the driver's workplace and the counterweight.
  • a horizontal arrangement of the liquid cooling device in which the liquid cooling device is arranged substantially horizontally or slightly inclined to the horizontal, a low overall height of the liquid cooling device can be achieved, whereby the view of an operator located in the driver's workstation on the rear of the vehicle by the liquid cooling arrangement according to the invention does not affect becomes.
  • the fan device comprises an electric or hydrostatic fan drive.
  • a fan wheel of the fan device can be driven in a simple manner via an electric or hydraulic fan drive with a corresponding electric motor or hydraulic motor.
  • the speed of the fan wheel can be set independently of the speed of the engine, whereby the cooling capacity and the drive power for the fan device to simple Can be adapted to the operating conditions of the counterbalance forklift.
  • the fan device and the fan drive are arranged on the underside of the liquid cooling device facing the internal combustion engine.
  • the fan device with the fan drive is thus located on the lower side of the unit space facing a horizontally disposed liquid cooling device, whereby a protected installation of the fan device with the fan drive can be achieved.
  • the fan device with the fan drive with respect to the liquid cooling device is removable, in particular hinged, arranged.
  • the fan device with the fan drive of the liquid cooling device can be easily removed, for example, folded, which can be achieved in a quick way good accessibility provided with the fan device and the fan drive side, in particular the top of the liquid cooling device for cleaning the radiator fins.
  • the cleaning of the liquid cooling device can thus be simplified.
  • the fan device and the fan drive are removable, in particular hinged, arranged on the liquid cooling device. Folding the fan device with the fan drive from the liquid cooling device can be achieved with a hinged arrangement of the fan device and the fan drive to the liquid cooling device in a simple manner.
  • the gap between the internal combustion engine and the liquid cooling device can be increased by a hinged horizontally arranged liquid cooling device by folding out or up the liquid cooling device, so that a maintenance opening can be achieved which provides accessibility to the internal combustion engine and the rear region of the internal combustion engine
  • Additional units allows, for example, an alternator or a V-belt.
  • the maintenance and repair of the internal combustion engine, such as an exchange of the V-belt or the alternator, can also be simplified.
  • the liquid cooling device is preferably arranged hingedly on the region facing the counterweight about a pivot axis. By folding up the liquid cooling device in this case the gap can be increased to the engine to achieve easy access to the engine for maintenance and repair purposes.
  • the area between the driving workplace and the counterweight above the liquid cooling device is designed as an air outlet for the cooling air flow to a removable, in particular hinged, hood.
  • the liquid cooling device is thus arranged under a cover forming an air outlet. In this way, a protected installation of the liquid cooling device can be achieved.
  • the hood on the counterweight facing region is arranged foldable about a pivot axis.
  • Hood can thus be achieved easy accessibility to the liquid cooling device and good accessibility to the internal combustion engine and the rear-side region of the internal combustion engine for cleaning and maintenance purposes.
  • the fan device is arranged with the fan drive in the hood.
  • a structural separation of the liquid cooler device and the fan device can be achieved.
  • This separation of the fan device from the liquid cooler device makes it possible to select the size, in particular the diameter, of the fan device independently of the cross-sectional area of the liquid cooler device in order to be able to install an enlarged fan device.
  • the installation and the arrangement of the liquid cooling device in the unit space can be designed more freely in order to achieve a space-saving installation of the liquid cooling device in the counterweight forklift.
  • a further advantage of the separate arrangement of the liquid cooling device and the separate installation of the fan device with the fan drive in the hood is that in a fan of the fan device with a large width of the fan blades, which cover and cover almost the entire cross-sectional area of the liquid cooling device through the Arrangement of the fan device separate from the liquid cooling device in a removable hood, the cleaning of the liquid cooling device, in particular on the top of the fan device facing top, can be easily made possible.
  • an air intake opening for the cooling air flow is preferably formed directly below a front side of the driver's workstation facing a mast.
  • the arrangement of an air intake directly below the driver's workplace and thus between the driver's workplace and a drive axle results in a high position of the air intake above a front drive axle.
  • This arrangement of the air intake allows in a simple way that low-dust air into the cooling air passage for the flow through the unit space and the Liquid chiller is sucked, while still avoiding that is sucked up by the drive wheels dust raised.
  • This cooling air guide With this cooling air guide, a low radiator contamination can be achieved by sucked dust, whereby a long service life of the liquid cooling device between cleaning intervals can be achieved.
  • a high position of an air intake opening above the road surface can also be achieved if, according to an embodiment of the invention, an air intake opening for the cooling air flow is formed laterally next to the driver's workplace on at least one vehicle side. With such a positioning of one or more air intake openings, a high position of the air intake in a low-dust area can also be achieved in order to achieve a long service life of the liquid cooler device between cleaning intervals.
  • the air intake opening in a side wall portion of a Tritttrenausappelung in particular the Tritttrenaus Principleung the highest tread, arranged.
  • an entry or exit to the driver's workplace is usually formed on one side of the vehicle with one or more treads and Tritttrenausappelisme.
  • an air intake opening may be formed on the upper side of the vehicle body laterally next to the driver's workplace.
  • a high intake position of the cooling air in a low-dust area with low construction costs can preferably be achieved on the vehicle side opposite the entry side.
  • further components of the drive system are arranged below the air intake opening, for example a hydraulic tank for the pressure medium of the working hydraulics of the counterbalance forklift, cooling of the hydraulic tank can continue to be achieved via the cooling air sucked in at this air intake opening.
  • an inventive counterbalance forklift 1 which has a vehicle body 2 formed by a vehicle frame and trim elements.
  • a mast 3 is arranged on which a non-illustrated load-receiving means, such as a fork, is arranged liftable and lowered.
  • a counterweight 4 is disposed on the vehicle body 2.
  • a driver's seat 7 is placed, which is formed in the present embodiment of a driver's roof or a driver's cab.
  • the in the FIG. 1 illustrated left side of the vehicle is designed as an entry or exit side, including several Tritttrenaus Principle traditions 8a, 8b, 8c with treads 9a, 9b, 9c are arranged on the left side of the vehicle.
  • a unit space is formed below the driver's workplace 7, in which an internal combustion engine drive system of the forklift 1 is arranged.
  • the drive system includes - as in the FIG. 3 is more apparent - a preferably arranged in the vehicle longitudinal direction internal combustion engine 10, which communicates with a transmission 11 in driving connection.
  • the gear 11 is used to drive the forklift 1 and to supply a working hydraulics, which usually includes a lifting drive for lifting and lowering the lifting device, a tilt drive for the mast 3 and one or more additional consumers, such as a side gate or a Zinkenverstell réelle the lifting device.
  • a hydraulic steering device for the steered wheels 6 can be supplied by the working hydraulics.
  • the transmission is as formed hydrostatic drive system comprising a drive pump and at least one hydraulic motor as a hydrostatic drive and at least one hydraulic pump for the working hydraulics.
  • a drive pump and at least one hydraulic motor as a hydrostatic drive and at least one hydraulic pump for the working hydraulics.
  • an electric transmission or a mechanical transmission or a hydromechanical converter transmission can be used as travel drive.
  • a box-shaped and thus rectangular liquid cooling device 15 is provided, which is arranged according to the invention at least partially above the internal combustion engine 10 and arranged in the vehicle longitudinal direction between the driver's workplace 7 and the counterweight 4.
  • the liquid cooling device 15 is lying and arranged substantially horizontally between a rear wall 7a of the driver's workplace 7 and a front wall 4a of the counterweight 4.
  • the arrangement of the liquid cooling device 15 according to the invention is such that the installation space of the liquid cooling device 15 in the vehicle longitudinal direction is at least partially superimposed on the installation space of the internal combustion engine 10 in the vehicle longitudinal direction.
  • the liquid cooling device 15 consists of a liquid cooler for the internal combustion engine 3 and may comprise further liquid coolers for the transmission, for example an oil cooler of the working hydraulics and / or an oil cooler for the traction drive.
  • the liquid coolers are in this case designed as a liquid-air heat exchanger.
  • the liquid cooling device 15 is arranged below a bonnet 16 formed as a bonnet, which is provided at the top with a grid and an air outlet A for a liquid cooling device 15 flows through the cooling air flow.
  • the air intake openings of the cooling air flow are arranged in an upper area to achieve a high intake position of low-dust laden air.
  • - as in FIG. 1 is shown - laterally next to and immediately below the driver's workplace 7 at least one side of the vehicle formed an air intake.
  • On the left side of the vehicle is arranged laterally adjacent to the driver's workplace 7 air intake opening L1 formed in the region of the uppermost tread 9c, and formed by a grid G1 on the inner side wall portion of the uppermost Tritttrenaus strictly supraung 8c.
  • a further air intake opening L2 is arranged on the right side of the vehicle laterally next to the driver's workplace 7, which - as in the FIG. 2 is formed by a grid G2 at the top of the vehicle body 2 is formed.
  • a hydraulic tank for the pressure medium of the traction drive and / or the working hydraulics in the vehicle body 2 is arranged below the grid G2.
  • the aggregate space below the driver's workplace 7 forms - as in the FIG. 4 is clarified, in which the cooling air flow is illustrated by arrows - a component of a cooling air passage extending from the air intake openings L1, L2, L3 to the arranged at the top of the hood 16 air outlet A.
  • the aggregate space facing front wall 4a of the counterweight 4 is closed in the forklift invention, so that the counterweight 4 forms no part of the cooling air duct and can be designed as a solid counterweight without the counterweight 4 penetrating openings.
  • the cooling air duct is in the FIGS. 1 and 4 illustrated by corresponding arrows.
  • a fan device 20 is arranged, with which a cooling air flow is generated for the flow through the cooling air channel and the liquid cooling device 15.
  • the fan device 20 consists of a fan wheel which is driven by a fan drive, preferably a hydrostatic fan drive 21.
  • the hydrostatic fan drive 21 is formed for example by a hydraulic motor, which is supplied by the hydraulic pump of the working hydraulics with pressure medium.
  • the fan device 20 and the fan drive 21 on the side facing away from the engine 10 top of the horizontally disposed liquid cooling device 15 is arranged.
  • the fan device 20 with the fan drive 21 is mounted directly on top of the liquid cooling device 15, wherein the fan drive 21 is arranged above the fan device 20.
  • the hood 16 is not shown. By opening the hood 16, the fan drive 21 located above and outside can thus be maintained in a simple manner.
  • the fan device 20 and the fan drive 21 are easily disassembled together with a protective grille 25 and thus detachable or hinged about a hinged axis at the top of the liquid cooling device 15 to achieve a cleaning of the top of the liquid cooling device 15.
  • a hinge arrangement can be provided with which a simply constructed hinged arrangement of the fan device 20 and the fan drive 21 can be achieved.
  • the liquid cooling device 15 of the Figures 5 and 6 is arranged on a counterweight 4 facing region about a pivot axis 30 hinged.
  • the liquid cooling device 15 can by folding or pivoting about the pivot axis 30 of a in the FIG. 5 shown operating position in which the liquid cooler assembly 15 is lying or slightly inclined to the horizontal, in a in the FIG. 6 shown maintenance position are folded up.
  • the gap between the liquid cooling device 15 and the rear wall 7a of the driver's workplace 7 can be increased. In this way, accessibility to the underside of the liquid cooling device 15 is achieved in the folded-up maintenance position of the liquid cooling device 15, which allows easy cleaning of the underside of the liquid cooling device 15.
  • the liquid cooling device 15 is provided on the left and right side of the vehicle with cooler side boxes 15a, 15b, on which the inlet and outlet ports of the liquid cooling device 15 are arranged.
  • the arrangement of the inlet and outlet connections and the liquid lines connected thereto on the two sides of the vehicle allows improved accessibility to the internal combustion engine 10 over the gap resulting from the folding up of the liquid cooling device 15 in the maintenance position and further enables a favorable guidance of the liquid lines.
  • FIG. 7 an alternative embodiment is shown, in which the fan device 20 and the fan drive 21 are arranged on the lower side of the combustion engine 10 facing the lying or slightly inclined liquid cooling device 15.
  • the provided with the air outlet A hood according to the embodiments of the FIGS. 1 to 7 can be arranged to be detachable or hinged, preferably about an arranged in the rear region and thus in the region of the counterweight 4 pivot axis.
  • FIGS. 8 to 12 a third embodiment of the invention is shown, in which the fan device 20 are arranged with the fan drive 21 separate from the liquid cooling device 15 and in which the air outlet A forming hood 16 are installed.
  • the fan device 20 with the fan drive 21 is in this case arranged on the underside of the hood 16.
  • the protective grid 25 is also arranged on the hood 16.
  • the fan drive 21 is in this case arranged on the underside of the fan device 20 and thus facing the liquid cooling device 15.
  • the hood 15 with the built-fan device 20 and fan drive 21 to a arranged in the rear area pivot axis 40 of the in the FIG. 9 shown operating position upwards - as in the FIG. 10 is clarified - foldable in a maintenance position.
  • the available installation space before the counterweight 4 can be optimally utilized by the liquid cooling device 15 and a liquid cooling device 15 are installed with a large cross-sectional area.
  • the fan drive 21 can be maintained easily.
  • the hood 16 upwards good access to the liquid cooling device 15 can be achieved, whereby the liquid cooling device 15 can be easily cleaned.
  • the installation of the fan device 20 and the fan drive 21 in the hood 16 the cleaning of the liquid cooling device 15 can be simplified become.
  • the inventive arrangement of the liquid cooling device 15 and the at least partial superimposition of the installation spaces of the liquid cooling device 15 and the internal combustion engine 10 in the vehicle longitudinal direction it is possible to provide the required cooling capacity for an emission and exhaust gas-optimized internal combustion engine 10.
  • the arrangement of the fan device 20 and the fan drive 21 at the top of the horizontally disposed liquid cooling device 15 according to the FIGS. 3 to 6 and the FIGS. 8 to 12 allows easy maintenance of the fan drive 21.
  • a hinged arrangement of the fan device 20 and the fan drive 21 on the liquid cooling device 15 FIG. FIGS. 3 to 6
  • an installation of the fan device 20 and the fan drive 21 in the upwardly hinged hood 16 FIG. FIGS.
  • the top of the liquid cooling device 15 can be easily cleaned.
  • the frontklappbare arrangement of the liquid cooling device 15 allows a simple and quick way to clean the bottom of the liquid cooling device 15.
  • the simple operation of the internal combustion engine 10 and access to the arranged at the rear end portion of the engine 10 additional units 35 is achieved by the fold-out arrangement of the liquid cooling device ,

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  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Forklifts And Lifting Vehicles (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)

Claims (18)

  1. Chariot élévateur à fourche avec contrepoids (1) avec une carrosserie de véhicule (2) et un contrepoids (4) disposé au niveau de l'extrémité de côté arrière de la carrosserie de véhicule (2), un système d'entraînement entraîné par un moteur à combustion étant disposé à l'intérieur de la carrosserie de véhicule (2) dans un espace de groupe, ledit système comprenant un moteur à combustion interne (10) et une boîte de vitesses (11) entraînée par le moteur à combustion interne (10), un dispositif de refroidissement à liquide (15) étant prévu pour refroidir le système d'entraînement, le dispositif de refroidissement à liquide (15) étant disposé au moins en partie au-dessus du moteur à combustion interne (10) dans la direction longitudinale du véhicule, entre le poste de travail du conducteur (7) et le contrepoids (4), caractérisé en ce que le dispositif de refroidissement à liquide (15) se trouve devant le contrepoids (4) et qu'un canal d'air de refroidissement du dispositif de refroidissement à liquide (15) est réalisé sans canal d'air dans le contrepoids (4).
  2. Chariot élévateur à fourche avec contrepoids selon la revendication 1, caractérisé en ce que le dispositif de refroidissement à liquide (15) est disposé à plat entre le poste de travail du conducteur (7) et le contrepoids (4).
  3. Chariot élévateur à fourche avec contrepoids selon la revendication 1 ou 2, caractérisé en ce que le dispositif de refroidissement à liquide (15) comprend un refroidisseur de liquide du moteur à combustion interne (10) et/ou un refroidisseur de liquide de la boîte de vitesses (11) et/ou un refroidisseur de liquide d'un système hydraulique de travail.
  4. Chariot élévateur à fourche avec contrepoids selon l'une quelconque des revendications 1 à 3, caractérisé en ce qu'un dispositif de ventilateur (20) est prévu pour produire un courant d'air de refroidissement du dispositif de refroidissement à liquide (15).
  5. Chariot élévateur à fourche avec contrepoids selon la revendication 4, caractérisé en ce que le dispositif de ventilateur (20) comprend un entraînement de ventilateur (21) électrique ou hydrostatique.
  6. Chariot élévateur à fourche avec contrepoids selon l'une quelconque des revendications 1 à 5, caractérisé en ce que le dispositif de ventilateur (20) et l'entraînement de ventilateur (21) sont disposés au niveau du côté inférieur, orienté vers le moteur à combustion interne (10), du dispositif de refroidissement à liquide (15).
  7. Chariot élévateur à fourche avec contrepoids selon l'une quelconque des revendications 1 à 6, caractérisé en ce que le dispositif de ventilateur (20) et l'entraînement de ventilateur (21) sont disposés au niveau du côté supérieur, opposé au moteur à combustion interne (10), du dispositif de refroidissement à liquide (20).
  8. Chariot élévateur à fourche avec contrepoids selon l'une quelconque des revendications 1 à 7, caractérisé en ce que le dispositif de ventilateur (20) et l'entraînement de ventilateur (21) sont disposés de façon à pouvoir être démontés, notamment rabattus, par rapport au dispositif de refroidissement à liquide (15).
  9. Chariot élévateur à fourche avec contrepoids selon l'une quelconque des revendications 1 à 8, caractérisé en ce que le dispositif de ventilateur (20) et l'entraînement de ventilateur (21) sont disposés de façon à pouvoir être démontés, notamment rabattus, au niveau du dispositif de refroidissement à liquide (15).
  10. Chariot élévateur à fourche avec contrepoids selon l'une quelconque des revendications 1 à 9, caractérisé en ce que le dispositif de refroidissement à liquide (15) est disposé de façon à pouvoir être démonté, notamment rabattu, au niveau de la carrosserie de véhicule (2) ou du contrepoids (4).
  11. Chariot élévateur à fourche avec contrepoids selon la revendication 10, caractérisé en ce que le dispositif de refroidissement à liquide (15) est disposé de façon à pouvoir être rabattu au niveau de la zone, orientée vers le contrepoids (4), autour d'un axe de pivotement (30).
  12. Chariot élévateur à fourche avec contrepoids selon l'une quelconque des revendications 1 à 11, caractérisé en ce que la zone située entre le poste de travail de conduite (7) et le contrepoids (4) est réalisée, au-dessus du dispositif de refroidissement à liquide (15), sous la forme d'un échappement d'air (A) pour le courant d'air de refroidissement au niveau d'un capot (16) amovible, notamment rabattable.
  13. Chariot élévateur à fourche avec contrepoids selon la revendication 12, caractérisé en ce que le capot (16) est disposé de façon à pouvoir être rabattu autour d'un axe de pivotement (35), au niveau de la zone orientée vers le contrepoids (4).
  14. Chariot élévateur à fourche avec contrepoids selon la revendication 12 ou 13, caractérisé en ce que le dispositif de ventilateur (20) et l'entraînement de ventilateur (21) sont disposés dans le capot (16).
  15. Chariot élévateur à fourche avec contrepoids selon l'une quelconque des revendications 1 à 14, caractérisé en ce qu'une ouverture d'aspiration d'air (L3) prévue pour le courant d'air de refroidissement est réalisée directement en dessous d'un côté avant, orienté vers un châssis de levage (3), du poste de travail du conducteur (7).
  16. Chariot élévateur à fourche avec contrepoids selon l'une quelconque des revendications 1 à 15, caractérisé en ce qu'une ouverture d'aspiration d'air (L1 ; L2) est réalisée, pour le courant d'air de refroidissement, en côté, à côté du poste de travail du conducteur (7), contre un côté de véhicule au moins.
  17. Chariot élévateur à fourche avec contrepoids selon la revendication 16, caractérisé en ce que l'ouverture d'aspiration d'air (L1) est disposée dans une section de paroi latérale d'un évidement de marche (9a ; 9b ; 9c), notamment de l'évidement de marche (9c) supérieur.
  18. Chariot élévateur à fourche avec contrepoids selon la revendication 16, caractérisé en ce que l'ouverture d'aspiration d'air (L2) est réalisée au niveau du côté supérieur de la carrosserie de véhicule (2), en côté, à côté du poste de travail du conducteur (7).
EP11183401.6A 2010-10-19 2011-09-30 Chariot élévateur à fourche avec contrepoids et dispositif de refroidissement à liquide Active EP2444359B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE201010048889 DE102010048889A1 (de) 2010-10-19 2010-10-19 Gegengewichtsgabelstapler

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EP2444359A1 EP2444359A1 (fr) 2012-04-25
EP2444359B1 true EP2444359B1 (fr) 2016-01-06

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013110261A1 (de) 2013-09-18 2015-03-19 Linde Material Handling Gmbh Kühlervorrichtung für eine mobile Arbeitsmaschine, insbesondere Flurförderzeug
CN103523712B (zh) * 2013-10-14 2016-07-06 安徽合力股份有限公司 内燃叉车散热器

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Publication number Priority date Publication date Assignee Title
US2256314A (en) * 1939-04-14 1941-09-16 Clark Equipment Co Industrial truck
US2381729A (en) 1943-07-30 1945-08-07 Clark Equipment Co Industrial truck
JPS58101824A (ja) * 1981-12-10 1983-06-17 Nissan Motor Co Ltd 産業車両のラジエ−タ冷却装置
JPH0195567U (fr) * 1987-12-15 1989-06-23
DE19707018C1 (de) 1997-02-21 1998-07-30 Still Gmbh Gabelstapler

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DE102010048889A1 (de) 2012-04-19

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