WO2021083706A1 - Élément de régulation de l'air pour un véhicule automobile - Google Patents

Élément de régulation de l'air pour un véhicule automobile Download PDF

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Publication number
WO2021083706A1
WO2021083706A1 PCT/EP2020/079385 EP2020079385W WO2021083706A1 WO 2021083706 A1 WO2021083706 A1 WO 2021083706A1 EP 2020079385 W EP2020079385 W EP 2020079385W WO 2021083706 A1 WO2021083706 A1 WO 2021083706A1
Authority
WO
WIPO (PCT)
Prior art keywords
sensor
motor vehicle
angled
air guiding
air
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.)
Ceased
Application number
PCT/EP2020/079385
Other languages
German (de)
English (en)
Inventor
Andreas Schmitz
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.)
MAN Truck and Bus SE
Original Assignee
MAN Truck and Bus SE
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.)
Filing date
Publication date
Application filed by MAN Truck and Bus SE filed Critical MAN Truck and Bus SE
Publication of WO2021083706A1 publication Critical patent/WO2021083706A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D35/00—Vehicle bodies characterised by streamlining
    • B62D35/001—For commercial vehicles or tractor-trailer combinations, e.g. caravans
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D37/00—Stabilising vehicle bodies without controlling suspension arrangements
    • B62D37/02—Stabilising vehicle bodies without controlling suspension arrangements by aerodynamic means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
    • Y02T10/82—Elements for improving aerodynamics

Definitions

  • the invention relates to an air guiding element, preferably a roof spoiler, for a motor vehicle.
  • Truck cabs can be equipped with air guiding elements, e.g. B. roof spoilers to reduce the drag coefficient, which should reduce the directly illuminated area of the loading structure or the trailer.
  • the height of the loading structure or the semi-trailer may vary with changing loading structures (containers, swap bodies, etc.) or with changing semi-trailers.
  • the roof spoiler can be adjustable in height. This can be done manually or automatically. In both cases it is necessary to check whether the roof spoiler is correctly adjusted. This can be done optically by the driver, for example, who assesses the correctness of the setting from a greater distance.
  • DE 10 2012 023 577 A1 discloses a utility vehicle with a roof spoiler on a driver's cab.
  • An angle of incidence of the roof spoiler can be set with respect to the roof in order to shield a superstructure or semitrailer projecting higher than the driver's cab using at least one sensor and at least one adjusting device.
  • the sensor is attached in the roof spoiler area in such a way that it emits a sensor signal in the event of a change in the angle of attack that can be predetermined by means of the adjusting device in order to determine an optimal angle of attack of the roof spoiler.
  • EP 2 792 579 A1 discloses a device for adjusting the orientation of an aerodynamic attachment to a cabin of a towing vehicle as a function of a difference in aerodynamic size between the cabin and a trailer connected to the respective cabin.
  • US 2008/0197985 A1 discloses a device with a sensor which is mounted on an air baffle on the roof of the driver's cab.
  • the sensor is arranged to detect the maximum height of the load behind the cabin during the vertical movement of the rear end of the air baffle and to send signals indicative of the maximum height to a display in the cabin.
  • the invention is based on the object of creating an alternative and / or improved air guiding element.
  • an air guiding element preferably a roof spoiler, for a motor vehicle (for example a utility vehicle, preferably a truck) is disclosed.
  • the air guiding element has an air guiding body which has a rear edge section angled towards the inside of the air guiding body.
  • the air guiding element has a sensor which is carried on the inside of the air guiding body and is arranged set back with respect to the angled rear edge section.
  • the formation of the angled rear edge section and the set-back arrangement of the sensor with respect to this angled rear edge section can enable an easily accessible and at the same time protected arrangement of the sensor on the inside of the air guiding element.
  • the latter According to the arrangements of the sensor on the roof spoiler known from the prior art, the latter can namely be exposed to the effects of the weather and its functionality can be impaired due to sun glare.
  • the “rear” used herein in “rear edge section” can preferably relate to a desired mounting orientation of the air guiding element or to a forward direction of travel of the motor vehicle.
  • the sensor can preferably be arranged in a rear section of the air guiding element.
  • the senor is set back with respect to the angled rear edge section in such a way that the angled rear edge section shades the sensor and / or protects the sensor from the effects of the weather.
  • the shading of the sensor can improve a detection quality of the sensor. Protection against the effects of the weather can extend the service life of the sensor and improve the detection quality of the sensor.
  • the angled trailing edge portion extends along an entire trailing end of the air deflector.
  • the rear edge section can, for example, also stiffen the air guiding element.
  • the angled trailing edge section is angled in an angular range between 20 ° and 135 °, preferably between 30 ° and 100 °.
  • the angled trailing edge section is angled with respect to an adjoining main body section of the air guide body.
  • the angled rear edge section has a width in a range between 1800 mm and 2600 mm and / or a length in a range between 5 mm and 100 mm.
  • the sensor can expediently be arranged below the main body section, sometimes preferably in an area close to the rear edge section.
  • the inside of the air guide body is bent along a longitudinal extension and / or a transverse extension of the air guide body.
  • the inside can have a planar fastening surface to which the sensor is fastened (for example indirectly or directly). This can allow easy attachment and alignment of the sensor.
  • planar fastening surface is embossed into the inside, preferably an inner shell of the air guide body.
  • the planar fastening surface can be molded in, for example, directly when the air-guiding body is being formed, preferably an inner shell of the air-guiding body.
  • the senor is fastened to the planar fastening surface by means of a holder, preferably a holding bracket or a holding plate.
  • the planar fastening surface is cuboid, preferably with a size of at least 30 mm (length) x at least 30 mm (width), particularly preferably of at least 50 mm x at least 50 mm (e.g. 50 mm x 100 mm) .
  • the air guide body has an outer shell and an inner shell attached to it.
  • the outer shell can have the angled trailing edge portion.
  • the sensor can be carried on the inner shell.
  • the senor is arranged at least partially in a free space (e.g. protected by the outer shell and the rear edge section) between the inner shell and the angled rear edge section. It is possible that the inner shell is arranged set back with respect to the angled rear edge portion.
  • the outer shell is designed as an SMC component (sheet molding compound component) and / or the inner shell is designed as an SMC component.
  • outer shell and the inner shell may be glued to one another and / or for the inner shell to have stiffening structures for stiffening the air guiding element.
  • the senor is designed to detect the surroundings of the air guide body.
  • the sensor is aligned such that it detects an area extending beyond the rear edge section.
  • the senor is designed as a camera device or a distance sensor.
  • a motor vehicle preferably a utility vehicle (for example a truck, preferably with a loading structure or a semi-trailer) is disclosed.
  • the motor vehicle has an air guiding element as disclosed herein.
  • the air guiding element is designed as a preferably adjustable roof spoiler and / or is arranged on a roof of the motor vehicle.
  • the motor vehicle also has an adjusting device which connects the air guide element (e.g. manually, pneumatically, hydraulically or electrically) to the motor vehicle in an adjustable, preferably pivotable and / or height-adjustable manner.
  • the air guide element e.g. manually, pneumatically, hydraulically or electrically
  • the adjustment device is designed to adjust the air guide element automatically based on an output from the sensor (for example using a control unit with a microprocessor and memory).
  • the motor vehicle can also have a user interface via which an output of the sensor can be output (e.g. can be displayed) and a user input for actuating the adjustment device can be entered.
  • the senor is for detecting (for example a maximum height) a front upper edge of a loading structure of the motor vehicle or a front edge Aligned upper edge of a semi-trailer of the motor vehicle. This makes it possible for the adjustment of the air guiding element to be adaptable to the front upper edge of the loading structure or the front upper edge of the semi-trailer.
  • the senor can be oriented to detect a, preferably height-adjustable, saddle plate of the motor vehicle. This makes it possible for the coupling and / or uncoupling of a semitrailer to be monitored by means of the sensor.
  • Figure 1 shows a roof of a truck with a roof spoiler
  • FIG. 2 shows a rear detail of a sectional view along a line A-A in FIG. 1;
  • FIG. 3 shows a roof of a further truck with a roof spoiler
  • FIG. 4 shows a rear detail of a sectional view along a line B-B in FIG. 3;
  • FIG. 5 is a schematic side view of an articulated lorry
  • FIG. 6 shows a schematic side view of a truck with a loading structure.
  • Figures 1 and 2 and Figures 3 and 4 show two examples of a roof 10 of a motor vehicle.
  • the motor vehicle is preferably designed as a truck. The following explanations relate to both examples.
  • the motor vehicle has an air guide element 12.
  • the air guiding element 12 is preferably designed as a roof spoiler which is arranged on the roof 10.
  • the air guide element 12 can be adjustably connected to the roof 10, in particular adjustable in height and / or pivotable, in order to preferably be adapted to different high semitrailers or loading superstructures of the truck. It is also possible that the air guiding element 12 has an opening for a roof hatch of the motor vehicle, see e.g. B. Figures 1 and 2.
  • the air guide element 12 has an air guide body 14 and a sensor 16.
  • the sensor 16 is carried on an inside of the air guide body 14.
  • the air guide body 14 can preferably have an outer shell 14A and an inner shell 14B.
  • the outer shell 14A can be directed towards the surroundings of the motor vehicle, in particular upwards.
  • the inner shell 14B can be directed towards the roof 10, in particular downwards.
  • the outer shell 14A and the inner shell 14B can be designed as SMC components (sheet molding compound components), that is to say preferably from a compressed fiber-plastic composite with reactive resins.
  • the outer shell 14A and the inner shell 14B are, for example, glued to one another.
  • the double-shell structure of the air guide body 14 can be advantageous for reasons of strength and rigidity.
  • the inner shell 14B may have stiffening structures, e.g. B. ribs and / or beads with which the outer shell 14A and thus the air guide body 14 can be stiffened. In this way, a lower weight can also be achieved than with a comparably rigid single-shell structure.
  • the air guide body 14 it is also possible for the air guide body 14 to be constructed as a single shell,
  • the air guide body 14, preferably the outer shell 14A, has a main body section 18 and a rear edge section 20.
  • the main body portion 18 can be essentially flat and curved.
  • the trailing edge portion 20 is adjacent to the main body portion 18.
  • the rear edge section 20 forms a rear end of the air guiding body 14.
  • the trailing edge portion 20 is angled toward the main body portion 18.
  • the rear edge section 20 is angled towards the inside of the air guide body 14 or inward.
  • An interior angle enclosed between the main body portion 18 and the trailing edge portion 20 can be between 70 ° and 150 °, for example.
  • the interior angle between the main body section 18 and the rear edge section 20 is around 90 °, for example.
  • the interior angle between the main body section 18 and the rear edge section 20 is around 135 °, for example.
  • the trailing edge section 20 can extend along an entire trailing edge of the air guiding body 14 or only extend in sections along a rear edge of the air guiding body 14.
  • the rear edge section 20 can expediently have a width between 1800 mm and 2600 mm.
  • the rear edge section 20 can preferably have a length in a range between 5 mm and 100 mm, preferably up to 70 mm.
  • the inner shell 14B is set back with respect to the angled trailing edge portion 20, i.e., forward with respect to a forward direction of travel of the motor vehicle.
  • the sensor 16 is arranged set back with respect to the trailing edge portion 20, i.e. offset forward with respect to a forward direction of travel of the motor vehicle. In other words, the sensor 16 is not aligned flush with the trailing edge section 20, nor does it extend beyond the trailing edge section 20.
  • This set-back arrangement can offer the advantage that the rear edge section 20 shades the sensor 16 and thus ensures uniform lighting conditions at the sensor 16.
  • the rear edge section 20 can thus also protect the sensor 16 from the effects of the weather.
  • the trailing edge section 20 can cover the sensor 16 in a protective manner.
  • the sensor 16 is preferably arranged at least partially in a free space between the rear edge section 20 and a rear end of the inner shell 14A.
  • the free space offers installation space for the arrangement of the sensor 16.
  • the free space also offers a protected receptacle for the sensor 16 through the rear edge section 20.
  • the air guide body 14 and thus the outer shell 14A and the inner shell 14B can be aerodynamically curved, e.g. B. in a transverse direction of the motor vehicle / along a longitudinal extension of the air guide body 14.
  • a planar (flat) fastening surface 22 for the sensor 16 can be arranged on the inside of the air guide body 14.
  • the inner shell 14B expediently has the planar fastening surface 22 for the sensor 16.
  • the planar mounting surface 22 is disposed in a curved portion of the inner shell 14B, e.g. B. centrally with respect to a longitudinal extension of the air guide body 14.
  • the planar Fastening surface 22 enables simple and flat fastening of the sensor 16 and a simple alignment of the sensor 16.
  • the planar fastening surface 22 can, for example, be embossed in the inner shell 14B or molded in directly when the inner shell 14B is formed.
  • the mounting surface is preferably cuboid, for. B. with a size of at least 30 mm x at least 30 mm, preferably of at least 50 mm x at least 50 mm, particularly preferably 50 mm x 100 mm.
  • the sensor 16 can be fastened directly to the fastening surface 22, for example. However, it is also possible for a holder 24 to fasten the sensor 16 to the fastening surface 22.
  • the holder 24 can be designed, for example, in the form of a holding bracket or a holding plate.
  • the sensor 16 is preferably designed and aligned in such a way that an output of the sensor 16 can be used to adjust the air guide body 14.
  • the sensor 16 is preferably designed to detect a surrounding area beyond the rear edge section 20, as is explained by way of example with reference to the following applications.
  • FIGS 5 and 6 show different applications for the air guide element 12 equipped with the sensor 16.
  • the air guide element 12 is designed as an adjustable roof spoiler.
  • the air guiding element 12 is arranged on a roof of a driver's cab of a motor vehicle 26.
  • the motor vehicle 26 is designed in each case as a truck.
  • the motor vehicle 26 has an adjusting device 28.
  • the air guiding element 12 can be adjusted automatically, for. B. electric, pneumatic or hydraulic.
  • a height of the air guiding element 12 can be adjusted by means of the adjusting device 28.
  • the air guide element 12 can be pivotably connected to the roof of the motor vehicle 26.
  • the motor vehicle 26 can have a user interface 30 for outputting information to a driver of the motor vehicle 26 and / or for manually entering commands.
  • the user interface 30 can output information, for example visually, acoustically and / or haptically.
  • the user interface 30 expediently has at least one display unit and one operating unit which, for example, can also be implemented as a touch-sensitive screen integrated with one another. It is possible that the adjustment device 28 can be actuated by means of the user interface 30.
  • FIG. 5 shows an embodiment in which the motor vehicle 26 is designed as a tractor unit.
  • the motor vehicle 26 has a fifth wheel plate 32.
  • a guide pin (“king pin”) 34 of a semi-trailer 36 can be coupled to the fifth wheel plate 32.
  • the fifth wheel plate 32 is adjustable in height, as indicated by the dashed outline 32 ', in order to be able to couple semitrailers 36 with different parking heights (e.g. 1000 mm for volume trailers and 1200 mm for standard trailers).
  • the adjustment can take place, for example, manually, pneumatically, electrically or hydraulically, e.g. B. by means of the user interface 30.
  • a height adjustment of the fifth wheel 32 can also be possible by means of an air-sprung rear axle.
  • the senor 16 is designed as a camera device.
  • the surroundings detected by the sensor 16, which go beyond the rear edge section 20 (see FIGS. 1 to 4), can be displayed by means of the user interface 30.
  • the sensor 26 can be aligned in such a way that a front upper edge of the semi-trailer 36 and the fifth wheel plate 32 are detected.
  • the driver of the motor vehicle 26 can use the displayed camera image twice.
  • the camera image can support him during the coupling process.
  • the driver can observe the orientation of the semi-trailer 36 during coupling.
  • the driver can easily check whether the fifth wheel plate 32 is set in the correct height position for the semi-trailer 36.
  • the driver can actuate the adjustment device 28 by means of the user interface 30 in order to adjust the height setting of the air guiding element 12 with respect to a height position of the front upper edge of the semitrailer.
  • the senor 16 it is possible for the sensor 16 to be aligned only to detect the front upper edge of the semi-trailer 36 or only to detect the fifth wheel plate 32. It is also possible that the sensor 16 is not designed as a camera device, but z. B. as a distance sensor. It is also possible for the adjustment device 28 to be actuated automatically based on an output of the sensor 16 in order to carry out an automatic adjustment of the adjustment of the air guide element 12.
  • FIG. 6 shows an embodiment in which the motor vehicle 26 is designed as a truck with an exchangeable loading structure 38.
  • the sensor 16 is aligned with a front upper edge of the loading structure 38.
  • the sensor 16 can be used, for example, as a distance sensor z. B. be performed on ultrasound or laser basis, the automatic Adjustment of the adjustment device 28 on the basis of a detection of a front upper edge of the loading structure 38 is made possible.
  • the sensor 16 can be designed, for example, as a camera device, the camera image of which can be displayed by means of the user interface 30.
  • the adjustment device 28 can then be actuated, for example, by means of user input in the user interface.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Body Structure For Vehicles (AREA)

Abstract

L'invention concerne un élément de régulation de l'air (12), de préférence un becquet de toit, pour un véhicule automobile (26). L'élément de de régulation de l'air (12) a une partie de régulation de l'air (14) qui a une partie de bord arrière (20) inclinée vers l'intérieur de la partie de régulation de l'air (14). L'élément de régulation de l'air (12) comporte un capteur (16) qui est monté à l'intérieur de la partie de régulation de l'air (14) et est en retrait par rapport à la partie de bord arrière inclinée (20). Ceci peut permettre un agencement facile d'accès et en même temps protégé du capteur (16) à l'intérieur de l'élément de régulation de l'air (12).
PCT/EP2020/079385 2019-10-30 2020-10-19 Élément de régulation de l'air pour un véhicule automobile Ceased WO2021083706A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102019007568.4 2019-10-30
DE102019007568.4A DE102019007568B4 (de) 2019-10-30 2019-10-30 Luftleitelement für ein Kraftfahrzeug und Kraftfahrzeug

Publications (1)

Publication Number Publication Date
WO2021083706A1 true WO2021083706A1 (fr) 2021-05-06

Family

ID=72944163

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2020/079385 Ceased WO2021083706A1 (fr) 2019-10-30 2020-10-19 Élément de régulation de l'air pour un véhicule automobile

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DE (1) DE102019007568B4 (fr)
WO (1) WO2021083706A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4353572A1 (fr) * 2022-10-11 2024-04-17 Volvo Truck Corporation Véhicule comprenant un panneau déflecteur d'air et procédé d'optimisation de la position du panneau déflecteur d'air

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060055204A1 (en) * 2004-09-14 2006-03-16 Mathson Industries Integrated automotive roof and air fin
EP1733922A1 (fr) * 2005-06-16 2006-12-20 Dr.Ing. h.c.F. Porsche Aktiengesellschaft Véhicule automobile en particulier véhicule de passagers
GB2435246A (en) * 2006-02-17 2007-08-22 Decoma U K Ltd Spoiler
US20080197985A1 (en) 2005-07-01 2008-08-21 Volvo Lastvagnar Ab Height Control Device
DE102012023577A1 (de) 2012-12-01 2014-06-05 Man Truck & Bus Ag Nutzfahrzeug mit einem Dachspoiler auf einem Fahrerhaus
EP2792579A1 (fr) 2013-04-17 2014-10-22 IVECO S.p.A. Dispositif d'ajustement de l'orientation d'un supplément aérodynamique pour cabine de véhicule industriel
WO2016083705A1 (fr) * 2014-11-28 2016-06-02 Compagnie Plastic Omnium Becquet de vehicule automobile avec face inferieure amovible
US20190054855A1 (en) * 2017-08-18 2019-02-21 Ford Global Technologies, Llc Integrated spoiler chmsl optical sensor system

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060055204A1 (en) * 2004-09-14 2006-03-16 Mathson Industries Integrated automotive roof and air fin
EP1733922A1 (fr) * 2005-06-16 2006-12-20 Dr.Ing. h.c.F. Porsche Aktiengesellschaft Véhicule automobile en particulier véhicule de passagers
US20080197985A1 (en) 2005-07-01 2008-08-21 Volvo Lastvagnar Ab Height Control Device
GB2435246A (en) * 2006-02-17 2007-08-22 Decoma U K Ltd Spoiler
DE102012023577A1 (de) 2012-12-01 2014-06-05 Man Truck & Bus Ag Nutzfahrzeug mit einem Dachspoiler auf einem Fahrerhaus
EP2792579A1 (fr) 2013-04-17 2014-10-22 IVECO S.p.A. Dispositif d'ajustement de l'orientation d'un supplément aérodynamique pour cabine de véhicule industriel
WO2016083705A1 (fr) * 2014-11-28 2016-06-02 Compagnie Plastic Omnium Becquet de vehicule automobile avec face inferieure amovible
US20190054855A1 (en) * 2017-08-18 2019-02-21 Ford Global Technologies, Llc Integrated spoiler chmsl optical sensor system

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Publication number Publication date
DE102019007568A1 (de) 2021-05-06
DE102019007568B4 (de) 2026-02-12

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