WO2019052700A1 - Châssis pour véhicule utilitaire - Google Patents

Châssis pour véhicule utilitaire Download PDF

Info

Publication number
WO2019052700A1
WO2019052700A1 PCT/EP2018/066247 EP2018066247W WO2019052700A1 WO 2019052700 A1 WO2019052700 A1 WO 2019052700A1 EP 2018066247 W EP2018066247 W EP 2018066247W WO 2019052700 A1 WO2019052700 A1 WO 2019052700A1
Authority
WO
WIPO (PCT)
Prior art keywords
support frame
vehicle
longitudinal
supporting frame
axles
Prior art date
Application number
PCT/EP2018/066247
Other languages
German (de)
English (en)
Inventor
Stefan Kaiser
Original Assignee
Daimler Ag
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 Daimler Ag filed Critical Daimler Ag
Publication of WO2019052700A1 publication Critical patent/WO2019052700A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
    • B62D21/02—Understructures, i.e. chassis frame on which a vehicle body may be mounted comprising longitudinally or transversely arranged frame members
    • B62D21/04—Understructures, i.e. chassis frame on which a vehicle body may be mounted comprising longitudinally or transversely arranged frame members single longitudinal type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
    • B62D21/02—Understructures, i.e. chassis frame on which a vehicle body may be mounted comprising longitudinally or transversely arranged frame members

Definitions

  • the invention relates to a support frame for a commercial vehicle, in particular for a commercial vehicle, according to the preamble of patent claim 1.
  • Such a support frame for a commercial vehicle in particular for a commercial vehicle, for example, is already known from DE 10 2009 036 753 A1 as known.
  • the support frame comprises a plurality of longitudinal members and a plurality of transverse elements, via which the longitudinal members are interconnected.
  • the transverse elements are connected to the side members or vice versa.
  • In finished manufactured state of the commercial vehicle at least one structure is held on the support frame. Further, for example, axles and thus wheels of the commercial vehicle are connected to the frame.
  • Object of the present invention is to improve a support frame of the type mentioned.
  • the respective transverse elements are formed in a direction perpendicular to the longitudinal direction of the support frame extending plane triangular.
  • the plane is spanned by the vehicle vertical direction and the vehicle transverse direction, so that the plane perpendicular to
  • Vehicle longitudinal direction runs. It also falls the longitudinal direction of the simply as a frame designated support frame with the vehicle longitudinal direction together.
  • the invention is based in particular on the recognition that with conventional frames their respective height and frame track considerably limit the usable space, in particular with regard to the mounting of energy stores such as accumulator packages and vehicle axles on the frame.
  • energy stores such as accumulator packages and vehicle axles on the frame.
  • conventional ladder frame structure dissolve in a higher-building variant, which is triangular in its basic form and thereby in the said plane or has the shape of a triangle.
  • the triangular basic shape can, if necessary, for example, to use conventional components such as axles, only partially applied so that, for example, the support frame in a first
  • Length range has the triangular cross-members and thus in the first length range has the triangular basic shape and in a in
  • Energy storage such as accumulator packages can, for example, in the vehicle transverse direction and thus mounted and dismantled from the vehicle side or vehicle edge, that is, be installed and removed. It is also possible, such energy storage in the vehicle vertical direction and thus, for example, from the Removing and removing the underside of the vehicle without having to remove any components installed on the sides of the vehicle. Furthermore, a sufficient deformation area for side accidents can be represented, so that a particularly high amount of accident energy can be absorbed in the deformation space. For example, in the case of axles with drives close to the wheels, motor drives with a particularly large diameter and thus with a particularly high power can be used. In addition, the use of
  • the support frame according to the invention is also particularly advantageous in conjunction with alternative drives, such as in connection with fuel cells, since such alternative drives can be particularly advantageous and space-saving connected to the support frame.
  • the weight and cost of the support frame according to the invention can be reduced compared to conventional support frame.
  • Fig. 1 is a schematic perspective view of an inventive
  • Support frame according to a first embodiment of a commercial vehicle
  • Fig. 2 is a schematic front view of a transverse element of the support frame
  • Fig. 3 is another schematic perspective view of the support frame, which is equipped with attachments;
  • FIG. 4 is a schematic perspective view of the support frame according to a second embodiment
  • Fig. 5 is a schematic front view of the support frame
  • Fig. 6 is a schematic perspective view of the support frame according to a third
  • FIG. 7 is a schematic front view of the support frame according to FIG. 6; FIG. and
  • Fig. 8 is a schematic perspective view of the support frame according to a
  • Fig. 1 shows a schematic perspective view of a first embodiment of a support frame 10 for a commercial vehicle, in particular for a commercial vehicle.
  • the support frame 10 comprises a plurality of longitudinal members 12 and a plurality of transverse elements 14, which are connected to the respective longitudinal members 12.
  • the longitudinal members 12 are connected to one another via the transverse elements 14.
  • FIG. 1 the longitudinal extension direction of the support frame 10
  • FIG. 1 the longitudinal extension direction of the support frame 10 coinciding with the vehicle longitudinal direction when the commercial vehicle is fully manufactured.
  • imaginary plane is perpendicular to the longitudinal direction and thus to the vehicle longitudinal direction, the plane is spanned by the vehicle vertical direction and by the vehicle transverse direction.
  • the respective transverse element 14 has a triangular shape.
  • the respective transverse element 14 has a passage opening 18, the passage or passage direction of which extends in the longitudinal extension direction of the support frame 10 and thus in the vehicle longitudinal direction.
  • the respective side rail 12 is connected in a respective corner region 20 of the respective cross member 14 to this.
  • the respective transverse element 14 tapers down in the vehicle vertical direction, so that two of the longitudinal members 12 is formed as an upper side member and one of the side members 12 as a lower side member. In the illustrated in Figs
  • the side members 12 are each formed as profiles, in particular as open profiles.
  • the upper side members 12 are formed as L-profiles, while the lower side member 12 is formed as a hat profile. Since the longitudinal members 12 are formed as open profiles, these each have an open cross section, which, however, may be closed by the respective transverse element 14. Other profiles are conceivable without further ado.
  • the respective transverse element 14 has, for example, a further through-opening 22, which is penetrated by the respectively lower longitudinal members 12 designed as a hat profile. In this case, the lower longitudinal member 12 is connected in the passage opening 22 to the cross member 14.
  • FIG. 3 shows a holding arrangement 24 of attachment parts 26 on the support frame 10, in which the attachment parts 26 are held on the support frame 10.
  • the respective attachment 26 is designed, for example, as an energy store for storing electrical energy, wherein the respective energy store is designed, for example, as an accumulator package.
  • a first double arrow 28 illustrates a first one
  • a second directional arrow 30 illustrates a second mounting direction running perpendicular to the first mounting direction, along which the energy store or attachments 26 can alternatively or additionally be mounted on the support frame 10 or removed from the support frame 10.
  • the first mounting direction runs in
  • Vehicle transverse direction wherein the second mounting direction extends in the vehicle vertical direction.
  • Vehicle vertical direction can be installed and removed without having to dismantle lateral, held on the support frame 10 components.
  • axle 32 is a front axle, wherein the axes 34 Rear axles are.
  • axles 34 has a twin tire, which due to the triangular configuration of the transverse elements 14 can be mounted on the support frame 10 in a particularly space-saving manner.
  • an independent suspension is provided in at least one of the axles 32 and 34, in particular at the axle 32.
  • This independent suspension is particularly well recognizable from Fig. 5.
  • the independent wheel suspension encompasses respective wheel links 36, which, for example, are articulated on the one hand to respective wheel carriers 38 and, on the other hand, hinged to the respective transverse element 14.
  • the said twin tires can be seen particularly well.
  • a usable free space or installation space extending in particular in the vehicle vertical direction is shown, which can be used for arranging the attachment parts 26 or the axles 32 and 34.
  • This illustrated by the double arrow 40 space is substantially larger in the support frame 10 than in conventional lead frame, so that a particularly large space for the axles 32 and 34 and in particular for the attachments 26 is available.
  • Energy storage are created so that a particularly large range can be displayed, via which the commercial vehicle can be powered by electrical energy and thus electrically.
  • the commercial vehicle can be powered by electrical energy and thus electrically.
  • Due to the large available space a particularly high performance of drives for
  • Fig. 4 shows a second embodiment of the support frame 10. In the second
  • the side members 12 and the triangular cross members 14 are arranged in a first longitudinal region 42 of the support frame 10, wherein in
  • a second length portion 44 of the support frame 10 connects.
  • the two upper longitudinal members 12 extend in the second longitudinal region 44.
  • the lower longitudinal member 12 does not extend in the second
  • Length range 44 are provided. Furthermore, 44 further side members 46 of the support frame 10 are provided in the second length region, wherein in the longitudinal region 44 by the upper side members 12 and the side members 46 is a conventional
  • the Framework is formed.
  • conventional components such as conventional axles can be advantageously connected to the support frame 10.
  • the longitudinal members 12 and 46 are as separate formed component formed and connected to each other, for example via at least one of the cross members 14.
  • the side members 46 are connected to the at least one transverse element 14 via respective adapters.
  • the lower of the longitudinal member 12 is formed as a U-profile and thus has a U-shape with open legs, wherein the respective cross member 14 engages the U-shape and directly is connected to the lower side member 12 without additional gusset plate.
  • the lower longitudinal member 12 can be used as a cable channel.
  • Fig. 8 shows a fourth embodiment of the support frame 10.
  • the cross member 14 is designed so that it, in addition to its usual properties, also
  • Part of a configured as a protective device, shielding and / or housing means 48 is.

Abstract

L'invention concerne un châssis (10) pour véhicule utilitaire, comprenant une pluralité de longerons (12) reliés par l'intermédiaire d'une pluralité d'éléments transversaux (14) du châssis (10), lesdit éléments transversaux (14) étant réalisés sous la forme de triangles dans un plan s'étendant perpendiculairement à la direction longitudinale (16) du châssis (10).
PCT/EP2018/066247 2017-09-13 2018-06-19 Châssis pour véhicule utilitaire WO2019052700A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017008574.9 2017-09-13
DE102017008574.9A DE102017008574B4 (de) 2017-09-13 2017-09-13 Tragrahmen für ein Nutzfahrzeug

Publications (1)

Publication Number Publication Date
WO2019052700A1 true WO2019052700A1 (fr) 2019-03-21

Family

ID=62748960

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2018/066247 WO2019052700A1 (fr) 2017-09-13 2018-06-19 Châssis pour véhicule utilitaire

Country Status (2)

Country Link
DE (1) DE102017008574B4 (fr)
WO (1) WO2019052700A1 (fr)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB416451A (en) * 1933-07-20 1934-09-14 Duramin Engineering Company Lt Improvements in the construction of vehicle bodies
GB667176A (en) * 1949-01-24 1952-02-27 Gen Motors Corp An underbody structure for trucks, buses and the like vehicles
GB1246624A (en) * 1967-08-08 1971-09-15 Humphreys Improvements in vehicle under-frame constructions
FR2398654A1 (fr) * 1977-07-29 1979-02-23 Unic Sa Perfectionnement aux chassis de vehicules notamment de camions
WO1997022509A1 (fr) * 1995-12-18 1997-06-26 Francesco Sbarro Vehicule automobile
DE102009036753A1 (de) 2009-08-08 2010-04-08 Daimler Ag Rahmenlängsträger
DE102011001861A1 (de) * 2011-04-07 2012-10-11 Dr. Ing. H.C. F. Porsche Ag Tragstruktur für ein Kraftfahrzeug

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7600813U1 (de) 1976-01-14 1976-10-07 Liebherr-Werke Biberach Gmbh, 7950 Biberach Raupenfahrzeug

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB416451A (en) * 1933-07-20 1934-09-14 Duramin Engineering Company Lt Improvements in the construction of vehicle bodies
GB667176A (en) * 1949-01-24 1952-02-27 Gen Motors Corp An underbody structure for trucks, buses and the like vehicles
GB1246624A (en) * 1967-08-08 1971-09-15 Humphreys Improvements in vehicle under-frame constructions
FR2398654A1 (fr) * 1977-07-29 1979-02-23 Unic Sa Perfectionnement aux chassis de vehicules notamment de camions
WO1997022509A1 (fr) * 1995-12-18 1997-06-26 Francesco Sbarro Vehicule automobile
DE102009036753A1 (de) 2009-08-08 2010-04-08 Daimler Ag Rahmenlängsträger
DE102011001861A1 (de) * 2011-04-07 2012-10-11 Dr. Ing. H.C. F. Porsche Ag Tragstruktur für ein Kraftfahrzeug

Also Published As

Publication number Publication date
DE102017008574B4 (de) 2022-06-30
DE102017008574A1 (de) 2019-03-14

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