WO2013087141A1 - Dispositif de protection pour une voiture particulière - Google Patents

Dispositif de protection pour une voiture particulière Download PDF

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Publication number
WO2013087141A1
WO2013087141A1 PCT/EP2012/004719 EP2012004719W WO2013087141A1 WO 2013087141 A1 WO2013087141 A1 WO 2013087141A1 EP 2012004719 W EP2012004719 W EP 2012004719W WO 2013087141 A1 WO2013087141 A1 WO 2013087141A1
Authority
WO
WIPO (PCT)
Prior art keywords
front wheel
passenger car
protective device
steering
support element
Prior art date
Application number
PCT/EP2012/004719
Other languages
German (de)
English (en)
Inventor
Karl-Heinz Baumann
Jochen Ruf
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 WO2013087141A1 publication Critical patent/WO2013087141A1/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
    • B62D21/15—Understructures, i.e. chassis frame on which a vehicle body may be mounted having impact absorbing means, e.g. a frame designed to permanently or temporarily change shape or dimension upon impact with another body
    • 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
    • B62D21/15—Understructures, i.e. chassis frame on which a vehicle body may be mounted having impact absorbing means, e.g. a frame designed to permanently or temporarily change shape or dimension upon impact with another body
    • B62D21/152—Front or rear frames
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D9/00—Steering deflectable wheels not otherwise provided for

Definitions

  • Passenger car is no longer hit by the barrier on which the passenger car collides, and thus no longer contributes to the introduction of force and energy conversion.
  • a particularly large part of the kinetic energy is introduced via the front wheel of the passenger vehicle arranged on the side of the barrier into structures located behind it.
  • the early and concentrated application of force to the impact side front wheel may produce undesirable rotation of the front wheel about the vehicle's upright direction.
  • the front wheel can - as it is the case for example in a frontal impact on the barrier with greater coverage - no longer be supported on the adjoining the front wheel to the rear side skirts.
  • the relatively stiff wheel can thereby on the other hand, less rigid areas of
  • Body such as a pedal floor cross member and / or the front wall, impinge and these also heavily in the vehicle transverse direction.
  • DE 10 2005 034 468 B4 it is known to embody the abovementioned regions, which are heavily loaded in such an offset crash, intrusion-proof and with a high energy dissipation capability.
  • DE 10 2004 036 332 B4 discloses a motor vehicle with a front end structure as known, which has a protective device.
  • the protective device comprises at least one support element, by means of which in the event of a frontal impact of the motor vehicle, in particular with low coverage, on a barrier
  • the support element In the head-on collision of the passenger car on the barrier, in particular with low coverage, the support element is subjected to a particularly high force due to the accident and thus moved into the support system with the connecting element.
  • the torque acting on the front wheel can be effected, which counteracts an undesirable rotation of the front edge of the front wheel.
  • the front wheel can advantageously impinge on structures arranged in the vehicle transverse direction behind and be supported on it.
  • the front wheel can in the further course of the frontal impact on a vehicle in the longitudinal direction behind the front wheel arranged longitudinal beams, in particular 9.schweiler support, whereby an undesirable impact of the front wheel on other areas such as a front end wall and / or a pedal cross member can be avoided.
  • At least one impact element is arranged between the front wheel and the structures arranged behind it or the side skirts arranged behind it, by means of which the front wheel can be supported particularly advantageously.
  • the protective device according to the invention can thus be avoided cost and weight-intensive stiffening of the body and in particular the front end wall and the pedal cross member. This leads to a low weight of the passenger car.
  • the front edge of the front wheel can be pivoted inwards.
  • the barrier can then reach the wheel in at least indirect support system and rotate it at least essentially back into the straight-ahead position.
  • the front wheel then comes in advantageous support system with the structures arranged behind it, so that impact forces can be introduced into these rigid structures. As a result, unwanted intrusions into the passenger compartment of the passenger car can be avoided.
  • the protective device according to the invention offers advantageous protection with particularly low overlaps of 25% or less.
  • the protective device also has the advantage that it detects the movement of the front wheel in an offset crash with a contrast higher coverage, for example, at least
  • a desired movement or position of the front wheel is not adversely affected.
  • a front side member of the body of the passenger car may participate in receiving and supporting impact energy.
  • the front wheel is moved back at least substantially parallel to the front side member as well as to the side sill arranged behind it and can likewise be supported on the structures arranged behind the front wheel.
  • the support element comes to a further component function.
  • Supporting element is for example as a container, in particular as an air spring accumulator, educated.
  • a functional integration is shown by which the cost, the number of parts and the weight of the passenger car can be kept low.
  • Fig. 1 is a schematic plan view of a passenger car with a
  • Protective device which in each case steerable front wheels of the passenger car associated support elements, which are arranged in the vehicle longitudinal direction in front of respective tie rods, via which the respective associated front wheels are connected to a steering gear steering, wherein the support elements in a head-on collision of the passenger car on a barrier in support system with the respective tie rods are to be relocated;
  • FIG. 2 shows a detail of a schematic plan view of the passenger car according to FIG. 1 in the event of a head-on collision of the passenger car with a barrier having a smaller overlap, which is less than 25%;
  • Fig. 3 is a detail of a further schematic plan view of
  • FIG. 1 shows a passenger vehicle 10 with a body 12, which comprises front side members 14 and lateral side branches 16.
  • the longitudinal members 14 and the side skirts 16 provide stiff and in an accidental force application, especially in a frontal collision, the passenger car 10 energy-consuming structures.
  • the passenger car 10 further includes steerable front wheels 18, which respective tie rods 20 are associated with a steering 22 of the passenger car 10.
  • the front wheels 18 are connected to a steering gear 24 of the steering 22.
  • the steering gear 24 and the tie rods 20 steering movements of a arranged in the passenger compartment of the passenger car 10 steering wheel can be transmitted to the front wheels 18 so that thereby the passenger car 10 can be controlled.
  • Energy absorption elements 26 so-called crash boxes, and arranged at least substantially in the vehicle transverse direction bending cross member 28.
  • Deformations of the passenger compartment of the passenger car 10 to protect the occupants can be avoided.
  • the passenger car 10 has a protective device 34 with two support elements 36.
  • the support elements 36 are arranged relative to the vehicle longitudinal direction in front of the tie rods 20.
  • the support elements 36 are arranged with respect to the vehicle longitudinal direction in at least partial overlap with the tie rods 20.
  • the left - supporting element 36 particularly early at least indirectly from the barrier 30 kraftbeetzschlagt and shifted back in the vehicle longitudinal direction to the rear.
  • the support member 36 comes in at least indirect, in particular direct support system with the left support member 36 associated left
  • Tie rod 20 As a result, the tie rod 20 is loaded. By this load, the tie rod 20, for example, kinked or bent.
  • the support system of the support element 36 on the tie rod 20 effects a torque acting on the left front wheel 18, by means of which the front edge 32 to turn inward is.
  • This torque is indicated in FIG. 2 by a moment arrow M and acts, for example, about the pivot axis of the front wheel 18 about which the front wheel 18 is to be steered.
  • the front wheel 18 can advantageously also be supported in the frontal collision with the low overlap on the side dam 16 located behind it and can not force undesired areas. So are
  • Supporting element 36 transferable.
  • the support members 36 thus represent Radkinematik- elements which cause an advantageous movement of the front wheels 18 and avoid unwanted movement of the front wheels 18.
  • the protective device 34 as shown in FIG. 3, also has the advantage of providing a desired position of the front wheels 18 in a frontal impact of the vehicle
  • Passenger car 10 with a 25% higher coverage, for example, with 40% overlap not adversely affect.
  • the front wheels 18 In the frontal impact with 40% overlap or even larger overlaps are the front wheels 18 and is in this case the left front wheel 18 at least substantially parallel to the side rails 14 and the Soschweilind 16 réelleverlagert and can be supported on the left side sill 16.
  • the tie rods 20 extend at least substantially in the vehicle transverse direction. This is advantageous in that as a result the torque acting on the front wheel 18, by means of which the rotation of the front edge 32 can be effected inwardly, can be represented particularly effectively.
  • Support elements 36 are to be relocated only in a simple manner to the rear to get into support system with the tie rods.

Landscapes

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

Abstract

Dispositif de protection (34) pour une voiture particulière (10), qui comporte au moins un élément d'appui (36) à l'aide duquel, en cas de choc frontal de la voiture (10) sur une barrière (30), un couple de rotation (M) à l'aide duquel un bord avant (32) d'une roue avant (18) orientable de la voiture doit basculer vers l'intérieur, peut être exercé sur la roue avant (18), l'élément d'appui (36) étant disposé, dans le sens longitudinal de la voiture, à l'avant d'un élément de liaison (20) par l'intermédiaire duquel la roue avant (18) est reliée à un élément de direction (24) destiné à orienter la roue avant (18), et pouvant être déplacé à la suite d'un choc frontal dans une relation d'appui au moins indirecte avec l'élément de liaison (20).
PCT/EP2012/004719 2011-12-14 2012-11-14 Dispositif de protection pour une voiture particulière WO2013087141A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE201110121038 DE102011121038A1 (de) 2011-12-14 2011-12-14 Schutzeinrichtung für einenPersonenkraftwagen
DE102011121038.9 2011-12-14

Publications (1)

Publication Number Publication Date
WO2013087141A1 true WO2013087141A1 (fr) 2013-06-20

Family

ID=47178579

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2012/004719 WO2013087141A1 (fr) 2011-12-14 2012-11-14 Dispositif de protection pour une voiture particulière

Country Status (2)

Country Link
DE (1) DE102011121038A1 (fr)
WO (1) WO2013087141A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106997403A (zh) * 2016-01-26 2017-08-01 北京汽车股份有限公司 通过车辆偏置碰撞试验分析车辆安全性能的方法和装置
CN109204482A (zh) * 2017-06-30 2019-01-15 比亚迪股份有限公司 车身结构和车辆

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014101456A1 (de) 2014-02-06 2015-08-06 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Anordnung zur Verringerung einer kollisionsinduzierten Eigendrehung eines Vorderrades eines Kraftfahrzeugs
DE102015106972A1 (de) 2015-05-05 2016-11-10 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Schutzvorrichtung für ein Kraftfahrzeug
DE102015210296B4 (de) * 2015-06-03 2017-04-20 Volkswagen Aktiengesellschaft Crash-Vorrichtung für ein Kraftfahrzeug
DE102015012140B4 (de) * 2015-09-16 2020-06-10 Audi Ag Schutzeinrichtung eines Kraftfahrzeugs für eine Frontalkollision mit einem Hindernis mit geringer Breitenüberdeckung
DE102015221548A1 (de) * 2015-11-03 2017-05-04 Bayerische Motoren Werke Aktiengesellschaft Sicherheitseinrichtung für ein Fahrzeug
DE102016217475A1 (de) 2016-09-14 2018-03-15 Audi Ag Crashanordnung
JP7359030B2 (ja) 2020-02-25 2023-10-11 三菱自動車工業株式会社 車両の前部構造

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0502799A1 (fr) * 1991-03-07 1992-09-09 Claude Pomero Dispositif de déflexion des roues d'une automobile au moment d'une collision
US5482322A (en) * 1994-08-18 1996-01-09 Ford Motor Company Vehicle with wheel toe device
JP2002127936A (ja) * 2000-10-20 2002-05-09 Nissan Motor Co Ltd 自動車の車体前部構造
DE102004036332B4 (de) 2004-07-27 2006-07-27 Benteler Automobiltechnik Gmbh Kraftfahrzeug
EP1780102A1 (fr) * 2005-10-27 2007-05-02 Renault s.a.s. Structure avant d'un véhicule automobile équipée de moyens pour empêcher l'intrusion d'une roue dans l'habitacle en cas de choc frontal
DE102005034468B4 (de) 2005-07-23 2009-06-04 Daimler Ag Tragstruktur eines Kraftfahrzeug-Vorderteiles

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0502799A1 (fr) * 1991-03-07 1992-09-09 Claude Pomero Dispositif de déflexion des roues d'une automobile au moment d'une collision
US5482322A (en) * 1994-08-18 1996-01-09 Ford Motor Company Vehicle with wheel toe device
JP2002127936A (ja) * 2000-10-20 2002-05-09 Nissan Motor Co Ltd 自動車の車体前部構造
DE102004036332B4 (de) 2004-07-27 2006-07-27 Benteler Automobiltechnik Gmbh Kraftfahrzeug
DE102005034468B4 (de) 2005-07-23 2009-06-04 Daimler Ag Tragstruktur eines Kraftfahrzeug-Vorderteiles
EP1780102A1 (fr) * 2005-10-27 2007-05-02 Renault s.a.s. Structure avant d'un véhicule automobile équipée de moyens pour empêcher l'intrusion d'une roue dans l'habitacle en cas de choc frontal

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106997403A (zh) * 2016-01-26 2017-08-01 北京汽车股份有限公司 通过车辆偏置碰撞试验分析车辆安全性能的方法和装置
CN106997403B (zh) * 2016-01-26 2020-08-21 北京汽车股份有限公司 通过车辆偏置碰撞试验分析车辆安全性能的方法和装置
CN109204482A (zh) * 2017-06-30 2019-01-15 比亚迪股份有限公司 车身结构和车辆

Also Published As

Publication number Publication date
DE102011121038A1 (de) 2013-06-20

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