WO2018184314A1 - Élément de renfort de paroi avant et véhicule - Google Patents

Élément de renfort de paroi avant et véhicule Download PDF

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Publication number
WO2018184314A1
WO2018184314A1 PCT/CN2017/092483 CN2017092483W WO2018184314A1 WO 2018184314 A1 WO2018184314 A1 WO 2018184314A1 CN 2017092483 W CN2017092483 W CN 2017092483W WO 2018184314 A1 WO2018184314 A1 WO 2018184314A1
Authority
WO
WIPO (PCT)
Prior art keywords
vehicle
reinforcement
wall
cowl
front wall
Prior art date
Application number
PCT/CN2017/092483
Other languages
English (en)
Chinese (zh)
Inventor
杨传义
程铭
郑望
秦乐
申学开
李硕
靖海涛
Original Assignee
上海蔚来汽车有限公司
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
Priority claimed from CN201710223853.5A external-priority patent/CN106864600B/zh
Priority claimed from CN201720359257.5U external-priority patent/CN206900483U/zh
Application filed by 上海蔚来汽车有限公司 filed Critical 上海蔚来汽车有限公司
Publication of WO2018184314A1 publication Critical patent/WO2018184314A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
    • B62D25/08—Front or rear portions
    • B62D25/14—Dashboards as superstructure sub-units

Definitions

  • the present invention relates to the technical field of vehicle front wall structures, and more particularly to a front wall reinforcement for vehicles, particularly new energy vehicles, and a vehicle therewith.
  • the object of the present invention is also to balance the torsional forces at both ends of the side rails at the side collisions, to prevent the intrusion of the side rails from being too large, and to threaten the passenger compartment space.
  • the present invention provides a cowl reinforcement for a vehicle, the cowl reinforcement being comprised of an extrusion having: for attachment to side rails on either side Both ends, a front side for connection to the vehicle dash panel and a bottom side for connection to the front floor of the vehicle.
  • the front wall reinforcement is constructed from an aluminum extrusion.
  • the cowl reinforcement is substantially triangular in cross section.
  • the front side is perpendicular to the bottom side.
  • the front wall reinforcement has a cross rib wall inside.
  • the front wall reinforcement has a parallel to the bottom side and is in the a first transverse rib wall above the bottom side, a second transverse rib wall above the first transverse rib wall extending perpendicularly to the bottom side from the bottom side to the second transverse rib wall and with the first a first longitudinal rib wall intersecting the transverse rib walls and a second longitudinal rib wall extending from the bottom side to the first transverse rib wall and intersecting the first transverse rib wall at the slope.
  • the cowl reinforcement has a third longitudinal rib wall that does not intersect the first transverse rib wall and the second transverse rib wall.
  • the present invention provides a vehicle comprising:
  • a cowl reinforcement according to various embodiments of the present invention wherein the cowl reinforcement is composed of an extrusion, and both ends of the cowl reinforcement are connected to side rails of the two sides,
  • the front side of the cowl reinforcement is coupled to the vehicle dash panel and the bottom side of the cowl reinforcement is coupled to the front floor of the vehicle.
  • the side rails of the two sides have an extension at least partially overlapping the two ends of the front wall reinforcement, both ends of the extrusion and the two sides The extensions of the side rails are connected.
  • the extension of the two ends of the front wall reinforcement and the side rails of the two sides are connected by a flow drill screw.
  • the front side of the front wall reinforcement member and the vehicle dash panel and/or the bottom side of the front wall reinforcement member are connected to the front floor of the vehicle by self-piercing riveting.
  • the front wall reinforcement member of the embodiment of the invention has the advantages of convenient installation, simple structure and the like and provides a safe and stable vehicle front wall structure.
  • FIG. 1 shows an exploded view of a vehicle cowl lower structure portion in accordance with one embodiment of the present invention
  • FIG. 2 shows a perspective view of a vehicle cowl reinforcement in accordance with an embodiment of the present invention
  • Figure 3 illustrates a cross-sectional view of a cowl reinforcement in accordance with one embodiment of the present invention
  • Figure 4 shows a cross-sectional view of a cowl stiffener in accordance with another embodiment of the present invention.
  • top, bottom, left, right, front, back, front, back, top, bottom, etc. mentioned or may be mentioned in this specification are defined with respect to the configurations shown in the respective drawings, which are Relative concepts, so it is possible to change accordingly according to their different locations and different usage states. Therefore, these or other orientation terms should not be interpreted as restrictive terms.
  • the vehicle front wall reinforcement according to various embodiments of the present invention can also be applied to other vehicles, such as a new energy vehicle without a transmission and a transmission shaft in a vehicle dash panel area. Or ordinary cars, etc.
  • the vehicle dash lower structure includes a vehicle dash panel 2, a vehicle front floor panel 5, side side rails 3, 4 on both sides, and a cowl reinforcement member 1.
  • the side rails on both sides comprise a first side rail 3 and a second side rail 4.
  • the first side rail 3 may include a first side rail body 31 and a first side rail link 32, and correspondingly, the second side rail 4 may include a second side rail body 41 and Second side rail connection 42.
  • the connectors 32, 42 at the rear ends of the side rails on either side may for example be cast parts.
  • the first side rail 3 and the second side rail 4 may have other suitable configurations.
  • the front wall reinforcement member 1 is composed of an extrusion member which is a member formed by cold extrusion.
  • the front wall reinforcement 1 has two ends for connection to the side rails 3, 4 on both sides, in particular, a first end 14 for connection with the connector 32 at the rear end of the first side rail 3.
  • the cowl reinforcement 1 further has a front side 12 for connection to the vehicle dash panel 2 and a bottom side 13 for connection to the front floor 5 of the vehicle. It should be understood that although in the illustrated embodiment the two ends of the cowl reinforcement 1 are connected to the connectors of the rear ends of the side rails on both sides, in an alternative embodiment, both ends of the cowl reinforcement 1 may be It is connected to any part of the side rails on both sides, for example directly to the stringer body of the side rails on both sides.
  • Figure 2 shows a perspective view of a vehicle cowl reinforcement 1 in accordance with one embodiment of the present invention
  • the cowl reinforcement 1 is a metal extrusion, particularly an aluminum extrusion.
  • the aluminum extrusion has the advantages of light weight, high strength, convenient processing and low cost.
  • the cowl reinforcement may have a substantially triangular cross-sectional shape, the two sides of the triangle respectively corresponding to the front side 12 for connection to the vehicle dash panel 2 and for connection to the front floor 5 of the vehicle.
  • the bottom side 13 and the other side of the triangle correspond to the slope 11 of the cowl reinforcement 1.
  • the front side 12 and the bottom side 13 are perpendicular to each other.
  • a plurality of mounting holes 111 are formed in the bevel 11 of the cowl reinforcement to connect other components thereto.
  • the cowl reinforcement 1 includes a plurality of rib walls in cross section. In some embodiments, the cowl reinforcement 1 has at least a pair of intersecting rib walls. In some embodiments, the cowl reinforcement has a first transverse rib wall 61 that is parallel to the bottom side 13 and above the bottom side 13 and a second transverse rib wall 62 above the first transverse rib wall 61.
  • the cowl reinforcement 1 further includes a first longitudinal rib wall 71 that extends perpendicularly from the bottom side 13 from the bottom side 13 to the second transverse rib wall 62 and intersects the first transverse rib wall 61 at point A. And a second longitudinal rib wall 72 extending from the bottom side 13 to the first transverse rib wall 61 and intersecting the point 11 of the first transverse rib wall 61 on the inclined surface 11.
  • the cowl reinforcement has a third longitudinal rib wall 73 that does not intersect the first transverse rib wall 61 and the second transverse rib wall 62, the third longitudinal rib wall from The bottom side 13 extends vertically to the slope.
  • the rib wall structure of the cowl reinforcement 1 may be increased or decreased based on the embodiments illustrated in Figures 3 and 4.
  • the cowl reinforcement 1 may have a completely different cross-sectional rib wall configuration, such as more or less lateral, longitudinal or diagonal rib walls, different rib wall intersections, and/or more Or less cross-ribbed walls, etc.
  • the thickness of each of the side walls 11, 12, 13 and the cross-sectional rib walls can be selected as desired during press forming.
  • the front side 12 and/or the bottom side 13 of the cowl reinforcement have projecting portions 121, 131 that extend beyond the ramp 11.
  • the present invention also provides an automobile having side rails 3, 4 on both sides; a vehicle dash panel 2; a vehicle front floor 5; and a cowl reinforcement in accordance with various embodiments of the present invention Item 1.
  • the front wall reinforcement member 1 is composed of an extrusion member, and both ends of the front wall reinforcement member 1 are connected to side rails on both sides, and the front side 12 of the cowl reinforcement member 1 is connected to the vehicle dash panel 2, and the front wall is reinforced.
  • the bottom side 13 of the piece 1 is connected to the front floor 5 of the vehicle.
  • the side rails on both sides have extensions 33, 43 that at least partially overlap the ends 14, 15 of the cowl reinforcement 1.
  • the overlapping manner includes the extensions 33, 43 being inside the cowl reinforcement 1 Side or outside.
  • the connector 42 of the second side sill 4 has an extension 43 which, when attached, is beveled with the second end 15 of the cowl reinforcement 1 Overhanging the bottom surface, the extensions 33 of the first side rails can be correspondingly arranged.
  • the ends of the cowl reinforcement 1 are joined to the extensions 33, 43 of the side rails on either side.
  • the ends of the cowl reinforcement 1 partially overlap the extensions 33, 43 of the side rails on both sides for connection mounting.
  • the ends of the cowl reinforcement 1 are joined to the extensions 33, 43 of the side rails on both sides by a flow drill screw (FDS), in an alternative embodiment, the cowl reinforcement 1
  • FDS flow drill screw
  • the cowl reinforcement 1 The extensions 33, 43 of the side rails at both ends and on both sides may also be joined by other means such as welding or the like.
  • the extensions 33, 43 of the side rails on either side may be wholly or partially integral with either of the front side 12, the bottom side 13 and the bevel 11 of the cowl reinforcement 1 Or the three overlap.
  • the front side 12 of the extrusion is coupled to the vehicle dash panel 2 and/or the underside 13 of the extrusion to the front floor 5 of the vehicle by self-piercing riveting (SPR).
  • SPR self-piercing riveting
  • the front side 12 of the extrusion is coupled to the vehicle dash panel 2 and/or the underside 13 of the extrusion to the front floor 5 of the vehicle by other suitable means, such as welding or the like.
  • cowl reinforcement according to the present invention include, but are not limited to:

Landscapes

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

Abstract

Élément de renfort de paroi avant (1) composé d'éléments d'extrusion. L'élément de renfort de paroi avant comporte : deux extrémités (14, 15) reliées à des poutres longitudinales latérales (3, 4) sur les deux côtés, respectivement; un côté avant relié à une paroi avant (2) d'un véhicule; et un côté inférieur (13) relié à un plancher avant (5) du véhicule. L'élément de renfort de paroi avant présente une structure simple, permet un assemblage pratique, et est sûr et robuste. La présente invention concerne également un véhicule disposant de l'élément de renfort de paroi avant.
PCT/CN2017/092483 2017-04-07 2017-07-11 Élément de renfort de paroi avant et véhicule WO2018184314A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN201710223853.5 2017-04-07
CN201720359257.5 2017-04-07
CN201710223853.5A CN106864600B (zh) 2017-04-07 2017-04-07 前围加强件以及车辆
CN201720359257.5U CN206900483U (zh) 2017-04-07 2017-04-07 前围加强件以及车辆

Publications (1)

Publication Number Publication Date
WO2018184314A1 true WO2018184314A1 (fr) 2018-10-11

Family

ID=63712002

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2017/092483 WO2018184314A1 (fr) 2017-04-07 2017-07-11 Élément de renfort de paroi avant et véhicule

Country Status (1)

Country Link
WO (1) WO2018184314A1 (fr)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201961389U (zh) * 2011-03-25 2011-09-07 重庆长安汽车股份有限公司 汽车前围板加强结构
CN204472911U (zh) * 2015-01-29 2015-07-15 浙江吉利汽车研究院有限公司 一种汽车前围板的加强结构
CN204527349U (zh) * 2015-01-14 2015-08-05 郑州比克新能源汽车有限公司 纯电动车前围下横梁
CN105984504A (zh) * 2015-03-17 2016-10-05 现代自动车株式会社 前部车身加强结构及其装配方法
EP3106373A1 (fr) * 2012-02-13 2016-12-21 Honda Motor Co., Ltd. Structure de fond de corps de véhicule
CN106864600A (zh) * 2017-04-07 2017-06-20 上海蔚来汽车有限公司 前围加强件以及车辆

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201961389U (zh) * 2011-03-25 2011-09-07 重庆长安汽车股份有限公司 汽车前围板加强结构
EP3106373A1 (fr) * 2012-02-13 2016-12-21 Honda Motor Co., Ltd. Structure de fond de corps de véhicule
CN204527349U (zh) * 2015-01-14 2015-08-05 郑州比克新能源汽车有限公司 纯电动车前围下横梁
CN204472911U (zh) * 2015-01-29 2015-07-15 浙江吉利汽车研究院有限公司 一种汽车前围板的加强结构
CN105984504A (zh) * 2015-03-17 2016-10-05 现代自动车株式会社 前部车身加强结构及其装配方法
CN106864600A (zh) * 2017-04-07 2017-06-20 上海蔚来汽车有限公司 前围加强件以及车辆

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