WO2015076195A1 - 車体上部構造 - Google Patents
車体上部構造 Download PDFInfo
- Publication number
- WO2015076195A1 WO2015076195A1 PCT/JP2014/080191 JP2014080191W WO2015076195A1 WO 2015076195 A1 WO2015076195 A1 WO 2015076195A1 JP 2014080191 W JP2014080191 W JP 2014080191W WO 2015076195 A1 WO2015076195 A1 WO 2015076195A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- roof
- vehicle
- width direction
- arch
- vehicle width
- Prior art date
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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
- B62D25/06—Fixed roofs
-
- 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
- B62D25/04—Door pillars ; windshield pillars
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D27/00—Connections between superstructure or understructure sub-units
- B62D27/02—Connections between superstructure or understructure sub-units rigid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D27/00—Connections between superstructure or understructure sub-units
- B62D27/02—Connections between superstructure or understructure sub-units rigid
- B62D27/023—Assembly of structural joints
Definitions
- the joint bracket 4 is welded to the lower surface of the bead portion 5 provided on the roof panel 2, and the other end (lower end) of the inner panel 7 constituting the closed cross section of the roof side member 6.
- the panel is fastened with bolts 8a and nuts 8b.
- the bead portion 5 has a cross-sectional shape in which the roof panel 2 is divided into two tension surfaces 9a and 9b and a concave groove is formed toward the outside of the passenger compartment.
- the roof panel 2 is a member constituting the design surface of the vehicle, and the appearance design is improved by providing the bead portion 5 having a concave groove as viewed from the outside of the passenger compartment. descend.
- one end (upper end) of the joint bracket 4 is directly welded to the lower surface of the bead portion 5, the weld dent after welding becomes visible from the outside of the passenger compartment on the roof design surface and welded.
- thermal distortion may occur in the roof panel 2 due to the heating action when the operation is performed.
- the roof design is made of the rule panel 2 having a single tension surface without the bead portion 5, the roof panel 2 to which one end (upper end) of the joint bracket 4 is joined.
- the rigidity and strength of the upper part of the vehicle body are lowered due to insufficient strength of the single body.
- the other end (lower end) of the joint bracket 4 is also bolted to the panel unit of the inner panel 7 with bolts 8a and nuts 8b, so that the strength of the inner panel 7 unit is insufficient. As a result, there is a problem that the rigidity and strength of the upper part of the vehicle body are lowered.
- a first closed cross-section is arranged so as to extend in the vehicle front-rear direction along the side rail members on the inner side in the direction and coupled to an outer end portion in the vehicle width direction of the roof arch And a roof stiffener which constitutes the other end of the gusset, by being coupled to said roof stiffener, and forming a second closed section adjacent to the first closed section.
- the first closed section is formed by the roof arch and the roof stiffener
- the second closed section is formed by the side rail member, the roof stiffener, and the gusset.
- the first closed cross section and the second closed cross section are adjacent to each other, and load transmission in the vehicle width direction between the side rail member and the roof member is transmitted via the two adjacent closed cross sections. It becomes.
- the load transmission efficiency in the vehicle width direction can be improved, and the rigidity and strength of the upper part of the vehicle body can be increased.
- the roof stiffener may further include a lower wall facing the roof panel in the up-down direction, an outer wall and an inner wall rising upward from the lower wall and facing in the vehicle width direction, and an upper end of the outer wall.
- a hat-shaped cross section formed by an outer flange extending outward in the vehicle width direction from an inner flange extending inward in the vehicle width direction from an upper end of the inner wall, and the outer flange of the roof stiffener includes the roof
- the roof arch is coupled to an outer end of the panel in the vehicle width direction, and the roof arch includes an arch main body coupled to the lower surface of the roof panel, and a portion on the inner side of the roof panel in the vehicle width direction of the outer end of the roof
- An arch curved portion formed by curving downward from the arch body portion, and extending outward from the lower end of the arch curved portion in the vehicle width direction and coupled to the outer flange of the roof stiffener
- the third closed cross section that overlaps the second closed cross section in the vehicle vertical direction is formed, so that the load transmission in the vehicle width direction between the side rail member and the roof member is the first. This is performed via the closed cross section, the second closed cross section, and the third closed cross section.
- the load transmission efficiency in the vehicle width direction can be further improved, and the rigidity and strength of the upper part of the vehicle body can be further increased.
- the present invention is characterized in that the third closed section is formed so as to overlap the first closed section in the vehicle vertical direction via the roof arch.
- bonding is used to mean “joining” by welding, adhesion, etc., and “fastening” by bolts, nuts, stud bolts, and the like.
- the present invention it is possible to obtain a vehicle body upper structure that can ensure the rigidity and strength of the corner portion on the vehicle interior side that connects the roof and the pillar without deteriorating the design.
- FIG. 3 is a perspective view including a vertical cross section taken along line III-III in FIG. 2.
- FIG. 3 is an end view taken along line III-III in FIG. 2.
- It is the top view which looked at the center pillar, the gusset, and the roof arch from the top. It is a partially broken exploded perspective view showing a roof structure according to the prior art.
- a vehicle 10 to which a vehicle body superstructure according to an embodiment of the present invention is applied includes a pair of left and right side rail members 12 extending in the vehicle front-rear direction, and a pair of side rail members 12 in the vehicle width direction.
- a panel unit 18 In the present embodiment, the left side portion of the vehicle 10 will be described in detail, and the description of the right side portion arranged symmetrically with the left side portion will be omitted.
- the vehicle 10 further includes an upper side and a vehicle width direction from a lower end (one end) 24 a fastened to each side rail member 12 via bolts 20 and nuts 22 (see FIG. 4).
- a gusset 24 is provided that extends inward and has an upper end (the other end) fastened to the roof member 14.
- the gusset 24 is provided with a pair of reinforcing ribs 25 bulging toward the vehicle interior side and extending substantially parallel to the vehicle vertical direction, and bolt insertion holes 27 arranged at four corners.
- a front pillar 26 that suspends between the left side rail member 12 and the left side sill 16 is provided in front of the vehicle. Further, between the front pillar 26 and the side panel portion 18, a center pillar (pillar) 28 that extends in the vehicle vertical direction, has an upper end joined (coupled) to the left side rail member 12 and a lower end joined to the side sill 16. Is provided.
- the center pillar 28 is composed of an outer pillar 28a located on the outside of the vehicle interior and an inner pillar 28b located on the vehicle interior side.
- the upper end of the outer pillar 28a is joined (welded) to a rail outer 36 described later, and the inner pillar 28b is fastened together with the gusset 24 and the rail inner 34 by bolts 20 and nuts 22 and fixed.
- the center pillar 28 is divided into a left front door opening 30a and a left rear door opening 30b (see FIG. 1).
- the left side rail member 12 includes a side outer panel 32 that is located on the outermost side of the passenger compartment and exposed to the outer side of the passenger compartment, and a lower end (one end) 24 a of the gusset 24 along the vehicle vertical direction.
- the roof member 12 is disposed below the roof panel 38 in the vertical direction of the vehicle, and the roof panel 38 that forms a design surface facing the outside of the passenger compartment, and the left side rail member 12.
- the roof arch 40 extending in the vehicle width direction, and below the roof arch 40 in the vehicle vertical direction, and extending in the vehicle front-rear direction along the left side rail member 12 on the inner side in the vehicle width direction of the left side rail member 12.
- a roof stiffener 44 that is joined (welded) to the vehicle width direction outer side end portion 42 of the roof arch 40 and a plurality of members that extend along the vehicle width direction and are joined to the pair of side rail members 12.
- Roof cross members 46a to 46c see FIG. 1).
- a sunroof opening 50 having a substantially rectangular shape is formed in front of the roof member 12 in the vehicle.
- the roof arch 40 is provided so as to surround the sunroof opening 50 as viewed from the vehicle interior side.
- Five panel end portions each including 36 vehicle width direction inner side end portions 36a and rail inner direction end portions 34a of the rail inner 34 are laminated in the vehicle vertical direction and integrally joined (welded). .
- a first closed section 48 is formed between the upper roof arch 40 and the lower roof stiffener 44 along the vehicle vertical direction.
- the first closed cross section 48 has a substantially triangular cross section and is provided so as to extend along the vehicle longitudinal direction.
- the roof arch 40 includes an arch main body portion 40a having an upper flange 41 coupled to the lower surface of the roof panel 38, and a portion on the inner side in the vehicle width direction of the roof panel 38 in the vehicle width direction outer end portion 38a. And an arch joint portion 40c that extends outward from the lower end of the arch curve portion 40b in the vehicle width direction and is joined (welded) to the outer flange 44d of the roof stiffener 44.
- the arch coupling portion 40c is provided so as not to overlap the vehicle width direction outer side end portion 38a of the roof panel 38 in the vehicle width direction.
- a third closed section 54 that overlaps the second closed section 52 in the vehicle vertical direction is formed by the roof panel 38, the arch curved section 40b and the arch coupling section 40c of the roof arch 40, and the outer flange 44d of the roof stiffener 44. It is formed.
- the third closed section 54 is formed so as to overlap the first closed section 48 in the vehicle vertical direction via the roof arch 40.
- the rail inner 34 and the rail outer 36 form a fourth closed cross section 56 adjacent to the second closed cross section 52 along the vehicle width direction.
- FIG. 5 shows a state in which the side outer panel 32, the rail outer 36, the rail inner 34, the pillar outer 28 a, and the roof panel 38 that constitute the rail member 12 are removed from the vehicle 10. It is the top view which looked at the arch 40 from the top.
- the vehicle 10 to which the vehicle body superstructure according to the present embodiment is applied is basically configured as described above. Next, the function and effect will be described.
- the roof arch 40 and the roof stiffener 44 that are joined together form a first closed cross section 48, and the rail inner 34 of the side rail member 12, the outer wall 44 b of the roof stiffener 44, the outer flange 44 d,
- the second closed section 52 is formed by the gusset 24.
- the first closed cross section 48 and the second closed cross section 52 are adjacent to each other along the vehicle width direction, and the load in the vehicle width direction between the side rail member 12 and the roof member 14.
- the transmission is transmitted through two adjacent closed sections.
- the third closed section 54 that overlaps the second closed section 52 in the vehicle vertical direction is formed, so that the vehicle width direction between the side rail member 12 and the roof member 14 is increased.
- Load transmission is performed through the first closed section 48, the second closed section 52, and the third closed section 54.
- the load transmission efficiency in the vehicle width direction can be further improved, and the rigidity and strength of the upper part of the vehicle body can be further increased.
- first closed section 48 and the second closed section 52 are adjacent to each other in the vehicle width direction
- third closed section 54 is the first closed section 48 and the second closed section 52.
- the arrangement relationship of overlapping in the vehicle vertical direction The first closed cross-section 48, the second closed cross-section 52, and the third closed cross-section 54 are positioned adjacent to each other or overlapped in the vertical direction so that a load is applied between the plurality of closed cross-sections. It is possible to communicate efficiently, and the rigidity and strength of the upper part of the vehicle body can be further increased.
- the center pillar 28, the gusset 24, and the roof arch 40 are in a positional relationship in which they overlap each other in the vehicle width direction.
- the closed cross sections 48, 52, 54, and 56 are overlapped in the vehicle width direction.
- a side impact load input to the center pillar 28 can be efficiently transmitted to the upper part of the vehicle body, so that the side impact performance can be improved.
- the rollover load input to the roof member 14 can be efficiently transmitted to the vehicle body side portion, the rollover performance can be improved.
- the deformation load (deformation mode) input to the center pillar 28 and the roof member 14 when the vehicle bends around the corner can be distributed to the upper part of the vehicle body and the side part of the vehicle body. Performance can be improved.
- the design property is not deteriorated, and the rigidity and strength of the corner portion on the vehicle interior side connecting the roof member 14 and the center pillar 28 are ensured by a simple structure using the gusset 24.
- the vehicle body superstructure which can be obtained can be obtained.
- Vehicle 12 Side rail member 14 Roof member 28 Center pillar (pillar) 34 Rail inner 36 Rail outer 38 Roof panel 38a Outer end in the vehicle width direction (of the roof panel) 40 Roof arch 40a Arch main body 40b Arch curved portion 40c Arch coupling portion 42 Outer end in the vehicle width direction (of roof arch) 44 Roof stiffener 44a lower wall 44b outer side wall 44c inner side wall 44d outer flange 44e inner flange 45 hat-shaped cross section 48 first closed cross section 52 second closed cross section 54 third closed cross section 56 fourth closed cross section
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
Description
12 サイドレール部材
14 ルーフ部材
28 センタピラ(ピラ)
34 レールインナ
36 レールアウタ
38 ルーフパネル
38a (ルーフパネルの)車幅方向外側端部
40 ルーフアーチ
40a アーチ本体部
40b アーチ湾曲部
40c アーチ結合部
42 (ルーフアーチの)車幅方向外側端部
44 ルーフスティフナ
44a 下壁
44b 外側壁
44c 内側壁
44d 外フランジ
44e 内フランジ
45 ハット状断面部
48 第1閉断面
52 第2閉断面
54 第3閉断面
56 第4閉断面
Claims (5)
- 車両前後方向に延びる左右一対のサイドレール部材と、
前記一対のサイドレール部材に車幅方向の左右端部が支持されるルーフ部材と、
前記各サイドレール部材に結合される一端から上方側且つ車幅方向の内側に延びて、前記ルーフ部材に他端が結合されるガセットとを備える車体上部構造であって、
前記ルーフ部材は、
意匠面を構成するルーフパネルと、
前記ルーフパネルの下方に配置され、前記一対のサイドレール部材の間で車幅方向に延びるルーフアーチと、
前記ルーフアーチの下方に配置され、前記各サイドレール部材の車幅方向内側において前記各サイドレール部材に沿って車両前後方向に延びるように配置されると共に、前記ルーフアーチの車幅方向外側端部に結合されて第1閉断面を構成するルーフスティフナと、
を含み、
前記ガセットの他端は、前記ルーフスティフナに結合されることで、前記第1閉断面に隣り合う第2閉断面を形成することを特徴とする車体上部構造。 - 請求項1記載の車体上部構造において、
前記ルーフスティフナは、
上下方向で前記ルーフパネルに対向する下壁と、
前記下壁から上方に立ち上がって車幅方向で対向する外側壁及び内側壁と、
前記外側壁の上端から車幅方向外側に延びる外フランジと、
前記内側壁の上端から車幅方向内側に延びる内フランジと、
により形成されるハット状断面部を有し、
前記ルーフスティフナの前記外フランジは、前記ルーフパネルの車幅方向外側端部に結合され、
前記ルーフアーチは、
前記ルーフパネルの下面に結合されるアーチ本体部と、
前記ルーフパネルの車幅方向外側端部よりも車幅方向内側の部位を、前記アーチ本体部から下方に湾曲させて形成したアーチ湾曲部と、
前記アーチ湾曲部の下端から車幅方向外側に延びて前記ルーフスティフナの前記外フランジに結合されるアーチ結合部と、
を有し、
前記ルーフパネルと、前記ルーフアーチの前記アーチ湾曲部及び前記アーチ結合部と、前記ルーフスティフナの前記外フランジとによって、前記第2閉断面に対して車両上下方向で重畳する第3閉断面が形成されることを特徴とする車体上部構造。 - 請求項2記載の車体上部構造において、
前記第3閉断面は、前記ルーフアーチを介して前記第1閉断面と車両上下方向で重畳するように形成されることを特徴とする車体上部構造。 - 請求項1乃至請求項3のいずれか1項記載の車体上部構造において、
前記サイドレール部材は、
前記ガセットの一端が結合されるレールインナと、
前記レールインナの車幅方向外側に結合されるレールアウタと、
を有し、
前記レールインナ及び前記レールアウタにより、前記第2閉断面に隣り合う第4閉断面が形成されることを特徴とする車体上部構造。 - 請求項1乃至請求項4のいずれか1項記載の車体上部構造において、
車両上下方向に延びると共に、上端が前記サイドレール部材に結合されるピラをさらに備え、
前記ピラは、車体を上面視して、前記ガセット及び前記ルーフアーチと車幅方向で重畳する位置に配置されることを特徴とする車体上部構造。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201480063132.7A CN105745138B (zh) | 2013-11-19 | 2014-11-14 | 车身上部构造 |
US15/037,400 US9764770B2 (en) | 2013-11-19 | 2014-11-14 | Structure for upper part of vehicle body |
JP2015549126A JP6122969B2 (ja) | 2013-11-19 | 2014-11-14 | 車体上部構造 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013238837 | 2013-11-19 | ||
JP2013-238837 | 2013-11-19 |
Publications (1)
Publication Number | Publication Date |
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WO2015076195A1 true WO2015076195A1 (ja) | 2015-05-28 |
Family
ID=53179460
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2014/080191 WO2015076195A1 (ja) | 2013-11-19 | 2014-11-14 | 車体上部構造 |
Country Status (4)
Country | Link |
---|---|
US (1) | US9764770B2 (ja) |
JP (1) | JP6122969B2 (ja) |
CN (1) | CN105745138B (ja) |
WO (1) | WO2015076195A1 (ja) |
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US20140138988A1 (en) * | 2011-07-04 | 2014-05-22 | Honda Motor Co., Ltd. | Vehicle body structure and method for assembling vehicle body structure |
CN106143650A (zh) * | 2016-07-29 | 2016-11-23 | 北京汽车研究总院有限公司 | 一种汽车的角连接板结构及汽车 |
US20190126988A1 (en) * | 2017-10-26 | 2019-05-02 | Toyota Jidosha Kabushiki Kaisha | Vehicle-body upper structure |
EP3753816A1 (en) * | 2019-06-17 | 2020-12-23 | Mazda Motor Corporation | Upper vehicle-body structure, vehicle and method of providing or producing the same |
CN113771953A (zh) * | 2021-11-02 | 2021-12-10 | 杭州谦泰五金机械制造有限公司 | 一种新能源汽车井字形车体翻滚保护装置 |
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JP6508575B2 (ja) * | 2017-02-27 | 2019-05-08 | スズキ株式会社 | 車両ルーフ構造 |
JP6575015B2 (ja) * | 2017-07-07 | 2019-09-18 | 本田技研工業株式会社 | 車体構造 |
JP6919406B2 (ja) * | 2017-08-10 | 2021-08-18 | トヨタ自動車株式会社 | 車両側部構造 |
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JP7204936B2 (ja) * | 2019-02-22 | 2023-01-16 | ニッサン ノース アメリカ,インク | 車体構造 |
JP7251331B2 (ja) * | 2019-06-05 | 2023-04-04 | マツダ株式会社 | 上部車体構造 |
JP6959301B2 (ja) * | 2019-07-05 | 2021-11-02 | 本田技研工業株式会社 | 車両ルーフ構造 |
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- 2014-11-14 CN CN201480063132.7A patent/CN105745138B/zh active Active
- 2014-11-14 JP JP2015549126A patent/JP6122969B2/ja not_active Expired - Fee Related
- 2014-11-14 WO PCT/JP2014/080191 patent/WO2015076195A1/ja active Application Filing
- 2014-11-14 US US15/037,400 patent/US9764770B2/en active Active
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Cited By (8)
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US20140138988A1 (en) * | 2011-07-04 | 2014-05-22 | Honda Motor Co., Ltd. | Vehicle body structure and method for assembling vehicle body structure |
US9394018B2 (en) * | 2011-07-04 | 2016-07-19 | Honda Motor Co., Ltd. | Vehicle body structure and method for assembling vehicle body structure |
CN106143650A (zh) * | 2016-07-29 | 2016-11-23 | 北京汽车研究总院有限公司 | 一种汽车的角连接板结构及汽车 |
US20190126988A1 (en) * | 2017-10-26 | 2019-05-02 | Toyota Jidosha Kabushiki Kaisha | Vehicle-body upper structure |
JP2019077381A (ja) * | 2017-10-26 | 2019-05-23 | トヨタ自動車株式会社 | 車体上部構造 |
US10933918B2 (en) * | 2017-10-26 | 2021-03-02 | Toyota Jidosha Kabushiki Kaisha | Vehicle-body upper structure |
EP3753816A1 (en) * | 2019-06-17 | 2020-12-23 | Mazda Motor Corporation | Upper vehicle-body structure, vehicle and method of providing or producing the same |
CN113771953A (zh) * | 2021-11-02 | 2021-12-10 | 杭州谦泰五金机械制造有限公司 | 一种新能源汽车井字形车体翻滚保护装置 |
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CN105745138A (zh) | 2016-07-06 |
CN105745138B (zh) | 2017-12-05 |
JP6122969B2 (ja) | 2017-04-26 |
US20160288841A1 (en) | 2016-10-06 |
JPWO2015076195A1 (ja) | 2017-03-16 |
US9764770B2 (en) | 2017-09-19 |
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