JP2000043754A - Car body rear portion structure for automobile - Google Patents

Car body rear portion structure for automobile

Info

Publication number
JP2000043754A
JP2000043754A JP10213069A JP21306998A JP2000043754A JP 2000043754 A JP2000043754 A JP 2000043754A JP 10213069 A JP10213069 A JP 10213069A JP 21306998 A JP21306998 A JP 21306998A JP 2000043754 A JP2000043754 A JP 2000043754A
Authority
JP
Japan
Prior art keywords
rear end
rear pillar
section
joined
panel
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.)
Granted
Application number
JP10213069A
Other languages
Japanese (ja)
Other versions
JP3653995B2 (en
Inventor
将弘 ▲高▼城
Masahiro Takagi
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.)
Nissan Motor Co Ltd
Original Assignee
Nissan Motor Co Ltd
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 Nissan Motor Co Ltd filed Critical Nissan Motor Co Ltd
Priority to JP21306998A priority Critical patent/JP3653995B2/en
Publication of JP2000043754A publication Critical patent/JP2000043754A/en
Application granted granted Critical
Publication of JP3653995B2 publication Critical patent/JP3653995B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Body Structure For Vehicles (AREA)

Abstract

PROBLEM TO BE SOLVED: To improve the twisting rigidity of a connected portion between a rear pillar closed section rear opening part and a rear end cross closed section, which constitute a car body. SOLUTION: A rear pillar reinforcement is joined over an outer peripheral side flange inside a rear pillar inner 6 to increase the area of a rear pillar closed section 8, this closed section area is maintained by a side lower reinforcement 9 for continuous connection to a rear end cross closed section 4, and the extended portion 10 of the side lower reinforcement 9 is joined to a rear end panel 2 and a rear end cross member 3 to provide the complete connecting structure of the rear pillar constituting members. Thus, twisting rigidity in a connected part between the rear pillar closed section 8 and the rear end cross closed section 4 is increased.

Description

【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION

【0001】[0001]

【発明の属する技術分野】本発明は自動車、とりわけ、
バン型車等のバックドアタイプの自動車の車体後部構造
に関する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to automobiles,
The present invention relates to a rear body structure of a back door type automobile such as a van type car.

【0002】[0002]

【従来の技術】バン型車等のバックドアタイプの自動車
にあっては、後輪から車体リヤエンドに亘る後方オーバ
ーハング量が比較的大きくなり、これに伴ってバックド
アが装着される車体の後部開口部に作用する捩れ荷重が
大きくなる傾向にある。
2. Description of the Related Art In a back door type vehicle such as a van type vehicle, the amount of rear overhang from the rear wheel to the rear end of the vehicle body becomes relatively large, and accordingly, the rear part of the vehicle body to which the back door is mounted. The torsional load acting on the opening tends to increase.

【0003】従って、車体の後部開口部の側縁部を構成
するリヤピラーと、該後部開口部の下縁部を構成するリ
ヤエンドパネルおよびリヤエンドクロスメンバとの接続
部分の捩れ剛性を高める必要がある。
Therefore, it is necessary to increase the torsional rigidity of the connecting portion between the rear pillar constituting the side edge of the rear opening of the vehicle body and the rear end panel and the rear end cross member constituting the lower edge of the rear opening.

【0004】このため、従来では例えば特開平7−52
825号公報に示されているように、リヤピラーインナ
の面内にレインフォースを接合してリヤピラー閉断面を
構成し、前記接続部分の捩れ剛性を高める工夫がなされ
ている。
For this reason, conventionally, for example, Japanese Patent Laid-Open No. 7-52
As disclosed in Japanese Patent Application Laid-Open No. 825, a rear pillar closed section is formed by joining a reinforce in the plane of the rear pillar inner to improve the torsional rigidity of the connecting portion.

【0005】[0005]

【発明が解決しようとする課題】ところが、前述のよう
にリヤピラーインナの面内にレインフォースを接合して
リヤピラー閉断面を構成しても、該閉断面積が小さく制
約されてしまい、しかも、レインフォースの下端が途切
れてしまうため捩れ剛性をより高めようとする要望には
応えられない。
However, even if a closed rear cross section is formed by joining a reinforce in the plane of the rear pillar inner as described above, the closed cross sectional area is limited to a small value, and the rain cross section is restricted. Since the lower end of the force is interrupted, the demand for increasing the torsional rigidity cannot be met.

【0006】一方、特開平8−104258号公報に示
されているように、リヤピラーの閉断面をリヤピラーイ
ンナとそのレインフォース、および該レインフォースに
接続したリヤフレームとで構成するようにしたものも知
られているが、この場合もレインフォースの下端が途切
れる構造であるため、前者の構造と略同程度の捩れ剛性
が得られるにとどまってしまう。
On the other hand, as disclosed in Japanese Patent Application Laid-Open No. 8-104258, a closed cross section of a rear pillar is constituted by a rear pillar inner, a reinforcement thereof, and a rear frame connected to the reinforcement. Although it is known, also in this case, since the lower end of the reinforcement is interrupted, the torsional rigidity substantially equal to that of the former structure is obtained.

【0007】そこで、本発明はリヤピラーの閉断面積を
可及的に拡大できると共に、リヤピラー構成部材とリヤ
エンドパネルおよびリヤエンドクロスメンバとを完全に
接続して、リヤピラー閉断面とリヤエンドクロス閉断面
とを連続して接続することができて、これら閉断面同志
の接続部分の捩れ剛性を一段と高めることができる自動
車の車体後部構造を提供するものである。
Therefore, the present invention can enlarge the closed cross-sectional area of the rear pillar as much as possible, and completely connects the rear pillar constituent member to the rear end panel and the rear end cross member to form the rear pillar closed cross section and the rear end cross closed cross section. It is an object of the present invention to provide a rear body structure of a vehicle which can be connected continuously and can further increase the torsional rigidity of the connecting portions of these closed sections.

【0008】[0008]

【課題を解決するための手段】請求項1の発明にあって
は、リヤエンドクロスメンバの側部とフロアパネルとに
接合されるリヤピラーインナの内周側フランジと外周側
フランジとに跨ってリヤピラーレインフォースを接合し
て、リヤピラーインナの車幅方向寸法のリヤピラー閉断
面を構成し、該リヤピラーレインフォースの下縁に沿っ
て車両センター側に延設部を有するサイドロアレインフ
ォースを接合配置し、該サイドロアレインフォースの下
縁をフロアパネルに接合して前記リヤピラー閉断面の下
端部を構成すると共に、該サイドロアレインフォースの
延設部をリヤエンドパネルおよびリヤエンドクロスメン
バに接合して、該リヤピラー閉断面と、リヤエンドパネ
ルとリヤエンドクロスメンバとで構成したリヤエンドク
ロス閉断面とを連続させて接続したことを特徴としてい
る。
According to the first aspect of the present invention, a rear pillar rain straddles an inner peripheral flange and an outer peripheral flange of a rear pillar inner joined to a side portion of a rear end cross member and a floor panel. By joining the forces, a rear pillar closed cross section of the width dimension of the rear pillar inner is formed, and a side lower reinforcement having an extending portion on the vehicle center side along the lower edge of the rear pillar reinforcement is joined and arranged. The lower edge of the side lower reinforcement is joined to the floor panel to form the lower end of the rear pillar closed cross section, and the extended portion of the side lower reinforcement is joined to the rear end panel and the rear end cross member to close the rear pillar. The cross-section and the closed cross-section of the rear end cross composed of the rear end panel and the rear end cross member are linked. It is characterized in that connected by.

【0009】請求項2の発明にあっては、請求項1に記
載のサイドロアレインフォースの外周側の側面と、リヤ
エンドパネル側縁とリヤフェンダ後縁との接続部間とに
跨ってパッチプレートを接合配置し、サイドロアレイン
フォースとリヤエンドパネルとの間に第2のリヤピラー
閉断面を構成したことを特徴としている。
According to a second aspect of the present invention, the patch plate is provided so as to extend over the side surface on the outer peripheral side of the side lower reinforcement according to the first aspect and between the connecting portions between the side edge of the rear end panel and the rear edge of the rear fender. The second rear pillar closed cross section is formed between the side lower reinforcement and the rear end panel.

【0010】請求項3の発明にあっては、請求項1,2
に記載のリヤエンドパネルの側部に、前方に向けて曲折
したパネル補強面を設け、サイドロアレインフォースの
延設部を該パネル補強面に接合したことを特徴としてい
る。
According to the third aspect of the present invention,
A panel reinforcing surface bent forward is provided on a side portion of the rear end panel described in (1), and an extended portion of the side lower reinforcement is joined to the panel reinforcing surface.

【0011】[0011]

【発明の効果】請求項1に記載の発明によれば、リヤピ
ラーレインフォースはリヤピラーインナの内周側フラン
ジと外周側フランジとに跨って接合して、リヤピラー閉
断面をリヤピラーインナの車幅方向寸法で構成し、ピラ
ー閉断面積を拡大してあると共に、このリヤピラーレイ
ンフォースの下縁に沿って接合したサイドロアレインフ
ォースによって、リヤエンドクロス閉断面との接続部分
となるリヤピラー閉断面の下端部を、拡大した面積を維
持した状態で構成してあり、しかも、このサイドロアレ
インフォースの延設部をリヤエンドパネルとリヤエンド
クロスメンバとに接合して、リヤピラー構成部材をこれ
らリヤエンドパネルとリヤエンドクロスメンバとに完全
に接続して、リヤピラー閉断面と、リヤエンドクロス閉
断面とを連続して接続してあるため、これら閉断面同志
の接続部分の捩れ剛性を一段と高めることができる。
According to the first aspect of the present invention, the rear pillar reinforce is joined across the inner peripheral side flange and the outer peripheral side flange of the rear pillar inner, and the rear pillar closed cross section is dimensioned in the vehicle width direction of the rear pillar inner. In addition to the enlarged pillar cross-sectional area, the lower end of the rear pillar closed cross-section, which is the connecting part with the rear end cross closed cross-section, is connected by the side lower reinforcement joined along the lower edge of this rear pillar reinforce. The extended area of the side lower reinforcement is joined to the rear end panel and the rear end cross member, and the rear pillar component is connected to the rear end panel and the rear end cross member. To the rear pillar closed section and the rear end cross closed section continuously. Because it has continued, and it is possible to increase the torsional rigidity of the connecting portion of closed cross each other further.

【0012】また、前述のようにサイドロアレインフォ
ースは車両センター側に延びる延設部を備えていて、リ
ヤエンドパネルとのオーバーラップ量を大きくした状態
で該リヤエンドパネルに接合してあるため、サイドロア
レインフォースとリヤエンドパネルおよびリヤエンドク
ロスメンバとの接続剛性が高く、捩れ剛性をより一層高
めることができる。
Further, as described above, the side lower reinforcement has an extended portion extending toward the vehicle center, and is joined to the rear end panel in a state where the amount of overlap with the rear end panel is large. The connection rigidity between the lower reinforcement and the rear end panel and the rear end cross member is high, and the torsional rigidity can be further increased.

【0013】請求項2に記載の発明によれば、請求項1
の発明の効果に加えて、パッチプレートによってリヤエ
ンドクロス閉断面との接続部分となるリヤピラー閉断面
の下端部に第2のリヤピラー閉断面を構成し、リヤピラ
ー閉断面の総面積を拡大してあることと併せて、サイド
ロアレインフォースがリヤピラー閉断面と第2のリヤピ
ラー閉断面とを隔成する車幅方向のリブ壁として存在す
るようになるから、捩れ剛性を更に高めることができ
る。
According to the second aspect of the present invention, the first aspect is provided.
In addition to the effects of the invention, the second rear pillar closed cross section is formed at the lower end of the rear pillar closed cross section serving as a connecting portion with the rear end cross closed cross section by the patch plate, and the total area of the rear pillar closed cross section is enlarged. In addition, since the side lower reinforcements are present as rib walls in the vehicle width direction that separate the rear pillar closed cross section and the second rear pillar closed cross section, the torsional rigidity can be further increased.

【0014】請求項3に記載の発明によれば、請求項
1,2の発明の効果に加えて、リヤエンドパネルはその
側部に前方に曲折したパネル補強面を備えていて、該パ
ネル補強面にサイドロアレインフォースの延設部を接合
してあるから、サイドロアレインフォースとの接合剛性
を高められ、延いては前記捩れ剛性を他の補強部材を用
いることなくより効果的に高めることができる。
According to the third aspect of the present invention, in addition to the effects of the first and second aspects, the rear end panel is provided with a panel reinforcing surface which is bent forward on a side portion thereof. Since the extended portion of the side lower reinforcement is joined to the side, the joining rigidity with the side lower reinforcement can be increased, and the torsional rigidity can be increased more effectively without using other reinforcing members. it can.

【0015】[0015]

【発明の実施の形態】以下、本発明の一実施形態を図面
と共に詳述する。
DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below in detail with reference to the drawings.

【0016】図1,2において、1はフロアセンター1
Aとフロアサイド1Bとからなるフロアパネル、2はフ
ロアパネル1の後縁フランジ1aに接合したリヤエンド
パネル、3は逆L字形断面に形成されて、後縁フランジ
3aをリヤエンドパネル2の上縁フランジ2aに接合
し、下縁フランジ3bをフロアパネル1に接合したリヤ
エンドクロスメンバを示し、これらリヤエンドパネル2
とリヤエンドクロスメンバ3およびフロアパネル1の後
端部とでリヤエンドクロス閉断面4を構成している(図
4,5参照)。
1 and 2, reference numeral 1 denotes a floor center 1.
A and a floor side 1B, a rear end panel 2 joined to a rear edge flange 1a of the floor panel 1, 3 is formed in an inverted L-shaped cross section, and the rear edge flange 3a is an upper edge flange of the rear end panel 2. 2a and a rear end cross member in which a lower edge flange 3b is joined to the floor panel 1.
The rear end cross member 3 and the rear end of the floor panel 1 form a rear end cross closed section 4 (see FIGS. 4 and 5).

【0017】リヤエンドパネル2の側部の略下半部に
は、前方に向けて略くの字状に曲折したパネル補強面5
を形成してある(図4,7,8参照)。
A substantially lower half of the side of the rear end panel 2 has a panel reinforcing surface 5 which is bent substantially in the shape of a square toward the front.
(See FIGS. 4, 7, and 8).

【0018】6は内周側の側縁にリヤエンドクロスメン
バ3の上壁に連なって車体後部開口部の周壁を構成する
側壁を備えたリヤピラーインナで、下縁フランジ6aを
フロアパネル1に接合してあると共に、車両センター側
に延出した内周側の端部をリヤエンドクロスメンバ3の
側部に外嵌して接合してある。
Reference numeral 6 denotes a rear pillar inner having a side wall which is connected to an upper wall of the rear end cross member 3 at an inner peripheral side and forms a peripheral wall of a rear opening of the vehicle body, and a lower edge flange 6a is joined to the floor panel 1. In addition, the inner peripheral end extending toward the vehicle center is externally fitted to and joined to the side of the rear end cross member 3.

【0019】7はリヤピラーインナ6の外側に配置した
リヤピラーレインフォースで、リヤピラーインナ6の前
記側壁後縁に設けた内周側フランジ6bと、外周側フラ
ンジ6cとに跨って接合して、該リヤピラーインナ6の
車幅方向寸法のリヤピラー閉断面8を構成している(図
6参照)。
Reference numeral 7 denotes a rear pillar reinforce disposed outside the rear pillar inner 6, which is joined to an inner peripheral flange 6b provided on the rear edge of the side wall of the rear pillar inner 6 and an outer peripheral flange 6c to join the rear pillar inner force. A rear pillar closed cross section 8 having a size in the vehicle width direction of the inner 6 is formed (see FIG. 6).

【0020】このリヤピラーレインフォース7は図2の
鎖線で示すように、リヤピラーインナ6の内周側の側壁
が車両センター側へ弯曲して延びるコーナー部付近の高
さ位置まで存在している。
As shown by the chain line in FIG. 2, the rear pillar reinforce 7 extends to a height near a corner where the inner peripheral side wall of the rear pillar inner 6 curves toward the vehicle center.

【0021】9は上縁の接合代9aの部分で前記リヤピ
ラーレインフォース7の下縁に沿って接合して、該リヤ
ピラーレインフォース7の下方延長上に配設したサイド
ロアレインフォースを示す。
Reference numeral 9 denotes a side lower reinforcement which is joined along a lower edge of the rear pillar reinforce 7 at a joint margin 9a at an upper edge and is disposed on a downward extension of the rear pillar reinforce 7.

【0022】このサイドロアレインフォース9は後壁に
車両センター側に延びる延設部10を備え、外周側に曲
折した側壁の前縁をリヤピラーレインフォース7と同様
にリヤピラーインナ6の外周側フランジ6cに接合し、
かつ、該側壁の下縁の接合代9bをフロアサイド1Bの
側部上縁に接合すると共に、後壁下縁に延設部10の形
成範囲に亘って設けた接合代9cを、フロアパネル1の
後縁フランジ1aとリヤエンドパネル2との間に挟んで
接合して、前記ピラー閉断面8の下端部を構成してい
る。
The side lower reinforcement 9 has an extended portion 10 extending toward the vehicle center on the rear wall, and the front edge of the side wall bent to the outer peripheral side has the outer peripheral flange 6c of the rear pillar inner 6 like the rear pillar reinforce 7. Joined to
In addition, the joining margin 9c of the lower edge of the side wall is joined to the upper edge of the side of the floor side 1B, and the joining margin 9c provided over the formation area of the extension 10 at the lower edge of the rear wall is attached to the floor panel 1 And is joined between the rear edge flange 1a and the rear end panel 2 to form the lower end of the pillar closed cross section 8.

【0023】延設部10の車両センター側の端部は、リ
ヤエンドパネル2のパネル補強面5の曲折形状に合わせ
て曲折成形してあり、該延設部10の上縁フランジ10
aを部分的にリヤピラーインナ6の内周側フランジ6b
と共にリヤエンドクロスメンバ3の後縁フランジ3a
と、リヤエンドパネル2の上縁フランジ2aとに一体的
に接合すると共に、該上縁フランジ10aをリヤエンド
クロスメンバ3の上壁に接合し、かつ、延設部10の曲
折成形した部分をリヤエンドパネル2のパネル補強面5
に重合して接合することによって、前記リヤピラー閉断
面8と、リヤエンドクロス閉断面4とを連続させて接続
してある(図3,4,7参照)。
The end of the extension 10 on the vehicle center side is bent and formed in accordance with the bent shape of the panel reinforcing surface 5 of the rear end panel 2.
a is partially changed to the inner peripheral side flange 6b of the rear pillar inner 6
With the rear edge flange 3a of the rear end cross member 3
And the upper edge flange 2a of the rear end panel 2 and the upper edge flange 10a of the rear end panel 2. The upper edge flange 10a is joined to the upper wall of the rear end cross member 3; 2 panel reinforcement surface 5
The rear pillar closed cross section 8 and the rear end cross closed cross section 4 are continuously connected to each other by superimposing and joining (see FIGS. 3, 4, and 7).

【0024】11はパッチプレートを示し、前縁の接合
代11aを前記サイドロアレインフォース9の外周側の
側壁の後縁部分に接合すると共に、後縁フランジ11b
をリヤエンドパネル2の側縁フランジ2bと、リヤフェ
ンダ12の後縁フランジ12aとの間に挟んで一体的に
接合して、サイドロアレインフォース9とリヤエンドパ
ネル2との間に第2のリヤピラー閉断面13を構成して
いる(図6,7,8参照)。
Numeral 11 denotes a patch plate, which joins a joint margin 11a at a front edge to a rear edge portion of a side wall on an outer peripheral side of the side lower reinforcement 9 and a rear edge flange 11b.
Between the side edge flange 2b of the rear end panel 2 and the rear edge flange 12a of the rear fender 12 and integrally joined to form a second rear pillar closed cross section between the side lower reinforcement 9 and the rear end panel 2. 13 (see FIGS. 6, 7, and 8).

【0025】図1,2中、14はリヤフェンダ12の一
部を構成して図外のリヤコンビランプの装着部を構成す
るリヤコンビランプベースで、下縁の接合代14aをリ
ヤフェンダ12とリヤエンドパネル2とに亘って接合す
ると共に、内周側フランジ14bをリヤピラーインナ6
の内周側フランジ6bおよびリヤエンドパネル2の上縁
フランジ2aに一体的に接合してある。
In FIGS. 1 and 2, reference numeral 14 denotes a rear combination lamp base which constitutes a part of the rear fender 12 and constitutes a mounting portion of a rear combination lamp (not shown). 2 and the inner peripheral flange 14 b is connected to the rear pillar inner 6.
Are integrally joined to the inner peripheral flange 6b and the upper edge flange 2a of the rear end panel 2.

【0026】以上の実施形態の構造によれば、リヤピラ
ーレインフォース7は、リヤピラーインナ6の内周側フ
ランジ6bと外周側フランジ6cとに跨って接合して、
リヤピラー閉断面8をリヤピラーインナ6の車幅方向寸
法で構成し、ピラー閉断面積を拡大してあると共に、こ
のリヤピラーレインフォース7の下縁に沿って接合した
サイドロアレインフォース9によって、リヤエンドクロ
ス閉断面4との接続部分となるリヤピラー閉断面8の下
端部を、拡大した面積を維持した状態で構成してあり、
しかも、このサイドロアレインフォース9の延設部10
をリヤエンドパネル2とリヤエンドクロスメンバ3とに
接合して、リヤピラー構成部材をこれらリヤエンドパネ
ル2とリヤエンドクロスメンバ3とに完全に接続して、
リヤピラー閉断面8と、リヤエンドクロス閉断面4とを
連続して接続してあるため、これら閉断面4,8の接続
部分の捩れ剛性を一段と高めることができる。
According to the structure of the above embodiment, the rear pillar reinforce 7 is joined to the inner peripheral flange 6b and the outer peripheral flange 6c of the rear pillar inner 6 so as to join.
The rear pillar closed cross section 8 is configured to have the size of the rear pillar inner 6 in the vehicle width direction, the pillar closed cross sectional area is enlarged, and the rear lower reinforcement 9 joined along the lower edge of the rear pillar reinforce 7 allows the rear end cross section to be formed. The lower end of the rear pillar closed section 8 which is a connection portion with the closed section 4 is configured in a state where the enlarged area is maintained,
Moreover, the extension 10 of the side lower reinforcement 9
Is joined to the rear end panel 2 and the rear end cross member 3, and the rear pillar components are completely connected to the rear end panel 2 and the rear end cross member 3,
Since the rear pillar closed section 8 and the rear end cross closed section 4 are continuously connected, the torsional rigidity of the connecting portion of the closed sections 4 and 8 can be further increased.

【0027】また、前述のようにサイドロアレインフォ
ース9は車両センター側に延びる延設部10を備えてい
て、リヤエンドパネル2とのオーバーラップ量を大きく
した状態で該リヤエンドパネル2に接合してあるため、
サイドロアレインフォース9とリヤエンドパネル2およ
びリヤエンドクロスメンバ3との接続剛性が高く、捩れ
剛性をより一層高めることができる。
As described above, the side lower reinforcement 9 has the extending portion 10 extending toward the vehicle center, and is joined to the rear end panel 2 in a state where the overlap with the rear end panel 2 is increased. Because
The connection rigidity between the side lower reinforcement 9 and the rear end panel 2 and the rear end cross member 3 is high, and the torsional rigidity can be further increased.

【0028】特に本実施形態では、前述のようにパッチ
プレート11によって、リヤエンドクロス閉断面4との
接続部分となるリヤピラー閉断面8の下端部に第2のリ
ヤピラー閉断面13を構成し、リヤピラー閉断面の総面
積を拡大してあることと併せて、サイドロアレインフォ
ース9がリヤピラー閉断面8と第2のリヤピラー閉断面
13とを隔成する車幅方向のリブ壁として存在するよう
になるから、捩れ剛性を更に高めることができる。
In particular, in the present embodiment, as described above, the second rear pillar closed cross section 13 is formed at the lower end of the rear pillar closed cross section 8 serving as a connecting portion with the rear end cross closed cross section 4 by the patch plate 11, and the rear pillar closed cross section 13 is formed. In addition to the fact that the total area of the cross section is enlarged, the side lower reinforcement 9 is present as a rib wall in the vehicle width direction separating the rear pillar closed section 8 and the second rear pillar closed section 13. The torsional rigidity can be further increased.

【0029】また、リヤエンドパネル2はその側部に前
方に曲折したパネル補強面5を備えていて、該パネル補
強面5にサイドロアレインフォース9の延設部10を接
合してあるから、サイドロアレインフォース9との接合
剛性を高められ、延いては前記捩れ剛性を他の補強部材
を用いることなく効果的に高めることができる。
The rear end panel 2 has a panel reinforcing surface 5 bent forward on the side thereof, and the extended portion 10 of the side lower reinforcement 9 is joined to the panel reinforcing surface 5. The joining rigidity with the lower reinforcement 9 can be increased, and thus the torsional rigidity can be effectively increased without using another reinforcing member.

【図面の簡単な説明】[Brief description of the drawings]

【図1】本発明の一実施形態の要部を示す斜視図。FIG. 1 is a perspective view showing a main part of an embodiment of the present invention.

【図2】本発明の一実施形態の分解斜視図。FIG. 2 is an exploded perspective view of one embodiment of the present invention.

【図3】図2のA−A線に相当する組立状態の断面図。FIG. 3 is a sectional view of an assembled state corresponding to line AA in FIG. 2;

【図4】図1のB−B線に沿う断面図。FIG. 4 is a sectional view taken along the line BB of FIG. 1;

【図5】図1のC−C線に沿う断面図。FIG. 5 is a sectional view taken along the line CC of FIG. 1;

【図6】図2のD−D線に相当する組立状態の断面図。FIG. 6 is a sectional view of an assembled state corresponding to line DD in FIG. 2;

【図7】図2のE−E線に相当する組立状態の断面図。FIG. 7 is a sectional view of an assembled state corresponding to line EE in FIG. 2;

【図8】図2のF−F線に相当する組立状態の断面図。FIG. 8 is a sectional view of an assembled state corresponding to line FF in FIG. 2;

【符号の説明】[Explanation of symbols]

1 フロアパネル 2 リヤエンドパネル 3 リヤエンドクロスメンバ 4 リヤエンドクロス閉断面 5 パネル補強面 6 リヤピラーインナ 6b 内周側フランジ 6c 外周側フランジ 7 リヤピラーレインフォース 8 リヤピラー閉断面 9 サイドロアレインフォース 10 延設部 11 パッチプレート 12 リヤフェンダ 13 第2のリヤピラー閉断面 REFERENCE SIGNS LIST 1 floor panel 2 rear end panel 3 rear end cross member 4 rear end cross closed section 5 panel reinforcing surface 6 rear pillar inner 6b inner peripheral flange 6c outer peripheral flange 7 rear pillar reinforce 8 rear pillar closed section 9 side lower reinforcement 10 extension section 11 patch Plate 12 Rear fender 13 Second rear pillar closed cross section

Claims (3)

【特許請求の範囲】[Claims] 【請求項1】 リヤエンドクロスメンバの側部とフロア
パネルとに接合されるリヤピラーインナの内周側フラン
ジと外周側フランジとに跨ってリヤピラーレインフォー
スを接合して、リヤピラーインナの車幅方向寸法のリヤ
ピラー閉断面を構成し、該リヤピラーレインフォースの
下縁に沿って車両センター側に延設部を有するサイドロ
アレインフォースを接合配置し、該サイドロアレインフ
ォースの下縁をフロアパネルに接合して前記リヤピラー
閉断面の下端部を構成すると共に、該サイドロアレイン
フォースの延設部をリヤエンドパネルおよびリヤエンド
クロスメンバに接合して、該リヤピラー閉断面と、リヤ
エンドパネルとリヤエンドクロスメンバとで構成したリ
ヤエンドクロス閉断面とを連続させて接続したことを特
徴とする自動車の車体後部構造。
1. A rear pillar reinforcement is joined to an inner peripheral flange and an outer peripheral flange of a rear pillar inner jointed to a side portion of a rear end cross member and a floor panel, and the rear pillar inner has a dimension in a vehicle width direction. A rear pillar closed cross section is formed, and a side lower reinforcement having an extending portion on the vehicle center side is joined and arranged along a lower edge of the rear pillar reinforcement, and a lower edge of the side lower reinforcement is joined to a floor panel. A rear end comprising the rear pillar closed cross section, the rear end panel and the rear end cross member; An automobile car characterized in that the cross section is continuously connected to the cross section. Posterior structure.
【請求項2】 サイドロアレインフォースの外周側の側
面と、リヤエンドパネル側縁とリヤフェンダ後縁との接
続部間とに跨ってパッチプレートを接合配置し、サイド
ロアレインフォースとリヤエンドパネルとの間に第2の
リヤピラー閉断面を構成したことを特徴とする請求項1
に記載の自動車の車体後部構造。
2. A patch plate, which is joined and disposed over an outer peripheral side surface of a side lower reinforcement and a connection portion between a side edge of a rear end panel and a rear edge of a rear fender, and is provided between the side lower reinforcement and the rear end panel. A second rear pillar having a closed cross section.
The vehicle body rear structure according to claim 1.
【請求項3】 リヤエンドパネルの側部に、前方に向け
て曲折したパネル補強面を設け、サイドロアレインフォ
ースの延設部を該パネル補強面に接合したことを特徴と
する請求項1,2に記載の自動車の車体後部構造。
3. A panel reinforcing surface which is bent forward and provided on a side portion of a rear end panel, and an extended portion of a side lower reinforcement is joined to the panel reinforcing surface. The vehicle body rear structure according to claim 1.
JP21306998A 1998-07-28 1998-07-28 Car body rear structure Expired - Fee Related JP3653995B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP21306998A JP3653995B2 (en) 1998-07-28 1998-07-28 Car body rear structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP21306998A JP3653995B2 (en) 1998-07-28 1998-07-28 Car body rear structure

Publications (2)

Publication Number Publication Date
JP2000043754A true JP2000043754A (en) 2000-02-15
JP3653995B2 JP3653995B2 (en) 2005-06-02

Family

ID=16633032

Family Applications (1)

Application Number Title Priority Date Filing Date
JP21306998A Expired - Fee Related JP3653995B2 (en) 1998-07-28 1998-07-28 Car body rear structure

Country Status (1)

Country Link
JP (1) JP3653995B2 (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020081866A (en) * 2001-04-20 2002-10-30 기아자동차주식회사 Rear impacting reinforcement sturcture of vehicle
KR20040044305A (en) * 2002-11-21 2004-05-28 현대자동차주식회사 Reinforcing structure for rear corner in a automobile
JP2009120078A (en) * 2007-11-16 2009-06-04 Suzuki Motor Corp Tail end member jointing structure of vehicle
JP2010241293A (en) * 2009-04-07 2010-10-28 Honda Motor Co Ltd Vehicle-body rear structure
JP2012030758A (en) * 2010-08-03 2012-02-16 Honda Motor Co Ltd Vehicle body rear part structure
JP2012030757A (en) * 2010-08-03 2012-02-16 Honda Motor Co Ltd Vehicle body rear part structure
EP2599691A2 (en) * 2010-08-03 2013-06-05 Honda Motor Co., Ltd. Vehicle body rear part structure
CN107521567A (en) * 2016-06-16 2017-12-29 铃木株式会社 Vehicle rear body structure

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020081866A (en) * 2001-04-20 2002-10-30 기아자동차주식회사 Rear impacting reinforcement sturcture of vehicle
KR20040044305A (en) * 2002-11-21 2004-05-28 현대자동차주식회사 Reinforcing structure for rear corner in a automobile
JP2009120078A (en) * 2007-11-16 2009-06-04 Suzuki Motor Corp Tail end member jointing structure of vehicle
JP2010241293A (en) * 2009-04-07 2010-10-28 Honda Motor Co Ltd Vehicle-body rear structure
JP2012030758A (en) * 2010-08-03 2012-02-16 Honda Motor Co Ltd Vehicle body rear part structure
JP2012030757A (en) * 2010-08-03 2012-02-16 Honda Motor Co Ltd Vehicle body rear part structure
EP2599691A2 (en) * 2010-08-03 2013-06-05 Honda Motor Co., Ltd. Vehicle body rear part structure
EP2599692A3 (en) * 2010-08-03 2013-06-19 Honda Motor Co., Ltd. Vehicle body rear part structure
EP2599691A3 (en) * 2010-08-03 2013-06-19 Honda Motor Co., Ltd. Vehicle body rear part structure
CN107521567A (en) * 2016-06-16 2017-12-29 铃木株式会社 Vehicle rear body structure
DE102017106519B4 (en) 2016-06-16 2020-01-09 Suzuki Motor Corporation Vehicle rear structure
CN107521567B (en) * 2016-06-16 2020-01-14 铃木株式会社 Vehicle rear structure

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