JP7067227B2 - Rear structure of the car body - Google Patents

Rear structure of the car body Download PDF

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Publication number
JP7067227B2
JP7067227B2 JP2018078825A JP2018078825A JP7067227B2 JP 7067227 B2 JP7067227 B2 JP 7067227B2 JP 2018078825 A JP2018078825 A JP 2018078825A JP 2018078825 A JP2018078825 A JP 2018078825A JP 7067227 B2 JP7067227 B2 JP 7067227B2
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vehicle body
rear end
tailgate
cross member
vehicle
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JP2019182345A (en
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哲雄 井上
哲也 原澤
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Isuzu Motors Ltd
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Isuzu Motors Ltd
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Priority to JP2018078825A priority Critical patent/JP7067227B2/en
Priority to PCT/JP2019/015931 priority patent/WO2019203145A1/en
Priority to CN201980025665.9A priority patent/CN111971222A/en
Publication of JP2019182345A publication Critical patent/JP2019182345A/en
Priority to PH12020551679A priority patent/PH12020551679A1/en
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    • 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
    • B62D25/20—Floors or bottom sub-units

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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)

Description

本開示は、車体後部構造に関し、特に、テールゲート（後部扉）を備える車両の車体後部構造に関する。 The present disclosure relates to a vehicle body rear structure, and more particularly to a vehicle body rear structure of a vehicle having a tailgate (rear door).

ＳＵＶ（Sport Utility Vehicle）やワンボックス車、ハッチバック車等、車体の後部側にテールゲートを備える車両が一般に普及している。この種の車両の車体後部構造の一例として、例えば、特許文献１には、テールゲート開口部の下方に板状のフロアエンド延設部を配置した構造が開示されている。 Vehicles equipped with a tailgate on the rear side of the vehicle body, such as SUVs (Sport Utility Vehicles), one-box vehicles, and hatchback vehicles, are generally widespread. As an example of the vehicle body rear structure of this type of vehicle, for example, Patent Document 1 discloses a structure in which a plate-shaped floor end extension is arranged below the tailgate opening.

特開２０１７－１５４６６９号公報JP-A-2017-154669

ところで、車体後部構造を構成するフレーム体のうち最も後端側のリアエンドクロスメンバが、テールゲートの後端面よりも車体前側に配置されていると、追突時等に車両に後方から作用する衝撃力をリアバンパが十分に吸収できない場合には、テールゲートの損傷を招いてしまう可能性がある。 By the way, if the rear end cross member on the rearmost end side of the frame body constituting the rear end structure of the vehicle body is arranged on the front side of the vehicle body rather than the rear end surface of the tailgate, the impact force acting on the vehicle from the rear at the time of a rear-end collision or the like. If the rear bumper does not absorb enough, it may cause damage to the tailgate.

本開示の技術は、車両に後方から作用する衝撃力に対してテールゲートの保護を効果的に図ることを目的とする。 The technique of the present disclosure is intended to effectively protect the tailgate against an impact force acting on the vehicle from behind.

本開示の技術は、車体の後部側にテールゲートを備える車両の車体後部構造であって、車体前後方向に延びる左右一対の第1及び第２の縦メンバと、前記第1及び第２の縦メンバの車体前後方向の後端部間に車体幅方向に架け渡された第1の横メンバと、を備え、前記第1の横メンバの少なくとも後端面が前記テールゲートよりも車体後方側に配置されていることを特徴とする。 The technique of the present disclosure is a vehicle body rear structure having a tailgate on the rear side of the vehicle body, which is a pair of left and right first and second vertical members extending in the front-rear direction of the vehicle body, and the first and second vertical members. A first lateral member is provided between the rear ends of the members in the front-rear direction of the vehicle body in the width direction of the vehicle body, and at least the rear end surface of the first lateral member is arranged on the rear side of the vehicle body with respect to the tailgate. It is characterized by being done.

また、前記第1及び第２の縦メンバの前記第１の横メンバよりも車体前側の部位に車体幅方向に架け渡された第２の横メンバと、前記第１の横メンバと前記第２の横メンバとの間に車体前後方向に架け渡された第３の縦メンバと、をさらに備えることが好ましい。 Further, a second horizontal member bridged over a portion of the first and second vertical members on the front side of the vehicle body in the vehicle body width direction, the first horizontal member, and the second horizontal member. It is preferable to further include a third vertical member bridged between the horizontal members and the vehicle body in the front-rear direction.

また、前記第３の縦メンバが上方視で後方側が広がるＹ字状に形成されていることが好ましい。 Further, it is preferable that the third vertical member is formed in a Y shape in which the rear side is widened when viewed upward.

また、前記第３の縦メンバが側方視で上方に凸となるように屈曲又は湾曲して形成されていることが好ましい。 Further, it is preferable that the third vertical member is bent or curved so as to be convex upward in a lateral view.

また、前記第３の縦メンバがスペアタイヤを保持するスペアタイヤメンバであってもよい。 Further, the third vertical member may be a spare tire member for holding the spare tire.

本開示の技術によれば、車両に後方から作用する衝撃力に対してテールゲートの保護を効果的に図ることができる。 According to the technique of the present disclosure, it is possible to effectively protect the tailgate against an impact force acting on the vehicle from behind.

本実施形態に係る車両の車体後部構造を示す模式的な斜視図である。It is a schematic perspective view which shows the vehicle body rear structure of the vehicle which concerns on this embodiment. 本実施形態に係るリアエンドクロスメンバ、テールゲート及び、リアバンパの模式的な縦断面図である。It is a schematic vertical sectional view of a rear end cross member, a tailgate, and a rear bumper which concerns on this embodiment. （Ａ）は本実施形態に係るリアエンドクロスメンバの模式的な側面図であり、（Ｂ）はスペアタイヤメンバが変形した状態を説明する模式図である。(A) is a schematic side view of the rear end cross member according to the present embodiment, and (B) is a schematic view illustrating a state in which the spare tire member is deformed.

以下、添付図面に基づいて、本実施形態に係る車体後部構造について説明する。同一の部品には同一の符号を付してあり、それらの名称および機能も同じである。したがって、それらについての詳細な説明は繰返さない。 Hereinafter, the vehicle body rear structure according to the present embodiment will be described with reference to the attached drawings. The same parts are designated by the same reference numerals, and their names and functions are also the same. Therefore, detailed explanations about them will not be repeated.

図１は、本実施形態に係る車両Ｖの車体後部構造１を示す模式的な斜視図である。車両Ｖは、例えば、ＳＵＶ（Sport Utility Vehicle）やワンボックス車、ハッチバック車等、車体の後部側に不図示のテールゲートを備える車両である。なお、車両Ｖの種類は、これらに限定されず、車体の後部側にテールゲートを備える他の車両であってもよい。 FIG. 1 is a schematic perspective view showing a vehicle body rear structure 1 of a vehicle V according to the present embodiment. The vehicle V is, for example, an SUV (Sport Utility Vehicle), a one-box vehicle, a hatchback vehicle, or the like, which is provided with a tailgate (not shown) on the rear side of the vehicle body. The type of vehicle V is not limited to these, and may be another vehicle having a tailgate on the rear side of the vehicle body.

図１に示すように、車体後部構造１は、車体前後方向に延びる左右一対のサイドメンバ１０と、左右のサイドメンバ１０の後端部間に架け渡されたリアエンドクロスメンバ２０と、左右のサイドメンバ１０のリアエンドクロスメンバ２０よりも車体前側の所定部位に架け渡されたリアサスペンションクロスメンバ（以下、単にサスクロスメンバと称する）３０と、リアエンドクロスメンバ２０とサスクロスメンバ３０とに架け渡されたスペアタイヤメンバ４０とを備えている。 As shown in FIG. 1, the vehicle body rear structure 1 includes a pair of left and right side members 10 extending in the front-rear direction of the vehicle body, a rear end cross member 20 bridged between the rear end portions of the left and right side members 10, and left and right sides. The rear suspension cross member (hereinafter, simply referred to as a suspension cross member) 30 spanned to a predetermined portion on the front side of the vehicle body of the member 10 and the rear end cross member 20 and the suspension cross member 30. It is equipped with a spare tire member 40.

サイドメンバ１０（第１及び、第２の縦メンバ）は、車体幅方向の内側に開口する断面略Ｕ字状のアウタメンバ１１と、車体幅方向の外側に開口する断面略Ｕ字状のインナメンバ１２とを備えている。 The side members 10 (first and second vertical members) are an outer member 11 having a substantially U-shaped cross section that opens inward in the vehicle body width direction, and an inner member 12 having a substantially U-shaped cross section that opens outward in the vehicle body width direction. And have.

具体的には、サイドメンバ１０は、これらアウタメンバ１１及びインナメンバ１２を、互いに車体幅方向に対向させた状態で溶接等により接合することで、縦断面略矩形状の閉断面構造とされている。サイドメンバ１０の後端側の車体幅方向外側の側面には、キャブマントブラケット１４が溶接等により接合されている。 Specifically, the side member 10 has a closed cross-sectional structure having a substantially rectangular vertical cross section by joining the outer member 11 and the inner member 12 in a state of facing each other in the width direction of the vehicle body by welding or the like. A cab cloak bracket 14 is joined to the outer side surface of the side member 10 on the rear end side in the vehicle body width direction by welding or the like.

リアエンドクロスメンバ２０（第１の横メンバ）は、車体前後方向の前側に開口する断面略Ｕ字状のアウタメンバ２１と、車体前後方向の後側に開口する断面略Ｕ字状のインナメンバ２２とを備えている。 The rear end cross member 20 (first horizontal member) has an outer member 21 having a substantially U-shaped cross section that opens to the front side in the front-rear direction of the vehicle body, and an inner member 22 having a substantially U-shaped cross section that opens to the rear side in the front-rear direction of the vehicle body. I have.

具体的には、リアエンドクロスメンバ２０は、これらアウタメンバ２１及びインナメンバ２２を、互いに車体前後方向に対向させた状態で溶接等により接合することで、縦断面略矩形状の閉断面構造とされている。リアエンドクロスメンバ２０は、その車体幅方向の両端部を左右のサイドメンバ１０の後端部にそれぞれ溶接等で接合されることにより、これら左右のサイドメンバ１０の後端部間に架け渡されている。 Specifically, the rear end cross member 20 has a closed cross-sectional structure having a substantially rectangular vertical cross section by joining the outer member 21 and the inner member 22 by welding or the like while facing each other in the front-rear direction of the vehicle body. .. The rear end cross member 20 is bridged between the rear end portions of the left and right side members 10 by joining both ends thereof in the vehicle body width direction to the rear end portions of the left and right side members 10 by welding or the like. There is.

図２は、本実施形態に係るリアエンドクロスメンバ２０、テールゲート５０及び、リアバンパ６０の模式的な縦断面図である。 FIG. 2 is a schematic vertical sectional view of the rear end cross member 20, the tailgate 50, and the rear bumper 60 according to the present embodiment.

テールゲート５０は、車室内側に位置するインナパネル５１と、車室外側に位置するアウタパネル５２とが接合された中空状に形成されている。テールゲート５０は、不図示の上端側の所定箇所をヒンジにより車体に揺動可能に軸支されている。リアバンパ６０は、テールゲート５０の下方を、リアエンドクロスメンバ２０の後端面２１Ａから車体後方側に所定のクリアランスを隔てて車体幅方向の略全長に亘って延在している。 The tailgate 50 is formed in a hollow shape in which an inner panel 51 located on the vehicle interior side and an outer panel 52 located on the vehicle interior outside are joined. The tailgate 50 is pivotally supported on the vehicle body by a hinge at a predetermined position on the upper end side (not shown). The rear bumper 60 extends below the tailgate 50 from the rear end surface 21A of the rear end cross member 20 to the rear side of the vehicle body by a predetermined clearance over a substantially overall length in the vehicle body width direction.

本実施形態において、リアエンドクロスメンバ２０は、その後端面２１Ａがテールゲート５０のアウタパネル５２よりも車体後方側に所定量オフセットするように配置されている。すなわち、自車両に他車両が追突した場合等、車両Ｖに対して後方から衝撃力が作用した際には、該衝撃力をアウタパネル５２よりも車体後方に配置されたリアエンドクロスメンバ２０の後端面２１Ａが受け止めるように構成されている。これにより、車両後方から作用する衝撃力に対して、テールゲート５０の保護が効果的に図られるようになっている。 In the present embodiment, the rear end cross member 20 is arranged so that the rear end surface 21A is offset by a predetermined amount from the outer panel 52 of the tailgate 50 to the rear side of the vehicle body. That is, when an impact force acts on the vehicle V from the rear, such as when another vehicle collides with the own vehicle, the impact force is applied to the rear end surface of the rear end cross member 20 arranged behind the vehicle body from the outer panel 52. It is configured to be received by 21A. As a result, the tailgate 50 can be effectively protected against the impact force acting from the rear of the vehicle.

図１に戻り、サスクロスメンバ３０（第２の横メンバ）は、車体上下方向の下側に開口する断面略Ｕ字状のアッパメンバ３１と、車体上下方向の上側に開口する断面略Ｕ字状のロアメンバ３２とを備えている。 Returning to FIG. 1, the suspension cross member 30 (second horizontal member) has an upper member 31 having a substantially U-shaped cross section that opens downward in the vertical direction of the vehicle body and a substantially U-shaped cross section that opens upward in the vertical direction of the vehicle body. It is equipped with a lower member 32 of.

具体的には、サスクロスメンバ３０は、これらアッパメンバ３１及びロアメンバ３２を、互いに車体上下方向に対向させた状態で溶接等により接合することで、縦断面略矩形状の閉断面構造とされている。サスクロスメンバ３０は、その車体幅方向の両端部を左右のサイドメンバ１０にそれぞれ溶接等で接合されることにより、これら左右のサイドメンバ１０の後端部間に架け渡されている。これらサスクロスメンバ３０及びサイドメンバ１０の各接合部位には、左右のサスペンションブラケット３４がそれぞれ溶接等により接合されている。サスペンションブラケット３４には、何れも不図示の左右後輪をそれぞれ支持する左右のサスペンション装置が取り付けられる。 Specifically, the suspension cross member 30 has a closed cross-sectional structure having a substantially rectangular vertical cross section by joining the upper member 31 and the lower member 32 in a state of facing each other in the vertical direction of the vehicle body by welding or the like. .. The suspension cross member 30 is bridged between the rear end portions of the left and right side members 10 by joining both ends thereof in the vehicle body width direction to the left and right side members 10 by welding or the like. The left and right suspension brackets 34 are joined to each of the joint portions of the suspension cross member 30 and the side member 10 by welding or the like. Left and right suspension devices that support the left and right rear wheels (not shown) are attached to the suspension bracket 34.

スペアタイヤメンバ４０（第３の縦メンバ）は、何れも不図示のハンガーやチェーン及び、チェーン巻上げ機４４等を含むキャリア装置により、不図示のスペアタイヤを保持するもので、上方視で後方側が広がる略Ｙ字状に形成されている。具体的には、スペアタイヤメンバ４０は、前側の基部４１と、基部４１の後端から二股に分岐する左フレーム部４２及び、右フレーム部４３とを備えている。 The spare tire member 40 (third vertical member) holds the spare tire (not shown) by a carrier device including a hanger and a chain (not shown), a chain winder 44, and the like, and the rear side is viewed from above. It is formed in a substantially Y-shape that spreads out. Specifically, the spare tire member 40 includes a front base portion 41, a left frame portion 42 bifurcated from the rear end of the base portion 41, and a right frame portion 43.

基部４１は、その前端側をサスクロスメンバ３０の車体幅方向の略中間位置に溶接等により接合されている。基部４１の後端側には、キャリア装置のチェーン巻上げ機４４が設けられている。 The front end side of the base portion 41 is joined to a substantially intermediate position of the suspension cross member 30 in the vehicle body width direction by welding or the like. A chain winding machine 44 of the carrier device is provided on the rear end side of the base 41.

左フレーム部４２は、基部４１の後端から車体後方の斜め左方向に延設されている。左フレーム部４２の後端部は、リアエンドクロスメンバ２０の車体幅方向の略中間位置と左端部との間の所定部位に溶接等により接合されている。右フレーム部４３は、基部４１の後端から車体後方の斜め右方向に延設されている。右フレーム部４３の後端部は、リアエンドクロスメンバ２０の車体幅方向の略中間位置と右端部との間の所定部位に溶接等により接合されている。 The left frame portion 42 extends diagonally to the left behind the vehicle body from the rear end of the base portion 41. The rear end portion of the left frame portion 42 is joined to a predetermined portion between a substantially intermediate position of the rear end cross member 20 in the vehicle body width direction and the left end portion by welding or the like. The right frame portion 43 extends diagonally to the right from the rear end of the base portion 41 to the rear of the vehicle body. The rear end portion of the right frame portion 43 is joined to a predetermined portion between a substantially intermediate position of the rear end cross member 20 in the vehicle body width direction and the right end portion by welding or the like.

すなわち、サスクロスメンバ３０とリアエンドクロスメンバ２０との間に車体前後方向に延びる略Ｙ字状のスペアタイヤメンバ４０を架け渡すことにより、追突時等にリアエンドクロスメンバ２０に後方から作用する衝撃力に対して、スペアタイヤメンバ４０がリアエンドクロスメンバ２０の支えとなる補強効果が得られるように構成されている。 That is, by bridging a substantially Y-shaped spare tire member 40 extending in the front-rear direction of the vehicle body between the suspension cross member 30 and the rear end cross member 20, an impact force acting on the rear end cross member 20 from the rear at the time of a rear-end collision or the like. On the other hand, the spare tire member 40 is configured to obtain a reinforcing effect that supports the rear end cross member 20.

さらに、スペアタイヤメンバ４０は、図３（Ａ）に示すように、全体が側方視で上方に凸となるように略逆Ｖ字状に屈曲形成（又は、略逆Ｕ字状に湾曲形成）されている。より詳しくは、スペアタイヤメンバ４０は、車体前後方向の略中間位置、好ましくは、チェーン巻上げ機４４が設けられた基部４１の後端部が、他の部位よりも上方に位置するように屈曲形成されている。 Further, as shown in FIG. 3A, the spare tire member 40 is bent in a substantially inverted V shape (or curved in a substantially inverted U shape) so as to be convex upward in a lateral view. ) Has been. More specifically, the spare tire member 40 is bent so that a substantially intermediate position in the front-rear direction of the vehicle body, preferably the rear end portion of the base 41 provided with the chain hoist 44 is located above the other portions. Has been done.

このように、スペアタイヤメンバ４０を略逆Ｖ字状に屈曲させることにより、追突時等にリアエンドクロスメンバ２０に後方から大きな衝撃力が作用した場合には、図３（Ｂ）に示すように、スペアタイヤメンバ４０が破線でしめす状態から屈曲部位Ｘを起点に鋭角側に折れ曲がることにより、衝撃力を効果的に吸収できるように構成されている。これにより、サスクロスメンバ３０の変形が抑止されるようになり、リアサスペンションのジオメトリに影響を与えることを効果的に防止することが可能になる。 In this way, when the spare tire member 40 is bent in a substantially inverted V shape and a large impact force is applied to the rear end cross member 20 from the rear at the time of a rear-end collision or the like, as shown in FIG. 3 (B). The spare tire member 40 is configured to be able to effectively absorb the impact force by bending to the acute angle side from the bent portion X from the state where the spare tire member 40 is shown by the broken line. As a result, the deformation of the suspension cross member 30 is suppressed, and it is possible to effectively prevent the geometry of the rear suspension from being affected.

以上詳述した本実施形態の車体後部構造１によれば、リアエンドクロスメンバ２０の後端面２１Ａをテールゲート５０のアウタパネル５２よりも車体後方側に配置したことにより、例えば、軽追突時等に車両に後方から作用する衝撃力をリアエンドクロスメンバ２０が確実に受け止めるように構成されている。これにより、他車両等の追突体がテールゲート５０に到達することを抑止することが可能となり、テールゲート５０を効果的に保護することができる。 According to the vehicle body rear structure 1 of the present embodiment described in detail above, the rear end surface 21A of the rear end cross member 20 is arranged on the rear side of the vehicle body with respect to the outer panel 52 of the tailgate 50, so that the vehicle is, for example, in a light rear-end collision. The rear end cross member 20 is configured to reliably receive the impact force acting from the rear. As a result, it is possible to prevent a rear-end collision body such as another vehicle from reaching the tailgate 50, and it is possible to effectively protect the tailgate 50.

また、車体前後方向に延びるスペアタイヤメンバ４０をサスクロスメンバ３０とリアエンドクロスメンバ２０とに架け渡したことにより、スペアタイヤメンバ４０が追突時等にリアエンドクロスメンバ２０の支えとして機能することで、補強効果を確実に得ることができる。 Further, by bridging the spare tire member 40 extending in the front-rear direction of the vehicle body between the suspension cross member 30 and the rear end cross member 20, the spare tire member 40 functions as a support for the rear end cross member 20 at the time of a rear-end collision or the like. The reinforcing effect can be surely obtained.

また、スペアタイヤメンバ４０を側方視で略逆Ｖ字状となるように屈曲させたことで、追突時等にリアエンドクロスメンバ２０に大きな衝撃力が作用した際には、スペアタイヤメンバ４０が折れ曲がるように構成されている。これにより、大きな衝撃力をスペアタイヤメンバ４０の変形によって効果的に吸収しつつ、サスクロスメンバ３０の変形を抑止することが可能となり、リアサスペンションのジオメトリに影響を与えることを効果的に防止することができる。 Further, by bending the spare tire member 40 so as to have a substantially inverted V shape when viewed from the side, the spare tire member 40 is subjected to a large impact force acting on the rear end cross member 20 at the time of a rear-end collision or the like. It is configured to bend. As a result, it is possible to suppress the deformation of the suspension cross member 30 while effectively absorbing a large impact force by the deformation of the spare tire member 40, and effectively prevent the geometry of the rear suspension from being affected. be able to.

なお、本開示は、上述の実施形態に限定されるものではなく、本開示の趣旨を逸脱しない範囲で、適宜変形して実施することが可能である。 It should be noted that the present disclosure is not limited to the above-described embodiment, and can be appropriately modified and implemented without departing from the spirit of the present disclosure.

例えば、スペアタイヤメンバ４０の形状は図示例のＹ字状に限定されず、広幅のＩ字状等、車体前後方向に延びる形状であれば、他の形状であってもよい。 For example, the shape of the spare tire member 40 is not limited to the Y-shape in the illustrated example, and may be any other shape as long as it extends in the front-rear direction of the vehicle body, such as a wide I-shape.

また、リアエンドクロスメンバ２０やサスクロスメンバ３０の断面形状は、矩形状に限定されず、一方が開放する断面Ｕ字状等、他の断面形状であってもよい。 Further, the cross-sectional shape of the rear end cross member 20 and the suspension cross member 30 is not limited to a rectangular shape, and may be another cross-sectional shape such as a U-shaped cross section in which one is open.

１ 車体後部構造
１０ サイドメンバ
２０ リアエンドクロスメンバ
３０ サスクロスメンバ
４０ スペアタイヤメンバ
５０ テールゲート 1 Rear structure of the car body 10 Side member 20 Rear end cross member 30 Suspension cross member 40 Spare tire member 50 Tailgate

Claims (3)

車体の後部側にテールゲートを備える車両の車体後部構造であって、
車体前後方向に延びる左右一対の第１及び第２の縦メンバと、
前記第１及び第２の縦メンバの車体前後方向の後端部間に車体幅方向に架け渡された第１の横メンバと、を備え、
前記第１の横メンバの少なくとも後端面が前記テールゲートよりも車体後方側に配置されており、
前記第１及び第２の縦メンバの前記第１の横メンバよりも車体前側の部位に車体幅方向に架け渡された第２の横メンバと、
前記第１の横メンバと前記第２の横メンバとの間に車体前後方向に架け渡された第３の縦メンバと、をさらに備え、
前記第３の縦メンバが上方視で後方側が広がるＹ字状に形成されている
ことを特徴とする車体後部構造。 It is a vehicle body rear structure with a tailgate on the rear side of the vehicle body.
A pair of left and right first and second vertical members extending in the front-rear direction of the vehicle body,
A first horizontal member bridged in the vehicle body width direction between the rear ends of the first and second vertical members in the vehicle body front-rear direction is provided.
At least the rear end surface of the first lateral member is arranged on the rear side of the vehicle body with respect to the tailgate .
A second horizontal member spanned in the vehicle body width direction to a portion of the first and second vertical members on the front side of the vehicle body from the first horizontal member.
A third vertical member bridged between the first horizontal member and the second horizontal member in the front-rear direction of the vehicle body is further provided.
The third vertical member is formed in a Y shape in which the rear side expands when viewed upward.
The rear structure of the car body is characterized by that. 前記第３の縦メンバが側方視で上方に凸となるように屈曲又は湾曲して形成されている
請求項１に記載の車体後部構造。 The vehicle body rear structure according to claim 1 , wherein the third vertical member is bent or curved so as to be convex upward in a lateral view. 前記第３の縦メンバがスペアタイヤを保持するスペアタイヤメンバである
請求項１又は２に記載の車体後部構造。 The vehicle body rear structure according to claim 1 or 2 , wherein the third vertical member is a spare tire member that holds a spare tire.
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CN201980025665.9A CN111971222A (en) 2018-04-17 2019-04-12 Vehicle body rear structure
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JP2002321642A (en) 2001-04-25 2002-11-05 Fuji Heavy Ind Ltd Rear body structure of automobile
JP2006096235A (en) 2004-09-30 2006-04-13 Mazda Motor Corp Lower bodywork of automobile
JP2010241393A (en) 2009-04-10 2010-10-28 Honda Motor Co Ltd Rear body structure of automobile
WO2016021054A1 (en) 2014-08-08 2016-02-11 本田技研工業株式会社 Structure for rear section of vehicle body

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