To provide a vehicle rear part structure capable of improving strength performance and NV performance of a rear floor panel.SOLUTION: A vehicle rear part structure includes: a rear floor panel 10; a pair of rear side members 16R, 16L; a first cross member 18; a second cross member 20 installed closer to the rear side of a vehicle than the first cross member 18; and one or more brackets 30R, 30L for components to which electrical components 22R, 22L are fastened and which are joined to the rear floor panel 10. A part of the brackets 30R, 30L for components are joined to be overlapped with the rear side members 16R, 16L and the rear floor panel 10. A longitudinal dimension L3 of the brackets 30R, 30L for components is at least 50% of the longitudinal dimension of the inner region 12 which is a portion surrounded by the pair of rear side members 16R, 16L, the first cross member 18 and the second cross member 20 of the rear floor panel 10.SELECTED DRAWING: Figure 1
【課題】リアフロアパネルの強度性能およびNV性能を向上できる車両後部構造を提供する。【解決手段】車両後部構造は、リアフロアパネル10と、一対のリアサイドメンバ16R,16Lと、第一クロスメンバ18と、前記第一クロスメンバ18より車両後方に設けられる第二クロスメンバ20と、電装部品22R,22Lが締結されるとともに、前記リアフロアパネル10に接合される1以上の部品用ブラケット30R,30Lと、を備え、前記部品用ブラケット30R,30Lの一部は、前記リアサイドメンバ16R,16L、前記リアフロアパネル10と重なった状態で接合され、前記部品用ブラケット30R,30Lの前後方向寸法L3は、前記リアフロアパネル10のうち前記一対のリアサイドメンバ16R,16Lと前記第一クロスメンバ18と前記第二クロスメンバ20とで囲まれた部分である内側領域12の前後方向寸法の5割以上である。【選択図】図1
VEHICLE REAR PART STRUCTURE
車両後部構造
2023-06-16
Patent
Electronic Resource
Japanese