To provide a vehicle lower part structure capable of inhibiting interference with a component arranged below a floor by controlling deformation to a peripheral edge of a floor opening part.SOLUTION: The vehicle lower part structure includes: a floor panel 2 with a fuel tank 4 arranged at a lower side thereof; a floor opening part 5 opened above a pump unit 6, of the floor panel 2; a recessed groove part 10 extending longitudinally of a vehicle body and recessed downward, laterally of the floor opening part 5 in the vehicle width direction; and a highly rigid part 15 arranged between the recessed groove part 10 and the floor opening part 5 and reinforcing a peripheral edge part 5a of the floor opening part 5 in the vehicle longitudinal direction.SELECTED DRAWING: Figure 1

    【課題】フロア開口部の周縁の変形を制御してフロア下方に配置された部品への干渉を抑制する車両下部構造を提供する。【解決手段】下側に燃料タンク4が配置されたフロアパネル2と、フロアパネル2のうち、ポンプユニット6の上方位置に開口形成されるフロア開口部5と、フロア開口部5の車幅方向で側方に、車体前後に延び下方へ凹設される凹溝部10と、凹溝部10とフロア開口部5との間に配置されてフロア開口部5の周縁部5aを車両前後方向に補強する高剛性部15とを備える。【選択図】図1


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    Title :

    VEHICLE LOWER PART STRUCTURE


    Additional title:

    車両下部構造


    Contributors:

    Publication date :

    2021-02-12


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge



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