VEHICLE FRONT PART STRUCTURE

To provide a vehicle front part structure which inhibits increase of air resistance during running while reducing sound emitted from an engine room to the outside of a vehicle.SOLUTION: A vehicle front part structure 10 includes a sound insulation body 20 which is disposed within a front wheel house...

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Bibliographische Detailangaben
Hauptverfasser: HIRANO KATSUHISA, GOTO KUNIAKI
Format: Patent
Sprache:eng ; jpn
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Beschreibung
Zusammenfassung:To provide a vehicle front part structure which inhibits increase of air resistance during running while reducing sound emitted from an engine room to the outside of a vehicle.SOLUTION: A vehicle front part structure 10 includes a sound insulation body 20 which is disposed within a front wheel house 7 of a vehicle 1 in which an engine 3 is mounted on a front part 2 and blocks sound emitted from the engine 3 to the front wheel house 7 side. The sound insulation body 20 has: a sound insulation wall part 21 disposed at the vehicle rear relative to a drive shaft 8 and a tie rod 9 of the vehicle 1 and at the vehicle side relative to the engine 3; and an air guide wall part 22 which is disposed between the drive shaft 8 and the tie rod 9 and the sound insulation wall part 21 and at the vehicle side relative to a front end part 21c of the sound insulation wall part 21. The air guide wall part 22 guides inflow air that flows from the engine 3 side into the front wheel house 7 and passes through the vehicle front relative to the sound insulation wall part 21 so that the inflow air passes through a space between the air guide wall part 22 and the sound insulation wall part 21 and flows to the vehicle rear.SELECTED DRAWING: Figure 1 【課題】エンジンルームから車外への音を低減しつつ走行時における空気抵抗の増大を抑制する。【解決手段】車両前部構造10は、フロント2にエンジン3が搭載された車両1のフロントホイールハウス7内に配置され、エンジン3からフロントホイールハウス7側への音を遮る遮音体20を備える。遮音体20は、車両1のドライブシャフト8及びタイロッド9よりも車両後方側、且つ、エンジン3よりも車両側方側に配置された遮音壁部21と、ドライブシャフト8及びタイロッド9と遮音壁部21との間であって、遮音壁部21の前端部21cよりも車両側方側に配置された空気案内壁部22と、を有する。空気案内壁部22は、エンジン3側からフロントホイールハウス7内に流入し、遮音壁部21よりも車両前方側を通過する流入空気を、流入空気が空気案内壁部22と遮音壁部21との間を通過して車両後方側に流れるように案内する。【選択図】図1