PROBLEM TO BE SOLVED: To provide an exhaust structure for a longitudinal multi-cylinder engine in which a plurality of longitudinally juxtaposed exhaust passage parts can be uniformly cooled.SOLUTION: The exhaust structure according to the present invention applied to a longitudinal multi-cylinder engine, comprises: a front exhaust passage part (11) mounted on a side-surface on a vehicle width-direction one side, of an engine body 1; a rear exhaust passage part (12) mounted on the side-surface and in a position behind the front exhaust passage part (11); and an insulator 50 mounted to cover at least a part of the front exhaust passage part (11) and a part of the rear exhaust passage part (12) and configured to guide vehicle running-induced wind such that some of vehicle running-induced wind introduced in an engine room E is blown onto the rear exhaust passage part (12) without passing through the front exhaust passage part (11).SELECTED DRAWING: Figure 10
【課題】前後方向に並設された複数の排気通路部を均等に冷却することが可能な縦置き多気筒エンジンの排気構造を提供する。【解決手段】縦置き多気筒エンジンに適用される本発明の排気構造は、エンジン本体1の車幅方向一方側の側面に取り付けられた前側排気通路部(11)と、前記側面における前側排気通路部(11)よりも後側の位置に取り付けられた後側排気通路部(12)と、前側排気通路部(11)および後側排気通路部(12)の少なくとも一部を覆うように取り付けられ、エンジンルームEに導入された走行風の一部が前側排気通路部(11)を経由せずに後側排気通路部(12)にあたるように走行風を案内するインシュレータ50とを備える。【選択図】図10
EXHAUST STRUCTURE FOR LONGITUDINAL MULTI-CYLINDER ENGINE
縦置き多気筒エンジンの排気構造
2017-12-14
Patent
Elektronische Ressource
Japanisch
IPC: | B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / F01N GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL , Schalldämpfer oder Auspuffvorrichtungen für Gase von Kraft- und Arbeitsmaschinen oder von Kraftmaschinen allgemein / F01P Kühlung von Kraft- und Arbeitsmaschinen oder Kraftmaschinen allgemein , COOLING OF MACHINES OR ENGINES IN GENERAL |
EXHAUST INSULATOR STRUCTURE FOR MULTI-CYLINDER ENGINE
Europäisches Patentamt | 2017
|EXHAUST PIPE STRUCTURE OF SERIAL FOUR-CYLINDER INTERNAL COMBUSTION ENGINE
Europäisches Patentamt | 2020
|Exhaust System Design for a Four Cylinder Engine
British Library Conference Proceedings | 2002
|SAE Technical Papers | 1967
|Exhaust System Design for a Four Cylinder Engine
SAE Technical Papers | 2002
|