To provide a heat exchanger which can effectively discharge foreign objects taken into an outer air intake duct even if a foreign object prevention filter is not disposed in the outer air intake duct in a vehicle heat exchanger in which a heat exchanger body and the outer air intake duct which guides outer air into the heat exchanger body are provided at the vehicle rear part side.SOLUTION: A lower surface 46 of an intake duct 24 of a heat exchanger 22 includes a discharge hole 42 for discharging foreign objects. The lower surface 46 of the intake duct 24 inclines in a manner that its height lowers toward the discharge hole 42. The structure facilitates discharge of foreign objects accumulated in the intake duct 24 and an air-cooling type oil cooler 26 to inhibit deterioration of cooling efficiency.SELECTED DRAWING: Figure 4
【課題】熱交換器本体と外気を前記熱交換器本体に導く外気取込みダクトとが車両の後部側に備えられた車両用熱交換装置において、前記外気取込みダクト内に異物防止フィルタを配設しない場合においても、前記外気取込みダクト内に取込まれた異物を効果的に排出することのできる熱交換装置を提供する。【解決手段】熱交換装置22の吸気ダクト24の下面46に異物を排出するための排出穴42を備え、吸気ダクト24の下面46が、排出穴42に向かうにつれて低くなる傾斜を有している。これによって、吸気ダクト24および空冷式オイルクーラ26上に滞留する異物の排出が促進され冷却効率の低下が抑制される。【選択図】図4
VEHICLE HEAT EXCHANGER
車両用熱交換装置
30.01.2020
Patent
Elektronische Ressource
Japanisch
IPC: | F28F Einzelheiten von Wärmetauschern oder Wärmeübertragungsvorrichtungen für allgemeine Verwendung , DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES |
HEAT EXCHANGER TUBE, HEAT EXCHANGER, VEHICLE AIR CONDITIONER, AND VEHICLE
Europäisches Patentamt | 2015
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