PROBLEM TO BE SOLVED: To provide a battery cooling device for electric vehicle capable of preventing immersion of water to a battery and improving fuel economy of a vehicle.SOLUTION: A battery cooling device comprises: a battery 10 disposed on the outside of the vehicle width direction of a chassis frame on a rear direction of a cab, and inside of which is cooled by fresh air introduced by a cooling fan 28; a housing 11 for storing the battery 10; a first inner passage 21 for supplying fresh air to the cooling fan 28 in the housing 11; and a second inner passage 33 extending in a longitudinal direction of the vehicle from a fresh air introduction port 34b communicating to the outside, in the housing 11, and communicating with the first inner passage 21 at a position higher than the fresh air introduction port 34b in a vehicle height direction.

    【課題】バッテリへの水の浸入を防ぐとともに、車両の燃費を向上させることのできる電動車両のバッテリ冷却装置を提供する。【解決手段】キャブ後方でシャシフレームの車幅方向外側に設けられ、冷却ファン28によって導入された外気により内部が空冷されるバッテリ10と、前記バッテリ10を収容する筐体11と、前記筐体11内にて前記冷却ファン28に外気を供給する第1内部通路21と、外部と連通した外気導入口34bから前記筐体11内にて車両前後方向に延び、当該外気導入口34bより車高方向において高い位置にて前記第1内部通路21と連通している第2内部通路33と、を備える。【選択図】図2


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    Title :

    BATTERY COOLING DEVICE FOR ELECTRIC VEHICLE


    Additional title:

    電動車両のバッテリ冷却装置


    Contributors:

    Publication date :

    2015-07-06


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    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 / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY



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