PROBLEM TO BE SOLVED: To provide a refrigerant evaporator which can suppress that refrigeration machine oil stays therein.SOLUTION: In a refrigerant evaporator 1, a first refrigerant collection part 23a which is formed in a second leeward-side tank part 23 and a second refrigerant distribution part 13b which is formed in a second windward-side tank part 13 are connected to each other, and a second refrigerant collection part 23b which is formed in the second leeward-side tank part 23 and a first refrigerant distribution part 13a which is formed in the second windward-side tank part 13 are connected to each other, thus replacing a flow direction of a refrigerant in core width directions of heat-exchanging core parts 11, 21. Then, a guide part 40 for guiding a part of the refrigerant which is introduced into a second leeward-side heat-exchanging core part 21b from a refrigerant introduction part 22a is arranged in the first leeward-side tank part 22 in a leeward-side evaporation part 20.SELECTED DRAWING: Figure 2

    【課題】内部に冷凍機油が滞留することを抑制できる冷媒蒸発器を提供する。【解決手段】冷媒蒸発器1は、第2風下側タンク部23の内部に形成された第1冷媒集合部23aと第2風上側タンク部13の内部に形成された第2冷媒分配部13bとを連結すると共に、第2風下側タンク部23の内部に形成された第2冷媒集合部23bと第2風上側タンク部13の内部に形成された第1冷媒分配部13aとを連結して、冷媒の流れ方向を各熱交換コア部11、21のコア幅方向で入れ替える構成となっている。そして、風下側蒸発部20における第1風下側タンク部22の内部には、冷媒導入部22aから導入された冷媒の一部を、第2風下側熱交換コア部21b側に導くガイド部40が設けられている。【選択図】図2


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    Title :

    REFRIGERANT EVAPORATOR


    Additional title:

    冷媒蒸発器


    Contributors:

    Publication date :

    2016-12-08


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    F28F Einzelheiten von Wärmetauschern oder Wärmeübertragungsvorrichtungen für allgemeine Verwendung , DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION / B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES , Anordnung oder Einbau der Heizung, Kühlung, Lüftung oder anderer Luftbehandlungsvorrichtungen für die Fahrzeugräume für Reisende oder Fracht / F25B Kältemaschinen, Kälteanlagen oder Kälteverfahren , REFRIGERATION MACHINES, PLANTS, OR SYSTEMS / F28D Wärmetauscher, soweit in keiner anderen Unterklasse vorgesehen, in denen die Wärmetauschmittel nicht in direkte Berührung miteinander kommen , HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT



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