To provide a heat exchanger that is suitably used as an outdoor heat exchanger of a heat pump type refrigeration cycle, and can restrain an increase in pressure loss and a decrease in heat exchange performance at the time of cooling and heating.SOLUTION: A first header tank 31 of an outdoor heat exchanger 4 of a heat pump type refrigeration cycle 1 comprises a first header part 38 into which a refrigerant flows through a refrigerant inlet 36, and a second header part 39 adjacent to the first header part 38. A second header tank 32 comprises a third header part 41 to which heat exchange pipes 33 leading to the first header part 38 and the second header part 39 lead. A movable partition member 43 separating the first header part 38 and the second header part 39 is arranged between the header parts 38 and 39 so as to be movable in a longitudinal direction of the first header tank 31. The movable partition member 43 moves in the longitudinal direction of the first header tank 31, and thereby the number of the heat exchange pipes 33 leading to the first header part 38 and the second header part 39 is changed.SELECTED DRAWING: Figure 2

    【課題】ヒートポンプ式冷凍サイクルの室外熱交換器に好適に使用され、冷房時および暖房時の圧損の増大および熱交換性能の低下を抑制しうる熱交換器を提供する。【解決手段】ヒートポンプ式冷凍サイクル1の室外熱交換器4の第1ヘッダタンク31が、冷媒入口36を通して冷媒が流入する第1ヘッダ部38と、第1ヘッダ部38に隣接した第2ヘッダ部39とを有し、第2ヘッダタンク32が第1ヘッダ部38および第2ヘッダ部39に通じる熱交換管33が通じる第3ヘッダ部41を有する。第1ヘッダ部38と第2ヘッダ部39との間に、両ヘッダ部38,39間を区画する可動仕切部材43を、第1ヘッダタンク31の長手方向に移動自在に配置する。可動仕切部材43が第1ヘッダタンク31の長手方向に移動することにより、第1ヘッダ部38および第2ヘッダ部39に通じる熱交換管33の数が変わる。【選択図】図2


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    Title :

    HEAT EXCHANGER AND HEAT PUMP TYPE REFRIGERATION CYCLE USING THE SAME


    Additional title:

    熱交換器およびこれを用いたヒートポンプ式冷凍サイクル


    Contributors:

    Publication date :

    2020-11-26


    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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