PROBLEM TO BE SOLVED: To provide a heat exchanger capable of suppressing leakage of a heating medium.SOLUTION: A heat exchanger comprises: a plurality of tubes 20 disposed to be stacked; and a header tank 6 to which end portions of the plurality of tubes 20 are connected. A recessed part 202a is formed in an outer surface of each tube 20. An insertion hole 620 into which each tube 20 is inserted is formed in the header tank 6. A projecting part 623a inserted into the recessed part 202a of each tube 20 is formed on an inner surface of the insertion hole 620.SELECTED DRAWING: Figure 4
【課題】熱媒体の漏れを抑制することのできる熱交換器を提供する。【解決手段】熱交換器は、積層配置される複数のチューブ20と、複数のチューブ20のそれぞれの端部が接続されるヘッダタンク6とを有する。チューブ20の外面には、凹部202aが形成されている。ヘッダタンク6には、チューブ20が挿入される挿入孔620が形成されている。挿入孔620の内面には、チューブ20の凹部202aに挿入される凸部623aが形成されている。【選択図】図4
HEAT EXCHANGER AND HEAT EXCHANGER MANUFACTURING METHOD
熱交換器及び熱交換器の製造方法
2017-02-02
Patent
Electronic Resource
Japanese
IPC: | F28F Einzelheiten von Wärmetauschern oder Wärmeübertragungsvorrichtungen für allgemeine Verwendung , DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION / B23K Löten , SOLDERING OR UNSOLDERING / 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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