To provide an on-vehicle temperature control device which downsizes capacity of liquid-storage part and prevent deterioration of life and performance of a compressor.SOLUTION: An on-vehicle temperature control device 1 includes refrigerant circuits 2, 2a, 2b which connects the followings through a refrigerant piping: a compressor 5; a condenser 6; a liquid-storage part 7, 7a; a plurality of expansion valves 8a-8c; and a plurality of vaporizers 9, 9a-9e. The plurality of expansion valves 8a-8c and the plurality of vaporizers 9, 9a-9e are parallelly arranged. The refrigerant circuits 2, 2a, 2b are not provided with an electromagnetic valve 10 capable of cutting off flow of refrigerant with respect to large-volume vaporizers 9b, 9c whose internal space are largest among the plurality of vaporizers 9, 9a-9e. The refrigerant circuits 2, 2a, 2b are provided with electromagnetic valves 10, 10a, 10d capable of cutting off flow of refrigerant with respect to one or a plurality of small volume vaporizers 9, 9a, 9d other than the large-volume vaporizer 9b, 9c among the plurality of vaporizers 9, 9a-9e.SELECTED DRAWING: Figure 1

    【課題】車載温調装置において、貯液部の容積を小型化し、且つ、圧縮機の寿命悪化および性能低下を防ぐことを目的とする。【解決手段】車載温調装置1は、圧縮機5と、凝縮器6と、貯液部7、7aと、複数の膨張弁8a~8cと、複数の蒸発器9、9a~9eとが冷媒配管で接続された冷媒回路2、2a、2bを備える。その複数の膨張弁8a~8cと複数の蒸発器9、9a~9eは、並列配置されている。そして、冷媒回路2、2a、2bには、複数の蒸発器9、9a~9eのうち内容積が最も大きい大容積蒸発器9b、9cに対する冷媒の流れを遮断可能な電磁弁10が設けられていない。また、冷媒回路2、2a、2bには、複数の蒸発器9、9a~9eのうち大容積蒸発器9b、9cを除いた1または複数の小容積蒸発器9、9a、9dに対する冷媒の流れを遮断可能な電磁弁10、10a、10dが設けられている。【選択図】図1


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    Title :

    ON-VEHICLE TEMPERATURE CONTROL DEVICE


    Additional title:

    車載温調装置


    Contributors:

    Publication date :

    2023-03-15


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    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



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