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    • 61. 发明专利
    • Refrigerator
    • 冰箱
    • JP2013061089A
    • 2013-04-04
    • JP2011197835
    • 2011-09-12
    • Hitachi Appliances Inc日立アプライアンス株式会社
    • KAWAI RYOJIOHIRA AKIYOSHIOKADOME SHINICHIROISHIZUKA MASANOBUSHIONO KENJIITAKURA DAI
    • F25D21/04
    • PROBLEM TO BE SOLVED: To improve the energy saving performance of a refrigerator having a heating means that heats an opening peripheral part of a storage chamber.SOLUTION: The refrigerator includes: a heat insulating case to which openings are formed at a front side; a plurality of doors which open/close the openings; a partitioning part which is disposed behind gaps between the plurality of doors, contacts with the door when the door is closed thereby inhibiting the circulation of air inside and outside the refrigerator; the heating means which heats the partitioning part; and a detecting means which detects a temperature and humidity of the ambient air of the heat insulating case where the heating means is controlled so that a time average value of the surface temperature of the partitioning part is a dew point temperature or lower.
    • 要解决的问题:提高具有加热储存室的开口周边部分的加热装置的冰箱的节能性能。 解决方案:冰箱包括:在前侧形成有开口的绝热外壳; 打开/关闭开口的多个门; 分隔部分设置在多个门之间的间隙之后,当门关闭时与门接触,从而阻止冰箱内外空气的循环; 加热分隔部分的加热装置; 以及检测装置,其检测加热装置被控制的绝热壳体的环境空气的温度和湿度,使得分隔部件的表面温度的时间平均值为露点温度或更低。 版权所有(C)2013,JPO&INPIT
    • 62. 发明专利
    • Refrigerator
    • 冰箱
    • JP2013057415A
    • 2013-03-28
    • JP2011194501
    • 2011-09-07
    • Hitachi Appliances Inc日立アプライアンス株式会社
    • OHIRA AKIYOSHIKAWAI RYOJIOKADOME SHINICHIROITAKURA DAIBETSUYAKU KENJI
    • F25D11/02F25B1/00F25B6/04F25B41/00
    • PROBLEM TO BE SOLVED: To reduce power consumption by eliminating the shortage of a refrigerant caused by a residual refrigerant in a pipe generating in switching refrigerant pipes, and to reduce refrigerant flowing noise generated when the refrigerant passes through a switch valve.SOLUTION: In this refrigerator having a refrigerant circuit successively connecting a compressor, a heat radiating means, a pressure reducing means and a cooler, the heat radiating means includes a first heat radiating means radiating heat to the outside of the refrigerator, and a second heat radiating means for heating a partitioning section, and further includes a first refrigerant flow channel for allowing the refrigerant compressed by the compressor to flow to the first heat radiating means and the second heat radiating means, a second refrigerant flow channel for making the refrigerant bypass the first refrigerant flow channel after circulating to the first heat radiating means, and a flow channel switching means for switching the first refrigerant flow channel and the second refrigerant flow channel. Internal volumes of the first refrigerant flow channel and the second refrigerant flow channel are smaller than an internal volume of the first heat radiating means.
    • 要解决的问题:通过消除由在开关制冷剂管中产生的管中的残留制冷剂导致的制冷剂不足而减少功率消耗,并且减少当制冷剂通过开关阀时产生的制冷剂流动噪声。 解决方案:在具有依次连接压缩机,散热装置,减压装置和冷却器的制冷剂回路的这种冰箱中,散热装置包括将热量散发到冰箱的外部的第一散热装置,以及 第二散热装置,用于加热分隔部分,还包括第一制冷剂流动通道,用于使由压缩机压缩的制冷剂流到第一散热装置和第二散热装置;第二制冷剂流动通道, 制冷剂在循环到第一散热装置之后绕过第一制冷剂流路,以及用于切换第一制冷剂流路和第二制冷剂流路的流路切换装置。 第一制冷剂流路和第二制冷剂流路的内部容积小于第一散热装置的内部容积。 版权所有(C)2013,JPO&INPIT
    • 63. 发明专利
    • Refrigerator and freezer
    • 制冷机和冷冻机
    • JP2013050237A
    • 2013-03-14
    • JP2011187088
    • 2011-08-30
    • Hitachi Appliances Inc日立アプライアンス株式会社
    • ITAKURA DAISHIONO KENJIKAWAI RYOJI
    • F25D11/00F25B1/00F25D11/02F25D17/06
    • PROBLEM TO BE SOLVED: To provide a refrigerator and a freezer for suppressing energy saving performance deterioration due to hot refrigerant inflow to an vaporizer.SOLUTION: The refrigerator 1 includes a heat insulating housing 10 for thermally insulating storage chambers 2, 3, 4, 5 and 6 in the refrigerator and the outside of the refrigerator and a freezing cycle 1S for circulating a refrigerant by means of a compressor 24, first condensers 61 and 62, a second condenser 64 arranged at the front opening end of the heat insulating housing 10, a third condenser 63 arranged in any location other than the front opening end of the heat insulating housing 10, a channel switching valve 65 for switching a channel to the second condenser 64 to a channel to the third condenser 63 and vice versa, a pressure reducing valve 43, and a vaporizer 7. The refrigerator includes a first control part 31 for making the channel switching valve 65 close channels to the second condenser 64 and the third condenser 63 for a fixed period of time and stopping the operation of the compressor 24 before stopping the operation of the compressor 24 so as to control refrigerant collection in a way that an amount of each refrigerant in the second condenser 64 and the third condenser 63 decreases.
    • 解决的问题:提供一种用于抑制由于热制冷剂流入蒸发器而导致的节能性能劣化的冰箱和冷冻器。 解决方案:冰箱1包括用于在冰箱和冰箱外部隔热储存室2,3,4,5和6的绝热壳体10和用于使制冷剂循环的冷冻循环1S 压缩机24,第一冷凝器61和62,布置在绝热壳体10的前开口端的第二冷凝器64,布置在绝热壳体10的前开口端以外的任何位置的第三冷凝器63, 用于将通道切换到第二冷凝器64的通道65到通向第三冷凝器63的通道,反之亦然,减压阀43和蒸发器7.冰箱包括用于使通道切换阀65关闭的第一控制部31 通道到达第二冷凝器64和第三冷凝器63一段固定的时间,并且在停止压缩机24的操作之前停止压缩机24的操作,以便控制制冷剂 以第二冷凝器64和第三冷凝器63中的每个制冷剂的量减少的方式进行收集。 版权所有(C)2013,JPO&INPIT
    • 64. 发明专利
    • Refrigerator
    • 冰箱
    • JP2013044438A
    • 2013-03-04
    • JP2011180104
    • 2011-08-22
    • Hitachi Appliances Inc日立アプライアンス株式会社
    • KAWAI RYOJIOHIRA AKIYOSHISHIONO KENJIFUJIKI YOSHIAKIITAKURA DAI
    • F25D21/04
    • PROBLEM TO BE SOLVED: To provide a refrigerator which has high energy saving performance and suppresses dew condensation on an outer surface of a heat insulation box without being accompanied by reduction of an effective inner volume inside the refrigerator.SOLUTION: The refrigerator includes: a heat insulation box body; a box body wall surface installed such that at least one surface of the heat insulation box body is close to or in contact with a peripheral wall; a compressor; a first heat radiation means disposed on the inner side of the box body wall surface; a second heat radiation means disposed on the inner side of an outer surface other than the box body wall surface of the heat insulation box body; a pressure reduction means; and a cooling means. The refrigerator is provided with: a first heat radiation refrigerant flow path passing through the first heat radiation means and the second heat radiation means; a second heat radiation refrigerant flow path bypassing the first heat radiation means and passing through the second heat radiation means; and a heat radiation performance control means for controlling the heat radiation amount of the first heat radiation means by changing refrigerant amounts to be made to flow to the first heat radiation refrigerant flow path and the second heat radiation refrigerant flow path.
    • 要解决的问题:提供一种具有高节能性能的冰箱,并且在隔热箱的外表面上抑制结露而不伴随着冰箱内的有效内容积的减少。

      解决方案:冰箱包括:保温箱体; 安装盒体壁表面,使得隔热箱体的至少一个表面靠近或与周壁接触; 压缩机 设置在箱体壁面的内侧的第一散热装置; 第二散热装置,设置在绝热箱体的箱体壁面以外的外表面的内侧; 减压装置; 和冷却装置。 冰箱设置有:穿过第一散热装置和第二散热装置的第一散热制冷剂流路; 第二散热制冷剂流路,其绕过所述第一散热装置并通过所述第二散热装置; 以及散热性能控制装置,用于通过改变要流向第一散热制冷剂流路和第二散热制冷剂流路的制冷剂量来控制第一散热装置的散热量。 版权所有(C)2013,JPO&INPIT

    • 65. 发明专利
    • Refrigerator
    • 冰箱
    • JP2011058693A
    • 2011-03-24
    • JP2009207652
    • 2009-09-09
    • Hitachi Appliances Inc日立アプライアンス株式会社
    • KADOI YOHEIISHIWATARI HIROTOASHIDA MAKOTOKAWAI RYOJI
    • F25D17/08
    • PROBLEM TO BE SOLVED: To provide a refrigerator suppressing a loss of flow of cold air and improved in energy-saving performance. SOLUTION: This refrigerator is equipped with: storage compartments sectioned in a refrigerator body; a cooler in which cold air for cooling the storage compartments exchanges heat; a cooler compartment in which the cooler is disposed; a fan for distributing the cold air exchanging heat in the cooler to the storage compartments; a cold air-intensive duct disposed in a supply region of the fan and having an opening for guiding the air distributed by the fan to the storage compartments; and a communication hole formed at a lower section of the cold air-intensive duct and communicating the cold air-intensive duct with the outside. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种抑制冷空气流失的冰箱,提高节能性能。

      解决方案:本冰箱配备有:分为冰箱体的储物室; 冷却器,其中用于冷却储藏室的冷空气交换热量; 冷却器设置在其中的较冷室; 用于将冷却器中的冷空气分配到所述储存室中的风扇; 设置在所述风扇的供给区域中并具有用于将由所述风扇分配的空气引导到所述储存室的开口的冷空气密集管道; 以及形成在冷空气密集管道的下部并将冷空气密集管道与外部连通的连通孔。 版权所有(C)2011,JPO&INPIT

    • 66. 发明专利
    • Refrigerator
    • 冰箱
    • JP2011052934A
    • 2011-03-17
    • JP2009204251
    • 2009-09-04
    • Hitachi Appliances Inc日立アプライアンス株式会社
    • KOIKE NOBUSHIROKAWAI RYOJIISHIZUKA MASANOBU
    • F25D11/00
    • PROBLEM TO BE SOLVED: To obtain a refrigerator suppressing temperature rise of a plurality of storage chambers having different temperature zones and improving energy saving performance. SOLUTION: A refrigerator includes: a refrigerating temperature zone chamber and a freezing temperature zone chamber; a cooler arranged in a cooler chamber provided in rear of the freezing temperature zone chamber; a compressor arranged in a machine chamber provided in rear of the refrigerating temperature zone chamber; an air blower for sending cold air from the cooler chamber to the refrigerating temperature zone chamber and the freezing temperature zone chamber; a refrigerating chamber damper for controlling supply of the cold air to the refrigerating temperature zone chamber; and a freezing chamber damper for controlling supply of the cold air to the freezing temperature zone chamber. The refrigerator has refrigerating chamber cooling operation for operating the compressor and the air blower with the freezing chamber damper closed and the refrigerating chamber damper opened and a freezing chamber cooling operation for operating the compressor and the air blower with the freezing chamber damper opened and the refrigerating chamber damper closed. The refrigerator performs time division control for alternately performing the refrigerating chamber cooling operation and the freezing chamber cooling operation with respect to every predetermined time. COPYRIGHT: (C)2011,JPO&INPIT
    • 解决的问题:为了获得抑制具有不同温度区域的多个储藏室的温度升高的冰箱,并且提高了节能性能。 解决方案:冰箱包括:冷藏温度区室和冷冻温度区室; 布置在设置在冷冻温度区室后部的冷却器室中的冷却器; 压缩机,布置在设置在制冷温度区室后部的机器室中; 用于将冷空气从冷却器室送到制冷温度区室和冷冻温度区室的鼓风机; 用于控制向冷藏温度区室供应冷空气的冷藏室阻尼器; 以及用于控制向冷冻温度区室供应冷空气的冷冻室阻尼器。 冰箱具有用于操作压缩机和风扇的制冷室冷却操作,其中冷冻室阻尼器闭合并且冷藏室风门打开,并且用于操作压缩机和鼓风机的冷冻室冷却操作与冷冻室阻尼器打开并且制冷 室阻尼器关闭。 冰箱执行时间控制,以便相对于每个预定时间交替执行冷藏室冷却操作和冷冻室冷却操作。 版权所有(C)2011,JPO&INPIT
    • 67. 发明专利
    • Refrigerator
    • 冰箱
    • JP2011002228A
    • 2011-01-06
    • JP2010224904
    • 2010-10-04
    • Hitachi Appliances Inc日立アプライアンス株式会社
    • KAWAI RYOJIOHIRA AKIYOSHIHIROTA AKIHISASHIBAYAMA MASAYUKI
    • F25D21/08F25B47/02
    • PROBLEM TO BE SOLVED: To provide a refrigerator with high reliability and high energy-saving performance hard to generate a problem that food in the refrigerator cannot be kept in a predetermined range of temperature.SOLUTION: The refrigerator includes: a first defrosting means for carrying out defrosting in a state that an interior blower is ON, a refrigerating chamber damper is open, a freezing chamber damper is closed, and a defrosting heater is OFF while a compressor is stopped; a second defrosting means for carrying out defrosting in a state that the interior blower is ON, the refrigerating chamber damper is open, the freezing chamber damper is closed, and the defrosting heater is ON while the compressor is stopped; and a third defrosting means for carrying out defrosting in a state that the interior blower is OFF, the refrigerating chamber damper is closed, the freezing chamber damper is closed, and the defrosting heater is ON while the compressor 24 is stopped. The refrigerator includes a plurality of defrosting modes for performing the defrosting operation by combining all or a part of the first defrosting means, the second defrosting means, and the third defrosting means, and one of the defrosting modes is selected to perform the defrosting operation.
    • 要解决的问题:为了提供具有高可靠性和高节能性的冰箱,难以产生冰箱中的食物不能保持在预定温度范围内的问题。解决方案:冰箱包括:第一除霜装置,用于携带 在内部鼓风机为ON的状态下,在冷冻室阻尼器打开的同时,在压缩机停止时关闭冷冻室风门,除霜加热器关闭; 第二除霜装置,用于在内部鼓风机接通的状态下进行除霜,冷藏室风门打开,冷冻室风门关闭,并且除霜加热器在压缩机停止时接通; 以及第三解冻装置,用于在内部鼓风机关闭的状态下进行除霜,冷藏室风门关闭,冷冻室风门关闭,并且除霜加热器在压缩机24停止时接通。 冰箱包括多个除霜模式,用于通过组合第一除霜装置,第二除霜装置和第三除霜装置的全部或一部分进行除霜操作,并且选择除霜模式之一进行除霜操作。
    • 68. 发明专利
    • refrigerator
    • 冰箱
    • JP2011002142A
    • 2011-01-06
    • JP2009144855
    • 2009-06-18
    • Hitachi Appliances Inc日立アプライアンス株式会社
    • HIROTA AKIHISASHIBAYAMA MASAYUKIKAWAI RYOJIOHIRA AKIYOSHI
    • F25D21/06F25B47/02F25D21/08
    • PROBLEM TO BE SOLVED: To provide a refrigerator having high energy-saving performance and high reliability, as a problem such that food in the refrigerator cannot be kept within a range of a prescribed temperature, hardly occurs.SOLUTION: This refrigerator includes: a first defrosting means performing defrosting by operating an air blower in a state that a freezing compartment damper is closed, a refrigerating compartment damper is opened, and a defrosting heater is in a non-power distribution state in stopping a compressor; a second defrosting means performing defrosting by operating the air blower in a state that the freezing compartment damper is closed, the refrigerating compartment damper is opened, and the defrosting heater is in a power distribution state in stopping the compressor; and a third defrosting means performing defrosting by stopping the air blower while distributing the power to the defrosting heater in a state that the freezing compartment damper is closed, and the refrigerating compartment damper is closed in stopping the compressor. The refrigerator has a plurality of defrosting modes performing the defrosting operation by one of the first to third defrosting means or the combination of the plurality of defrosting means, and the defrosting operation by the third defrosting means is performed after performing the defrosting operation by at least any of the first and second defrosting means and an operation for cooling a freezing temperature-zone compartment once or several times.
    • 要解决的问题:为了提供一种具有高节能性和高可靠性的冰箱,作为冰箱中的食物不能保持在规定温度范围内的问题,解决方案:该冰箱包括:第一 除霜装置是指在关闭冷冻室阻尼器的状态下操作鼓风机,打开冷藏室阻尼器,除霜加热器在停止压缩机时处于非配电状态,进行除霜; 第二除霜装置,在冷冻室阻尼器关闭的状态下进行除风运行,冷藏室风门打开,除霜加热器在停止压缩机时处于配电状态; 以及第三除霜装置,在冷冻室阻尼器关闭的状态下分配电力到除霜加热器的同时,通过停止鼓风机进行除霜,并且在使压缩机停止时关闭冷藏室风门。 冰箱具有通过第一至第三除霜装置中的一个或多个解冻装置的组合执行除霜操作的多个除霜模式,并且至少在执行除霜操作之后由第三除霜装置进行除霜操作 第一和第二除霜装置中的任一个以及冷冻温度区隔室一次或几次的操作。
    • 69. 发明专利
    • Refrigerator
    • 冰箱
    • JP2008101869A
    • 2008-05-01
    • JP2006286215
    • 2006-10-20
    • Hitachi Appliances Inc日立アプライアンス株式会社
    • KAWAI RYOJIOHIRA AKIYOSHIYAMAWAKI SHINTAROKOKUBO AYUMIOGAWARA HIROYUKI
    • F25D17/08F25D11/02F25D23/04
    • F25D17/062F25D2317/063F25D2317/0662F25D2331/805F25D2400/28
    • PROBLEM TO BE SOLVED: To provide a refrigerator capable of dispensing with removing food to the outside of a quick cooling compartment in storing the food which is desirably free from application of high-speed cold air in the quick cooling compartment, and not completely freezing the food which is desirably free from complete freezing in quick cooling.
      SOLUTION: This refrigerator comprises an inside air distribution fan for circulating cold air exchanging heat in a cooler in the refrigerator, the quick cooling compartment 4 for quickly cooling the food, a food storing container 4b opened at its top portion for storing the food in the quick cooling compartment, a quick cooling compartment fan 31 for distributing the cold air to the quick cooling compartment, an opening portion 33 disposed in a duct for guiding the cold air from the quick cooling compartment fan to the quick cooling compartment for releasing cold air jet, and a cold air jet turning/food loading member 36 for turning the cold air jet 60 released from the opening portion before reaching a bottom face or a side face of the food storing container 4b and loading the food 38 to be quickly cooled, a lower part of the member 36 is used as a first space of a refrigerating or freezing room, and its upper part is used as a second space for quick cooling.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种冰箱,其能够将快速冷却室的外部去除食物,以将食物储存在快速冷却室中期望不施加高速冷气的食物,而不是 完全冷冻食物,其在快速冷却中理想地没有完全冷冻。 解决方案:该冰箱包括内部空气分配风扇,用于在冷藏库中的冷却器中循环冷空气交换热量,快速冷却室4用于快速冷却食物;食物储存容器4b,其顶部开口用于储存 快速冷却室中的食物,用于将冷空气分配到快速冷却室的快速冷却室风扇31,设置在管道中的开口部分33,用于将冷空气从快速冷却室风扇引导到快速冷却室以释放 冷空气喷射器和用于在到达食物储存容器4b的底面或侧面之前转动从开口部分释放的冷空气射流60的冷空气喷射转动/食物装载构件36并快速装载食物38 冷却时,构件36的下部被用作制冷或冷冻室的第一空间,并且其上部用作用于快速冷却的第二空间。 版权所有(C)2008,JPO&INPIT
    • 70. 发明专利
    • Refrigerator
    • 冰箱
    • JP2007271153A
    • 2007-10-18
    • JP2006096810
    • 2006-03-31
    • Hitachi Appliances Inc日立アプライアンス株式会社
    • YAMADA MIKIOENDO YUKIHIRONOMURA HAJIMEKOKUBO AYUMIOHIRA AKIYOSHIKAWAI RYOJI
    • F25D17/08F25D11/02
    • PROBLEM TO BE SOLVED: To provide a refrigerator comprising a storage compartment capable of realizing a supercooling state.
      SOLUTION: This refrigerator comprises a supercooling compartment 4 for storing a stored object at a temperature lower than a freezing point by indirect cooling, a supercooling container 24 having a container member 25 opened at its upper portion and used as a storage space 26 inside, and a cover member 27 covering an upper side of the storage space 26, and disposed in the supercooling compartment, a temperature sensor 30 mounted on an upper face of the storage space 26, detecting a temperature in the supercooling container 24 and detecting the release of supercooling of the stored object, a cold air discharge port 28 formed on an upper portion with respect to the cover member 27 at a back wall of the supercooling chamber 4 and discharging the cold air forward from the back wall of the supercooling chamber 4, and a protecting member 31 positioned on an upper projecting face of the temperature sensor 30, disposed on an upper face of the cover member 27, and protecting the temperature sensor 30 from a low temperature of the cold air discharged from the cold air discharge port 28 to the supercooling chamber 4, and the protecting member 31 is projected from the upper face of the cover member 27 for branching the cold air discharged from the cold air discharge port 28 right and left.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种包括能够实现过冷状态的储藏室的冰箱。 解决方案:该冰箱包括用于通过间接冷却在低于冰点的温度下存储被存储物体的过冷室4,具有在其上部开口并用作存储空间26的容器构件25的过冷容器24 内部和覆盖存储空间26的上侧的盖构件27,并且设置在过冷室中,安装在存储空间26的上表面上的温度传感器30,检测过冷容器24中的温度并检测 释放储存物体的过冷却,在过冷却室4的后壁处相对于盖构件27在上部形成的冷空气排出口28,并且将冷空气从过冷却室4的后壁向前排出 以及位于温度传感器30的上突出面上的保护部件31,配置在盖部件27的上表面,保护温度 传感器30从冷空气排出口28向过冷却室4排出的冷气的低温,并且保护部件31从盖部件27的上表面突出,以将冷空气排出的冷气分流 排出口28左右。 版权所有(C)2008,JPO&INPIT