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1. 发明专利

JP2014181834A Refrigerant selector valve and device equipped with the same 有权
标题翻译：制冷选择阀及其装置
公开(公告)号：JP2014181834A
公开(公告)日：2014-09-29
申请号：JP2013055774
申请日：2013-03-18
申请人： Hitachi Appliances Inc , 日立アプライアンス株式会社
发明人： YAMASHITA TAICHIRO , ISHIZUKA MASANOBU , TSUFUKU MASAYASU , HIRAYAMA HIROSHI , SASAMURA KAZUFUMI , OHIRA AKIYOSHI , KAWAI RYOJI , OKADOME SHINICHIRO
IPC分类号： F25B41/04 , F16K11/074
摘要： PROBLEM TO BE SOLVED: To provide a refrigerant selector valve which is improved in the switching performance of a refrigerant, and a device equipped with the same.SOLUTION: A refrigerant selector valve 60 comprises a valve element 80 rotatably supported on a valve element shaft 71, a case 66, 67 in which the valve element 80 is contained, a valve seat 67b provided at an end of the case, an inflow pipe connection part with an end opened to the case interior, to which an inflow pipe 68 is connected, and a plurality of communication pipe connection parts to which first, second and third communication pipes 69b, 69c, 69d with ends opened to the case interior at the valve seat 67b are connected. The valve element 80 switches over among: a first state in which the inflow pipe 68 is not in communication with either of the first, second and third communication pipes, the third communication pipe 69d is closed and the first and second communication pipes are in communication with each other; a second state in which the second communication pipe 69c is closed; a third state in which the inflow pipe 68 is in communication with the second communication pipe 69c and the first and third communication pipes are closed; and a fourth state in which the inflow pipe 68 is in communication with the first communication pipe 69b and the second and third communication pipes are in communication with each other.
摘要翻译：要解决的问题：提供一种提高制冷剂的开关性能的制冷剂选择阀及其装置。制冷剂选择阀60包括可旋转地支撑在阀元件轴71上的阀元件80 ，其中容纳阀元件80的壳体66,67，设置在壳体的端部的阀座67b，具有与壳体内部敞开的端部的流入管连接部，流入管68连接到该流体管连接部，以及多个连通管连接部，连接具有朝向阀座67b的壳体内部开口的端部的第一，第二和第三连通配管69b，69c，69d。阀元件80切换为：流入管68不与第一，第二和第三连通管中的任一个连通的第一状态，第三连通管69d关闭，第一和第二连通管连通彼此; 第二连通管69c关闭的第二状态; 流入管68与第二连通管69c连通并且第一和第三连通管关闭的第三状态; 以及第四状态，其中流入管68与第一连通管69b连通，第二和第三连通管彼此连通。

2. 发明专利

JP2014137182A refrigerator 审中-公开
标题翻译：冰箱
公开(公告)号：JP2014137182A
公开(公告)日：2014-07-28
申请号：JP2013005881
申请日：2013-01-17
申请人： Hitachi Appliances Inc , 日立アプライアンス株式会社
发明人： NAKADA YUKI , IWABUCHI SHINYA , OHIRA AKIYOSHI , KAWAI RYOJI , OKADOME SHINICHIRO
IPC分类号： F25D17/08 , F25D29/00
摘要： PROBLEM TO BE SOLVED: To provide a refrigerator capable of improving the conservation of food and reliability and ensuring high energy saving by appropriately detecting the internal temperature of a stockroom by temperature detection means.SOLUTION: A refrigerator includes: a vertical rotational partition body closing a gap between first and second doors; heaters 15A and 15B in a vertical direction of the rotational partition body; a first cold air duct 11a; a second cold air duct 11b supplying cold air to an upper portion; blowing means for blowing the cold air; a first air-volume adjustment device 20a controlling the first cold air duct 11a to blow the cold air; a second air-volume adjustment device 20b controlling the second cold air duct 11b to blow the cold air; first temperature detection means in a lower portion of the stockroom in a refrigeration temperature zone; and second temperature detection means in an upper portion of the stockroom in the refrigeration temperature zone. The first air-volume adjustment device 20a and the second air-volume adjustment device 20b control the first and second cold air ducts 11a and 11b on the basis of the first and second temperature detection means, respectively. If a set temperature of the stockroom in the refrigeration temperature zone is changed, the heaters 15A and 15B control a heat value in the upper and lower portions independently of each other.
摘要翻译：要解决的问题：提供一种能够通过适当地通过温度检测装置检测储藏室的内部温度来提高食品的可靠性和可靠性的保持并确保高的节能。解决方案：一种冰箱，包括：垂直旋转分隔体，第一和第二门之间的间隙; 加热器15A和15B沿旋转分隔体的垂直方向; 第一冷风管道11a; 向上部供给冷空气的第二冷气导管11b; 用于吹冷空气的吹风装置; 第一空气量调节装置20a，控制第一冷气导管11a吹出冷空气; 第二风量调节装置20b，控制第二冷风管道11b吹送冷空气; 第一温度检测装置，在冷藏温度区的储藏室的下部; 以及第二温度检测装置，位于制冷温度区的储藏室的上部。第一空气量调节装置20a和第二空气量调节装置20b分别基于第一和第二温度检测装置控制第一和第二冷气导管11a和11b。如果制冷温度区域中的储藏室的设定温度改变，则加热器15A和15B彼此独立地控制上部和下部的热值。

3. 发明专利

JP2012007759A Refrigerator 审中-公开
标题翻译：冰箱
公开(公告)号：JP2012007759A
公开(公告)日：2012-01-12
申请号：JP2010141655
申请日：2010-06-22
申请人： Hitachi Appliances Inc , 日立アプライアンス株式会社
发明人： OKADOME SHINICHIRO , KAWAI RYOJI , OHIRA AKIYOSHI , NAKAMURA HIROKAZU , ISHIWATARI HIROTO
IPC分类号： F25D11/02 , F25D16/00 , F25D17/08
摘要： PROBLEM TO BE SOLVED: To provide a refrigerator that suppresses the temperature fluctuation of a freezing temperature zone compartment, concerning a refrigerator with the freezing temperature zone compartment.SOLUTION: The refrigerator includes the freezing temperature zone compartment which houses foods respectively by being compartmentalized in the refrigerator body, wherein the freezing temperature zone compartment includes a housing space consisting of an ice compartment 3, an upper stage freezing compartment 4 and a lower stage freezing compartment 5, and is provided with a cooling storage unit 110A having a cooling storage member between the ice compartment 3 and the upper freezing compartment 4 located in an upper portion, and the lower stage freezing compartment 5 located in a lower portion. The cooling storage unit 110A is provided in a space of the back of a front face partition 40 of the freezing compartment where foods are not fundamentally housed.
摘要翻译：解决的问题：提供一种能够抑制冷冻温度区室的温度波动的冰箱，涉及具有冷冻温度区隔室的冰箱。解决方案：冰箱包括分别通过分隔在冰箱体中而容纳食物的冷冻温度区隔室，其中，冷冻温度区隔室包括由冰室3，上段冷冻室4和下部冷冻室5，并且设置有在冰室3和位于上部的上部冷冻室4之间具有冷却存储构件的冷却存储单元110A，下部冷冻室5位于下部。冷藏存储单元110A设置在冷冻室的前面分隔件40的背面的空间中，其中食物不是基本上容纳的。版权所有（C）2012，JPO＆INPIT

4. 发明专利

JP2011038714A refrigerator 审中-公开
标题翻译：冰箱
公开(公告)号：JP2011038714A
公开(公告)日：2011-02-24
申请号：JP2009186974
申请日：2009-08-12
申请人： Hitachi Appliances Inc , 日立アプライアンス株式会社
发明人： KAWAI RYOJI , OHIRA AKIYOSHI , ASHIDA MAKOTO , ISHIWATARI HIROTO , SHIGENAKA KEISUKE , KADOI YOHEI
IPC分类号： F25D17/08 , F25D21/08
摘要： PROBLEM TO BE SOLVED: To provide a refrigerator of excellent energy saving performance, capable of restraining an inner volume from being reduced. SOLUTION: This refrigerator includes a freezing temperature zone chamber provided in an insulated box body, the first refrigerating temperature zone chamber provided in an upper side of the freezing temperature zone chamber, the second refrigerating temperature zone chamber provided in an under side of the freezing temperature zone chamber, and a cooler chamber provided in a rear side of the freezing temperature zone chamber, and installed with a cooler, and the refrigerator further includes the first cold air passage for guiding return cold air from the first refrigerating temperature zone chamber to the second refrigerating temperature zone chamber, and the second cold air passage for guiding return cold air from the second refrigerating temperature zone chamber to a lower part of the cooler chamber, a width of the first opening communicated with the cooler chamber of the second cold air passage is substantially same to a width of the cooler chamber, and the return cold air from the second refrigerating temperature zone chamber is made to flow from an under side toward an upper side over the width direction full range of the cooler. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：解决的问题：提供能够抑制内部容积减小的具有优良的节能性能的冰箱。解决方案：该冰箱包括设置在绝缘箱体内的冷冻温度区室，设置在冷冻温度区室的上侧的第一制冷温度区室，设置在冷冻温度区室的下侧的第二制冷温度区室冷冻温度区室和设置在冷冻温度区室的后侧的冷却室，并且安装有冷却器，并且冰箱还包括第一冷空气通道，用于引导来自第一制冷温度区室的回流冷空气以及第二冷气通道，用于将冷空气从第二冷藏温度区域引导回到冷却室的下部，第一开口的宽度与第二冷却区域的冷却室连通空气通道与冷却器室的宽度基本相同，并且来自t的回流冷空气使第二制冷温度区室从冷却器的宽度方向的整个范围的下侧向上侧流动。版权所有（C）2011，JPO＆INPIT

5. 发明专利

JP2011002143A Refrigerator 有权
标题翻译：冰箱
公开(公告)号：JP2011002143A
公开(公告)日：2011-01-06
申请号：JP2009144856
申请日：2009-06-18
申请人： Hitachi Appliances Inc , 日立アプライアンス株式会社
发明人： HIROTA AKIHISA , SHIBAYAMA MASAYUKI , KAWAI RYOJI , OHIRA AKIYOSHI
IPC分类号： F25D17/06 , F24F11/02 , F25D11/00 , F25D17/08 , F25D21/08
摘要： 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 in a state that the air blower is stopped 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 for performing the defrosting operation by one of the first to third defrosting means or the combination of the plurality of defrosting means, the defrosting operation is performed by selecting one defrosting mode from the plurality of defrosting modes, and then the defrosting is performed in a state that the air blower is kept in the stopped state while keeping the defrosting heater in the power distribution state.
摘要翻译：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; 以及在冷冻室风门关闭的状态下分配电力给除霜加热器的状态下进行除风的第三除霜装置，并且在使压缩机停止时冷藏室风门关闭。冰箱具有多个解冻模式，用于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进行除霜操作，通过从多个除霜模式中选择一个除霜模式进行除霜操作，以及则在将除霜加热器保持在配电状态的同时，在鼓风机保持停止状态的状态下进行除霜。

6. 发明专利

JP2009293897A refrigerator 有权
标题翻译：冰箱
公开(公告)号：JP2009293897A
公开(公告)日：2009-12-17
申请号：JP2008150141
申请日：2008-06-09
申请人： Hitachi Appliances Inc , 日立アプライアンス株式会社
发明人： KAWAI RYOJI , OHIRA AKIYOSHI , HIROTA AKIHISA , SHIBAYAMA MASAYUKI
IPC分类号： F25D21/06
摘要： PROBLEM TO BE SOLVED: To provide a reliable refrigerator which has high energy saving performance and hardly causes a problem such that foods in the refrigerator cannot maintained in a predetermined temperature range. SOLUTION: The refrigerator includes a first defrosting means which performs defrosting with an internal blower ON, a cooling chamber damper OPEN, a freezing chamber damper CLOSE, and a defrosting heater OFF when a compressor is stopped; a second defrosting means which performs defrosting with the internal blower ON, the cooling chamber damper OPEN, the freezing chamber damper CLOSE, and the defrosting heater OFF when the compressor is stopped; and a third defrosting means which performs defrosting with the internal blower OFF, the cooling chamber damper CLOSE, the freezing chamber damper CLOSE, and the defrosting heater ON when the compressor 24 is stopped. The refrigerator is provided with a plurality of defrosting modes for performing defrosting operation by all or a part of the first defrosting means, the second defrosting means and the third defrosting means, and performs the defrosting operation by selecting one defrosting mode therefrom. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种具有高节能性能的可靠的冰箱，并且几乎不会导致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：当压缩机停止时，冰箱包括第一除霜装置，其与内部鼓风机ON，冷却室阻尼器OPEN，冷冻室阻尼器CLOSE和除霜加热器OFF进行除霜; 当压缩机停止时，与内部鼓风机接通，第二除霜装置进行除霜，冷却室阻尼器OPEN，冷冻室阻尼器CLOSE和除霜加热器OFF; 以及第三除霜装置，当压缩机24停止时，与内部鼓风机OFF，冷却室阻尼器CLOSE，冷冻室阻尼器CLOSE和除霜加热器ON进行除霜。冰箱设置有多个解冻模式，用于通过第一除霜装置，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，并且通过从其中选择一个除霜模式进行除霜操作。版权所有（C）2010，JPO＆INPIT

7. 发明专利

JP2009030864A Refrigerator 审中-公开
标题翻译：冰箱
公开(公告)号：JP2009030864A
公开(公告)日：2009-02-12
申请号：JP2007194537
申请日：2007-07-26
申请人： Hitachi Appliances Inc , 日立アプライアンス株式会社
发明人： OHIRA AKIYOSHI , KAWAI RYOJI , ISHIZUKA MASANOBU
IPC分类号： F25D21/14
CPC分类号： F25D21/14 , F25D2321/1411 , F25D2323/0021 , F25D2323/0022 , F25D2323/00266 , F25D2323/00267 , F25D2323/00276 , F25D2323/00277
摘要： PROBLEM TO BE SOLVED: To increase a storage capacity of a refrigerator by reducing the size of a machine chamber while securing the evaporation performance of the defrosted water of an evaporation pan and the heat release performance of a compressor in the refrigerator.
SOLUTION: The refrigerator 8 is provided with a refrigerator body 8a forming the machine chamber 16; a partition 19 for partitioning the inside of the machine room 16 into a first space 16a and a second space 16b; an air blowing device 20 comprising a propeller fan 21 and a fan motor 22 sucking air from the first space 16a and sending out the air to the second space 16b; the compressor 1 arranged in the second space 16b; and the evaporation pan 23 arranged on the compressor 1. The fan motor 22 is protruded from the propeller fan 21 and the partition 19 to the compressor side, and the air blowing device 20 is provided to blow out air outwardly from the outer periphery of the fan motor 22. An inlet 30 of an air duct to an upper face opening of the evaporation pan 23 is formed at the outer side of the outer periphery of the fan motor 22 to take in air blown out outwardly from the outer periphery of the fan motor 22.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：通过在确保蒸发盘的除霜水的蒸发性能和在冰箱中的压缩机的放热性能的同时减小机器室的尺寸来增加冰箱的存储容量。解决方案：冰箱8设置有形成机器室16的冰箱主体8a; 用于将机房16的内部分隔成第一空间16a和第二空间16b的隔板19; 包括螺旋桨式风扇21和风扇马达22的送风装置20，其从第一空间16a吸入空气并将空气送出到第二空间16b; 布置在第二空间16b中的压缩机1; 以及布置在压缩机1上的蒸发盘23.风扇马达22从螺旋桨式风扇21和分隔件19突出到压缩机侧，并且设置吹风装置20以从外部的外周向外吹出空气风扇马达22.在风扇马达22的外周的外侧形成有空气管道到蒸发盘23的上表面开口的入口30，以从风扇的外周向外吹出空气电机22.版权所有（C）2009，JPO＆INPIT

8. 发明专利

JP2008202823A Refrigerator 审中-公开
标题翻译：冰箱
公开(公告)号：JP2008202823A
公开(公告)日：2008-09-04
申请号：JP2007037314
申请日：2007-02-19
申请人： Hitachi Appliances Inc , 日立アプライアンス株式会社
发明人： OHIRA AKIYOSHI , KAWAI RYOJI , SHIGENAKA KEISUKE , ISHIWATARI HIROTO
IPC分类号： F25D21/08 , F25B39/02 , F25D17/08
摘要： PROBLEM TO BE SOLVED: To provide a refrigerator having high cooling performance by efficiently defrosting a cooler, saving a space and having a large capacity.
SOLUTION: In this refrigerator comprising the cooler composed of a heat transfer tube and fins for cooling the inside air, and a cold air return port of a refrigerating compartment or a vegetable compartment and a cold air return port of a freezing compartment independently formed, the cold air return port of the freezing compartment is positioned in opposition to a front face portion of the cooler, a lower end of the cold air return port of the freezing compartment is disposed at an upper side with respect to a lower end of the cooler, the cold air return port of the refrigerating compartment or the vegetable compartment is formed so that the returning cold air of the refrigerating compartment or the vegetable compartment flows from a lower portion of the cooler, and an interval of the fins of the cooler in the height from a lower end of the cooler to a lower end of an opening portion of the cold air return port is narrower than an interval of the fins from a lower end of the cold air return port of the freezing compartment to an upper end of the cooler, thus defrosting of high efficiency can be performed.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：通过有效地除霜冷却器来提供具有高冷却性能的冰箱，节省空间并具有大容量。解决方案：在包括由传热管组成的冷却器和用于冷却内部空气的翅片的冷却器以及冷藏室的冷藏室或蔬菜室的冷空气返回口和冷藏室的冷空气回流口形成冷冻室的冷空气返回口与冷却器的前面部相对定位，冷冻室的冷气返回口的下端相对于冷冻室的下端配置在上侧冷却器，冷藏室或蔬菜室的冷空气返回口形成为使得冷藏室或蔬菜室的返回冷气从冷却器的下部流出，冷却器的散热片的间隔在从冷却器的下端到冷空气返回口的开口部的下端的高度比从冷端的下端的翅片的间隔窄冷冻室的空气返回口到冷却器的上端，从而可以进行高效率的除霜。版权所有（C）2008，JPO＆INPIT

9. 发明专利

JP2014047835A Refrigerant change-over valve, and appliance with the same 有权
标题翻译：制冷剂更换阀，并具有相同的功能
公开(公告)号：JP2014047835A
公开(公告)日：2014-03-17
申请号：JP2012190792
申请日：2012-08-31
申请人： Hitachi Appliances Inc , 日立アプライアンス株式会社
发明人： YAMASHITA TAICHIRO , NAGAMORI TOSHIHIKO , SHIONO KENJI , IWABUCHI SHINYA , ASHIDA MAKOTO , OHIRA AKIYOSHI , KAWAI RYOJI , OKADOME SHINICHIRO , ISHIZUKA MASANOBU , SASAMURA KAZUFUMI , YAMAWAKI SHINTARO
IPC分类号： F16K31/04 , F16K11/074 , F16K31/53 , F25B41/04
摘要： PROBLEM TO BE SOLVED: To provide a refrigerant change-over valve having improved change-over performance for a refrigerant.SOLUTION: A refrigerant change-over valve includes: a valving element 80 supported to freely swing around a valving element shaft 71; a case (66, 67) containing the valving element 80; a valve seat 67b provided at one end of the case (66, 67); an inflow pipe connection part which has one end opened in the case (66, 67) and to which an inflow pipe 68 is connected; a communication pipe connection part which has one end opened in the case (66, 67) of the valve seat 67b and to which communication pipes 69b, 69c and 69d are connected; a stator 62 provided at an outer periphery of the case (66, 67); a rotor 70 included in the case (66, 67) and supported rotatably and coaxially with the valving element shaft 71 of the valving element 80; and an idler gear 79 which transmits rotation of the rotor 70 to the valving element 80, and is supported rotatably around an idler shaft 78 different from the valving element shaft 71.
摘要翻译：要解决的问题：提供一种具有改善的制冷剂转换性能的制冷剂转换阀。解决方案：制冷剂转换阀包括：阀元件80，其被支撑以围绕阀元件轴71自由摆动; 包含阀元件80的壳体（66,67）; 设置在壳体（66,67）的一端的阀座67b; 流入管连接部，其一端在壳体（66,67）中敞开，并且流入管68连接到该流入管连接部; 连通管连接部，其一端在阀座67b的壳体（66,67）中敞开，并且连通管69b，69c和69d连接到该连通管连接部; 设置在壳体（66,67）的外周的定子62; 包括在壳体（66,67）中并与阀元件80的阀元件轴71可旋转并同轴支撑的转子70; 以及空转齿轮79，其将转子70的旋转传递到阀元件80，并且可旋转地围绕不同于阀元件轴71的惰轮轴78支撑。

10. 发明专利

JP2014040967A Refrigerator 有权
标题翻译：冰箱
公开(公告)号：JP2014040967A
公开(公告)日：2014-03-06
申请号：JP2012183741
申请日：2012-08-23
申请人： Hitachi Appliances Inc , 日立アプライアンス株式会社
发明人： OHIRA AKIYOSHI , KAWAI RYOJI , OKADOME SHINICHIRO , KOMATSU TOSHIHIRO
IPC分类号： F25D29/00 , F25D17/08
CPC分类号： F25D2317/067
摘要： PROBLEM TO BE SOLVED: To provide a refrigerator that properly detects temperature in a storage chamber with temperature detecting means to improve the shelf life and reliability of food and achieve high energy-saving performance.SOLUTION: A refrigerator includes: a first cold air duct 11a and a second cold air duct 11b for supplying cold air to one of spaces of a storage chamber 2 composed of a plurality of shelves 34; a first air flow adjusting device 20a for controlling air blowing of the first cold air duct 11a; and a second air flow adjusting device 20b for controlling air blowing of the second cold air duct 11b. The refrigerator also includes: a first area 2B to which cold air from the first cold air duct 11a and the second cold air duct 11b is supplied; a second area 2A which is located between an uppermost step shelf 34a in the storage chamber 2 and an upper wall 63 in the storage chamber 2 and to which the cold air is supplied through the second cold air duct 11b; and a third area 2C which is located between an uppermost shelf 34a and a lowermost shelf 34f in the storage chamber 2 and to which cold air is supplied through the first cold air duct 11a. In the first area 2B, first temperature detecting means 44 is provided.
摘要翻译：要解决的问题：提供一种使用温度检测装置适当地检测存储室中的温度的冰箱，以提高食品的保质期和可靠性，并实现高节能性能。冰箱包括：第一冷风通道11a 以及用于向由多个搁架34构成的储存室2的一个空间供给冷气的第二冷气导管11b; 用于控制第一冷气管道11a的吹风的第一气流调节装置20a; 以及用于控制第二冷气管道11b的空气吹送的第二气流调节装置20b。冰箱还包括：供给来自第一冷气导管11a和第二冷气导管11b的冷气的第一区域2B; 第二区域2A位于储存室2中的最上层台架34a和存储室2中的上壁63之间，并且通过第二冷风管道11b供应冷空气; 以及第三区域2C，其位于储存室2中的最上架34a和最下架34f之间，并且通过第一冷风管道11a供应冷空气。在第一区域2B中，设置有第一温度检测装置44。

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