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    • 1. 发明专利
    • Air conditioner
    • 冷气机
    • JP2014152999A
    • 2014-08-25
    • JP2013023441
    • 2013-02-08
    • Daikin Ind Ltdダイキン工業株式会社
    • NAGAOKA SHINJITAKEMOTO KEIGOONUMA YOICHI
    • F25B29/00F24F11/02F25B1/00
    • PROBLEM TO BE SOLVED: To solve a problem that when an R32 refrigerant is used and a dehumidification solenoid valve having the same bleed amount as that of a conventional one is used, reheating dehumidification operation cannot be performed appropriately.SOLUTION: An air conditioner includes a refrigerant circuit formed by annularly interconnecting a compressor, an outdoor heat exchanger, a decompression device, a first indoor heat exchanger, a dehumidification solenoid valve and a second indoor heat exchanger, and performs a dehumidification operation by making the decompression device in an open state and the dehumidification solenoid valve in a restricted state. As a refrigerant, an R32 refrigerant is used, and when the dehumidification solenoid valve is in the restricted state and a pressure difference between the upstream side and the downstream side of the dehumidification solenoid valve is 98 (kPa), a bleed flow rate is 2.0-8.0 (L/min).
    • 要解决的问题为了解决使用R32制冷剂和使用与以往相同的排出量的除湿电磁阀的问题,不能适当地进行再加热除湿运转。空调机包括: 通过使压缩机,室外热交换器,减压装置,第一室内热交换器,除湿电磁阀和第二室内热交换器环状地连接而形成的制冷剂回路,通过使减压装置处于打开状态来进行除湿运转, 除湿电磁阀处于受限状态。 作为制冷剂,使用R32制冷剂,当除湿电磁阀处于限制状态,除湿电磁阀的上游侧和下游侧的压力差为98(kPa)时,排出流量为2.0 -8.0(L / min)。
    • 3. 发明专利
    • Piping member and piping assembly including the same
    • 管道构件和管道组件包括其中
    • JP2014129855A
    • 2014-07-10
    • JP2012288503
    • 2012-12-28
    • Daikin Ind Ltdダイキン工業株式会社
    • TAKEMOTO KEIGOKOMIYA KENTAROONUMA YOICHI
    • F16L13/08F16L13/00F16L19/04
    • F16L13/08F16L23/026F16L41/03
    • PROBLEM TO BE SOLVED: To provide a piping member with a copper pipe brazed with good brazing property.SOLUTION: A flare half union is a piping member configured so that a copper pipe 46 is inserted from an insertion surface 81 and brazed, and includes: a cylindrical main body portion 80a; and a nut portion 80b adjacent to the main body portion 80a. The nut portion 80b has the insertion surface 81 formed on an opposite side to the main body portion 80a, and a thickness t80b is larger than that of the main body portion 80a. A copper pipe insertion hole 83 for inserting the copper pipe 46 is formed in the nut portion 80b. Annular grooves 85 are formed in the nut portion 80b near an inlet of the copper pipe insertion hole 83. The annular grooves 85 are more recessed in an insertion direction A11 than the insertion surface 81 around the annular grooves 85.
    • 要解决的问题:提供一种具有钎焊钎焊性能好的铜管的管道构件。解决方案:一个火炬半接头是一种配管构件,其构造成使铜管46从插入表面81插入并钎焊,并且包括: 圆筒形主体部分80a; 以及与主体部80a相邻的螺母部80b。 螺母部80b具有与主体部80a相反的一侧形成的插入面81,厚度t80b大于主体部80a的厚度。 用于插入铜管46的铜管插入孔83形成在螺母部分80b中。 环形槽85形成在铜管插入孔83的入口附近的螺母部80b中。环状槽85比环形槽85周围的插入面81沿插入方向A11更凹陷。
    • 4. 发明专利
    • Valve and heat source unit refrigeration device
    • 阀门和热源单元制冷装置
    • JP2014126276A
    • 2014-07-07
    • JP2012283211
    • 2012-12-26
    • Daikin Ind Ltdダイキン工業株式会社
    • TAKEMOTO KEIGOONUMA YOICHI
    • F25B41/04
    • PROBLEM TO BE SOLVED: To provide a valve capable of suppressing the influence of torque at a time of fixing a connection member to the valve.SOLUTION: A valve 20 comprises: a first cylindrical portion 21 and a second cylindrical portion 22 (cylindrical main body); a fourth cylindrical portion 24; and a fixed portion (plate fixed portions 25a-1 and 25a-2). The fourth cylindrical portion 24 crosses the first cylindrical portion 21 and the second cylindrical portion 22 (cylindrical main body) and another connection member is threaded with the fourth cylindrical portion 24. A plurality of fastening holes for penetrating screws that are fastening members are formed in the fixed portion 25 in a thickness direction, and the fixed portion 25 extends from the first cylindrical portion 21 and the second cylindrical portion 22 (cylindrical main body) so that the thickness direction is along a direction of a central axis C2 of the fourth cylindrical portion 24.
    • 要解决的问题:提供一种能够抑制在将连接构件固定到阀时的扭矩的影响的阀。解决方案:阀20包括:第一圆筒部21和第二圆筒部22(圆筒形主体 ); 第四圆柱形部分24; 和固定部(板固定部25a-1和25a-2)。 第四圆筒部分24与第一圆筒部分21和第二圆柱部分22(圆柱形主体)交叉,另一个连接部件与第四圆柱部分24相连。用于穿过作为紧固部件的螺钉的多个紧固孔形成在 固定部分25在厚度方向上,并且固定部分25从第一圆筒部分21和第二圆筒部分22(圆柱形主体)延伸,使得厚度方向沿着第四圆柱形部分的中心轴线C2的方向 部分24。
    • 5. 发明专利
    • Heat source unit of refrigeration device
    • 制冷装置热源单元
    • JP2014126275A
    • 2014-07-07
    • JP2012283210
    • 2012-12-26
    • Daikin Ind Ltdダイキン工業株式会社
    • TAKEMOTO KEIGOONUMA YOICHI
    • F24F1/32F24F1/56
    • F24F1/32F24F1/56
    • PROBLEM TO BE SOLVED: To provide a valve capable of improving workability when a connection member is connected.SOLUTION: An outdoor unit 13 connected to an indoor unit 12 includes: a side surface bulge portion 53; and a closing valve 20. The side surface bulge portion 53 is formed on a case sidewall 412 along a vertical surface, and bulges outward from the case sidewall 412. The closing valve 20 includes: a fourth cylindrical portion 24 to which a communication pipe 14 extending from the indoor unit 12 is connected; and a fixed portion 25. By causing a central axis C2 of the fourth cylindrical portion 24 to be inclined with respect to the vertical plane, the closing valve 20 is fixed to the side surface bulge portion 53 via the fixed portion 25 so that the fourth cylindrical portion 24 is farther from the vertical plane as being closer to a tip end of the fourth cylindrical portion 24.
    • 要解决的问题:提供一种在连接构件连接时能够提高加工性的阀。解决方案:连接到室内单元12的室外单元13包括:侧面凸起部53; 侧面凸起部分53沿着垂直表面形成在壳体侧壁412上,并且从壳体侧壁412向外凸出。关闭阀20包括:第四圆柱形部分24,连通管14 从室内机12连接; 和固定部25.通过使第四圆筒部24的中心轴线C2相对于垂直面倾斜,闭阀20经由固定部25固定在侧面隆起部53上, 圆柱形部分24更靠近第四圆柱形部分24的顶端距离垂直平面更远。
    • 6. 发明专利
    • Valve
    • JP2014126137A
    • 2014-07-07
    • JP2012283209
    • 2012-12-26
    • Daikin Ind Ltdダイキン工業株式会社
    • TAKEMOTO KEIGOONUMA YOICHI
    • F16L5/00F16L41/02F16L41/08
    • F16K27/02F16K27/00F16L41/021F16L41/023F16L41/03F24F1/32F25B41/04
    • PROBLEM TO BE SOLVED: To provide a valve that can easily connect a connection member.SOLUTION: A closing valve 20 includes: a fixed portion 25; and a fourth cylindrical portion 24. The fixed portion 25 is fixed to a fixing target surface 53a of a side surface bulge portion 53. The fourth cylindrical portion 24 can be connected to another connection member, and is formed so that a central shaft C2 is inclined with respect to the fixing target surface 53a so that the central shaft C2 is farther from the fixing target surface 53 as being closer to a tip end. The fourth cylindrical portion can be connected to another member easily while avoiding contact of the connected member with the fixing target surface of the side surface bulge portion 53.
    • 要解决的问题:提供一种能够容易地连接连接构件的阀。解决方案:关闭阀20包括:固定部分25; 和第四圆柱部分24.固定部分25固定在侧面凸起部分53的固定目标表面53a上。第四圆柱形部分24可以连接到另一个连接部件,并且形成为使得中心轴C2是 相对于固定目标表面53a倾斜,使得中心轴C2越靠近末端越靠近固定目标表面53。 第四圆柱形部分可以容易地连接到另一构件,同时避免连接构件与侧面隆起部分53的固定目标表面的接触。
    • 7. 发明专利
    • Valve lid and valve
    • 阀门盖和阀门
    • JP2014126136A
    • 2014-07-07
    • JP2012283208
    • 2012-12-26
    • Daikin Ind Ltdダイキン工業株式会社
    • ONUMA YOICHITAKEMOTO KEIGO
    • F16K27/08
    • PROBLEM TO BE SOLVED: To provide a valve lid adaptable to various valve main bodies.SOLUTION: A valve lid 70 comprises: a disk-like bottom portion 71; a cylindrical portion 72; and a protruding portion 73. The cylindrical portion 72 extends from a circumferential edge of the bottom portion 71 in a screwing direction, and female screws 75 are formed on an inner circumferential surface of the cylindrical portion 72. The protruding portion 73 includes first annular protrusions 73a and second annular protrusions 73b. In this case, the valve lid 70 having the male screws 75 on an inner circumferential surface is screwed into a valve main body 80 having male screws 80a on an outer circumferential surface, thus fitting the male screws 80a into the respective female screws 75. By this crewing, the first annular protrusions 73a and/or second annular protrusions 73b abut on a main body tip end 80b of the valve, thereby sealing the valve main body 80 with the valve lid 70.
    • 要解决的问题:提供适用于各种阀主体的阀盖。解决方案:阀盖70包括:盘状底部71; 圆筒部72; 和突出部73.圆筒部72从底部71的圆周方向以螺合方向延伸,在圆筒部72的内周面形成有内螺纹75.突出部73具有第一环状突起 73a和第二环形突起73b。 在这种情况下,具有内周面上的外螺纹75的阀盖70被拧入具有外周面上的外螺纹80a的阀主体80,从而将外螺纹80a装配到相应的内螺纹75中。 该第一环形突起73a和/或第二环状突起73b抵接在阀的主体前端80b上,从而将阀主体80与阀盖70密封。
    • 8. 发明专利
    • Refrigerant flow divider
    • 制冷流量分流器
    • JP2010175180A
    • 2010-08-12
    • JP2009019812
    • 2009-01-30
    • Daikin Ind Ltdダイキン工業株式会社
    • TAKEMOTO KEIGOSHIBAIKE KOJI
    • F25B41/00
    • PROBLEM TO BE SOLVED: To provide a refrigerant flow divider capable of reducing pressure loss of a refrigerant and equally dividing the refrigerant to a plurality of outflow pipes. SOLUTION: The refrigerant flow divider 100 includes a body 101 constituted of a case 105 and a lid 106. The lid 106 includes: one inlet 107 which is communicated with a stirring chamber 109 and to which a refrigerant to made to flow in; and a plurality of outlets 108 which are communicated with the stirring chamber 109 and from which a refrigerant is made to flow out. The inlet 107 and the plurality of outlets 108 are opened to face the same direction, and the plurality of outlets 108 are positioned around the inlet 107. In a portion opposing to the inlet 107 on the inner face of the stirring chamber 109, a conical face 110 with grooves 111, 112 is provided. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种能够减少制冷剂的压力损失并将制冷剂等分成多个流出管的制冷剂分流器。 解决方案:制冷剂分流器100包括由壳105和盖106构成的主体101.盖106包括:一个入口107,其与搅拌室109连通,制冷剂流入其中 ; 以及与搅拌室109连通并使制冷剂从其流出的多个出口108。 入口107和多个出口108被打开以面向相同的方向,并且多个出口108围绕入口107定位。在与搅拌室109的内表面上的入口107相对的部分中,锥形 提供具有槽111,112的面110。 版权所有(C)2010,JPO&INPIT
    • 10. 发明专利
    • 冷凍装置
    • JP2019002617A
    • 2019-01-10
    • JP2017116659
    • 2017-06-14
    • DAIKIN IND LTD
    • YAMASHITA HONAMITAKEMOTO KEIGO
    • F25B41/06F16K17/30F25B1/00
    • 【課題】差圧によって弁開度が変化する膨張弁を備える冷凍装置において冷媒流量を精度良く制御する。【解決手段】差圧式膨張弁33の弁体52は、冷媒入口61と冷媒出口62との間に配置されている。弁体52は、移動せずに静止状態を保つ限界圧力を冷媒入口61と冷媒出口62の間の冷媒の差圧が超えて変化することにより移動して弁開度を変化させる。差圧式膨張弁33の弁開度を大きくするときには差圧を上昇させて弁開度を調整し且つ弁開度を小さくするときには一旦差圧を限界圧力を超えて下降させてから再び限界圧力を超えて上昇させて弁開度を調整し、または差圧式膨張弁33の弁開度を小さくするときには差圧を下降させ且つ弁開度を大きくするときには一旦差圧を限界圧力を超えて上昇させてから再びに限界圧力を超えて下降させて弁開度を調整する。【選択図】図4