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    • 1. 发明专利
    • 圧縮機
    • 压缩机
    • JP2014224518A
    • 2014-12-04
    • JP2013105173
    • 2013-05-17
    • ダイキン工業株式会社Daikin Ind Ltd
    • ENDO CHIHIRO
    • F04B39/10F04C29/12
    • 【課題】吐出弁が傾いた状態で固定された場合であっても、吐出弁の頭部が吐出孔を適正に閉状態にできるように、吐出弁の頭部の面積を十分に大きくした場合、吐出弁の追従性が悪くなる。【解決手段】吐出弁31が貫通孔23bを中心として回転して一方向に移動した場合に、固定部52の側面が凹部24の側壁24a、24bに当接するとともに、頭部54の第1直線部55が環状凸部25の回転方向上流側の頂部25aに対向する。また、吐出弁31が貫通孔23bを中心として回転して他方向に移動した場合に、固定部52の側面が凹部24の側壁24a、24bに当接するとともに、頭部54の第2直線部56が環状凸部25の回転方向上流側の頂部25aに対向する。【選択図】図6
    • 要解决的问题为了解决当排出阀的头部的面积充分地增大以使得排出阀的头部能够将排出孔适当地带入关闭状态时排出阀的随动性变差的问题, 即使排出阀被固定为倾斜状态。解决方案:当排出阀31通过以贯通孔23b为中心的旋转而沿一个方向移动时,固定部52的侧面与侧壁24a,24b的侧壁抵接 头部54的凹部24和第一直线部55与环状突起25的旋转方向的上游侧的顶点25a相对。此外,当排出阀31以穿透方向旋转而向另一方向移动时 孔23b为中心,固定部52的侧面与凹部24的侧壁24a,24b抵接,头部54的第二线状部56与上游侧的顶点25a相对, 环形突起 在25。
    • 2. 发明专利
    • Compressor
    • 压缩机
    • JP2014118875A
    • 2014-06-30
    • JP2012274372
    • 2012-12-17
    • Daikin Ind Ltdダイキン工業株式会社
    • HIGUCHI YORIHIDEENDO CHIHIRO
    • F04C23/00F04C18/32F04C29/00F04C29/12
    • PROBLEM TO BE SOLVED: To suppress wear of an eccentric shaft.SOLUTION: A low-stage compression mechanism of a high-pressure dome compressor includes: a cylinder 30; and a front head 40 arranged above the cylinder 30. A compression chamber 31 and a back pressure chamber 33 radially outward of the compression chamber 31 are formed in the cylinder 30. A discharge port 44 and a back pressure hole 45 radially outward of the discharge port 44 are formed in the front head 40. The discharge port 44 communicates with a high pressure chamber 31b, and the back pressure hole 45 communicates with the back pressure chamber 33. By opening a discharge valve 46, refrigerant discharged from the discharge port 44 is supplied into the back pressure chamber 33 via the back pressure hole 45.
    • 要解决的问题:为了抑制偏心轴的磨损。解决方案:高压穹顶压缩机的低级压缩机构包括:气缸30; 以及设置在气缸30上方的前头40.压缩室31和压缩室31的径向外侧的背压室33形成在气缸30中。排出口44和位于排出口径向外侧的背压孔45 端口44形成在前头40中。排出口44与高压室31b连通,背压孔45与背压室33连通。通过打开排出阀46,从排出口44排出的制冷剂 经由背压孔45供给到背压室33。
    • 3. 发明专利
    • 圧縮機
    • 压缩机
    • JP2014227883A
    • 2014-12-08
    • JP2013107247
    • 2013-05-21
    • ダイキン工業株式会社Daikin Ind Ltd
    • ENDO CHIHIRO
    • F04B39/10F04C29/12
    • 【課題】吐出弁が傾いた状態で固定された場合であっても、吐出弁の頭部が吐出孔を適正に閉状態にできるように、吐出弁の頭部の面積を十分に大きくした場合、吐出弁の追従性が悪くなる。【解決手段】圧縮室を有するシリンダ本体と、シリンダ本体の端面に取り付けられた端面部材とを備える。端面部材は、シリンダ本体と反対側の面に形成され、吐出弁が配置された凹部24を有している。吐出弁31が凹部24内において貫通孔23bを中心として所定範囲で回転するものであって、頭部54の先端部の中央近くの所定範囲に対応した中央部57が貫通孔23bを中心とする円弧状に構成される。【選択図】図6
    • 要解决的问题为了解决在排出阀的头部的面积充分增加的情况下排出阀的随动性恶化,排出阀的头部能够充分地使排出阀进入的问题 关闭状态,即使排出阀在倾斜时固定。解压缩机:压缩机包括具有压缩室的缸体和安装在缸体的端面上的端面构件。 端面构件具有形成在与主体相反的一侧的表面上的排出阀的凹部24。 在凹部24中以预定范围围绕通孔23b旋转的排出阀31具有对应于在头部54前端的中心附近的预定范围的中心部57,并形成为圆形 形状围绕通孔23b。
    • 4. 发明专利
    • Compressor
    • 压缩机
    • JP2012137012A
    • 2012-07-19
    • JP2010289813
    • 2010-12-27
    • Daikin Industries Ltdダイキン工業株式会社
    • HAYASHI TAKEOYAMAMOTO YUICHIHIGUCHI YORIHIDEENDO CHIHIRO
    • F04C29/00F04C18/02F04C18/32F04C18/356
    • PROBLEM TO BE SOLVED: To reduce frictional loss due to sliding, even when a surface of a resin layer is in contact with a facing member and slid.SOLUTION: The compressor 1 includes: a cylinder 30 having a compression chamber 31 and a blade housing part in communication with the compression chamber 31; front and rear heads 20 and 50 disposed at axial both ends of the cylinder 30; and a piston 40 disposed inside the compression chamber 31 and the blade housing part. The piston 40 includes: an annular roller 41 disposed at the compression chamber 31; and a blade extending from the outer circumferential surface of the roller 41 and reciprocally arranged relative to the blade housing part. A resin layer is formed on the axial end face of the piston 40 and a part to be the outer circumferential surface of the roller 41. The arithmetic mean surface roughness Ra of the resin layer is ≥0.3.
    • 要解决的问题:即使当树脂层的表面与面对构件接触并滑动时,为了减少由于滑动引起的摩擦损失。 解决方案:压缩机1包括:具有压缩室31的气缸30和与压缩室31连通的叶片收容部; 设置在气缸30的轴向两端的前后头部20和50; 以及设置在压缩室31和叶片容纳部内的活塞40。 活塞40包括:设置在压缩室31的环形辊41; 以及从辊41的外周面延伸并且相对于刀片收纳部往复配置的刀片。 树脂层形成在活塞40的轴向端面和作为辊41的外周面的一部分上。树脂层的算术平均表面粗糙度Ra≥0.3。 版权所有(C)2012,JPO&INPIT
    • 7. 发明专利
    • Compressor
    • 压缩机
    • JP2012107530A
    • 2012-06-07
    • JP2010255138
    • 2010-11-15
    • Daikin Industries Ltdダイキン工業株式会社
    • HIGUCHI YORIHIDEKOMORI KEIJIENDO CHIHIROADACHI MASAAKI
    • F04C27/00F04C23/00
    • PROBLEM TO BE SOLVED: To secure sealing properties between a cylinder head and a muffler head while suppressing the deformation of the cylinder head.SOLUTION: A two-step compressor (10) includes a lower step side compressing mechanism (42) having a lower step side cylinder (43), an upper step side compressing mechanism (45), a driving shaft (20) further compresses middle pressure refrigerant compressed in the lower step side compressing mechanism (42) in the upper step side compressing mechanism (45). The two-step compressor also includes an annular rear head (34) which closes the end face of the lower step side cylinder (43) and through which the driving shaft (20) passes, an annular cover plate (35) arranged in the rear head (34) and forming a muffler (36) into which the middle pressure refrigerant discharged from the lower step side compressing mechanism (42) flows, and a labyrinth groove (39) formed in a gap between the inner peripheral part of the cover plate (35) and the inner peripheral part of the rear head (34).
    • 要解决的问题:为了在抑制气缸盖的变形的同时确保气缸盖和消声器头部之间的密封性。 解决方案:两级压缩机(10)包括具有下台阶侧缸(43)的下台阶侧压缩机构(42),上台阶侧压缩机构(45),进一步驱动轴(20) 压缩在上侧压缩机构45中的下侧压缩机构42压缩的中压制冷剂。 两级压缩机还包括一个封闭下级侧缸(43)端面的环形后盖(34),驱动轴(20)通过该环形后端头,环形盖板(35)布置在后侧 头部(34),并且形成从下侧压缩机构(42)排出的中压制冷剂流过的消音器(36),形成在盖板的内周部之间的间隙的迷宫槽 (35)和后头部(34)的内周部分。 版权所有(C)2012,JPO&INPIT
    • 8. 发明专利
    • Muffler mechanism
    • MUFFLER机制
    • JP2012137015A
    • 2012-07-19
    • JP2010289816
    • 2010-12-27
    • Daikin Industries Ltdダイキン工業株式会社
    • ENDO CHIHIRO
    • F04B39/00F04C23/00F04C29/06
    • PROBLEM TO BE SOLVED: To reduce a weight of a muffler mechanism for use with a two-stage compressor which further compresses a coolant compressed by a low-stage side compression mechanism by a high-stage side compression mechanism.SOLUTION: The muffler mechanism 70 includes a low-stage delivery muffler 71 to which the coolant delivered from the low-stage side compression mechanism 11 of a two-stage compressor 1 in the muffler space M1 of the same, and a high-stage suction muffler 75 where the coolant in the muffler space M2 of the same is sucked into the high-stage side compression mechanism 12 of the two-stage compressor 1. The low-stage delivery muffler 71 is disposed inside the high-stage suction muffler 75. The muffler space M1 of the low-stage delivery muffler 71 and the muffler space M2 of the high-stage suction muffler 75 butt to each other across a first member 72 and a second member 73 constituting the low-stage delivery muffler 71.
    • 要解决的问题:减少与通过高级侧压缩机构进一步压缩由低级侧压缩机构压缩的冷却剂的两级压缩机一起使用的消声器机构的重量。 解决方案:消声器机构70包括低级输送消声器71,从它们的消声器空间M1中的两级压缩机1的低级侧压缩机构11输送的冷却剂, 其中消声器空间M2中的冷却剂被吸入两级压缩机1的高级侧压缩机构12中。低级输送消声器71设置在高级抽吸 消声器75.低级输送消声器71的消声器空间M1和高级吸气消声器75的消声器空间M2跨越构成低级输送消声器71的第一构件72和第二构件73彼此对接 (C)2012年,JPO&INPIT
    • 9. 发明专利
    • Compressor
    • 压缩机
    • JP2012137010A
    • 2012-07-19
    • JP2010289811
    • 2010-12-27
    • Daikin Industries Ltdダイキン工業株式会社
    • HAYASHI TAKEOYAMAMOTO YUICHIHIGUCHI YORIHIDEENDO CHIHIRO
    • F04C18/356F04C18/02F04C18/32F04C29/00
    • PROBLEM TO BE SOLVED: To prevent increase in frictional loss due to sliding even when a surface of a resin layer having a swelling prevention agent is in contact with a facing member and slid, and to prevent the resin layer having the swelling prevention agent from peeling from a base material.SOLUTION: The compressor includes: a cylinder having a compression chamber and a blade housing part in communication with the compression chamber; front and rear heads disposed at axial both ends of the cylinder; and a piston disposed inside the compression chamber and the blade housing part. The piston includes: an annular roller disposed at the compression chamber; and a blade extending from the outer circumferential surface of the roller and reciprocally arranged relative to the blade housing part. Resin layers 44a, 44b obtained by layering first to fourth layers are formed on the axial end faces of the piston. From among the first to fourth layers, the second and third layers include the swelling prevention agent. The first layer closest to the base material 43 and the fourth layer farthest from the base material 43 include no swelling prevention agent.
    • 要解决的问题:即使当具有防溶胀剂的树脂层的表面与相对构件接触并滑动时,为了防止由滑动导致的摩擦损失的增加,并且防止具有防止膨胀的树脂层 试剂从基材剥离。 压缩机包括:具有压缩室的气缸和与压缩室连通的叶片收容部; 前后头设置在气缸的轴向两端; 以及设置在所述压缩室和所述叶片收纳部内的活塞。 活塞包括:设置在压缩室处的环形辊; 以及从所述辊的外周面延伸并且相对于所述刀片收纳部往复配置的刀片。 在活塞的轴向端面上形成通过层叠第一至第四层而获得的树脂层44a,44b。 从第一层到第四层中,第二层和第三层包括防肿胀剂。 最靠近基材43的第一层和离基材43最远的第四层不包括溶胀防止剂。 版权所有(C)2012,JPO&INPIT
    • 10. 发明专利
    • Compressor
    • 压缩机
    • JP2011012592A
    • 2011-01-20
    • JP2009156968
    • 2009-07-01
    • Daikin Industries Ltdダイキン工業株式会社
    • ENDO CHIHIROSEKIGUCHI NOBUHIRATAKANEZAWA SATORU
    • F04B39/00F04C29/06
    • PROBLEM TO BE SOLVED: To provide a compressor reducing noise without dropping compression efficiency.SOLUTION: The compressor 1 includes a sealed casing 10, and a motor 20 held in the sealed casing 10 and including a rotor and a stator 52 arranged at a radial direction outside of the rotor 51. A sound absorption chamber 54a which acts as a Helmholtz resonator having a sound absorption chamber opening on a rotor lower surface 53a which is a lower surface of a rotor body 53 is disposed at the rotor body 53 of the rotor 51. The sound absorption chamber 54a is arranged with 180 interval with respect to a rotary shaft O of the rotor body 53 and is disposed inside of a magnet 60b embedded in the rotor body 53 in a plane view.
    • 要解决的问题:提供压缩机,降低噪音而不降低压缩效率。解决方案:压缩机1包括密封壳体10和保持在密封壳体10中的电动机20,包括转子和定子52,其沿径向方向 在转子51的转子主体53上设置作为亥姆霍兹共振器的吸声室54a,该吸声室具有在作为转子体53的下表面的转子下表面53a上开口的吸声室 吸声室54a相对于转子体53的旋转轴O间隔180度配置,并且平面地配置在嵌入转子体53的磁铁60b的内部。