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    • 31. 发明专利
    • Rotary compressor
    • 旋转式压缩机
    • JP2008267139A
    • 2008-11-06
    • JP2007106684
    • 2007-04-16
    • Daikin Ind Ltdダイキン工業株式会社
    • SATA KENICHISHIBAMOTO YOSHITAKAMASUDA MASANORISHIMIZU TAKASHISOTOJIMA RYUZOKOSHO KAZUHIRO
    • F04C18/32F04C18/02F04C29/00
    • F04C18/045
    • PROBLEM TO BE SOLVED: To provide a rotary compressor, having a first member and a second member relatively rotating in an eccentric manner while pressure-contacting each other, capable of improving the operation efficiency. SOLUTION: An eccentric section 27 of a driving shaft 25 fitted in a bearing section 42 of a piston 40 as the first member has an angle section 27a at a portion thereof contacting an inner circumferential surface of the bearing section 42 through lubricating oil. The angle section 27a has a crowning section 27b. An end plate 41 and annular piston section 43 of the piston contacting a cylinder 35 as the second member through lubricating oil have angle sections 41a, 43a, respectively. These angle sections 41a, 43a have crowing sections 41b, 43b, respectively. COPYRIGHT: (C)2009,JPO&INPIT
    • 解决的问题:提供一种旋转式压缩机,其具有第一构件和第二构件,该第一构件和第二构件能够以彼此相互压力相对偏心地相对旋转,能够提高操作效率。 解决方案:装配在作为第一构件的活塞40的轴承部分42中的驱动轴25的偏心部分27在通过润滑油接触轴承部分42的内圆周表面的部分处具有一个角部分27a 。 角部27a具有隆起部27b。 通过润滑油将作为第二构件的缸体35的活塞的端板41和环状活塞部43分别具有角部41a,43a。 这些角部41a,43a分别具有挤压部41b,43b。 版权所有(C)2009,JPO&INPIT
    • 32. 发明专利
    • Motor rotor and compressor with the same
    • 电机转子和压缩机
    • JP2008228395A
    • 2008-09-25
    • JP2007060017
    • 2007-03-09
    • Daikin Ind Ltdダイキン工業株式会社
    • HIGUCHI YORIHIDEMASUDA MASANORIUENO YASUTAKA
    • H02K1/32F04B39/00F04B39/04F04C29/00F04C29/02H02K1/22H02K1/28
    • PROBLEM TO BE SOLVED: To provide a motor rotor that can carry out oil separation effectively inside gas passages of the motor rotor having skew angle, and to provide a compressor with the same.
      SOLUTION: The motor rotor 1 includes a plurality of rotor core portions 2, 3, 4, gas passages 12, and boundary boards 5. In a plurality of the rotor core portions 2, 3, 4, two adjacent portions 2, 3, 4 support permanent magnets 9 at angles in the circumferential direction different from each other. The gas passages 12 are formed penetrating the rotor core portions 2, 3, 4 and extending in the direction of a rotating shaft of the rotor core portions 2, 3, 4. The boundary boards 5, inserted between the two adjacent rotor core portions 2, 3, 4, have communication holes 15 and protruding portions 16. The communication holes 15 have an opening area smaller than the cross-section of the gas passages 12. The protruding portions 16, which are a part of the edge portion of the communication holes 15, are protruding inside the gas passages 12.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种能够有效地在具有歪斜角的电动机转子的气体通道内进行油分离的电动机转子,并且提供具有偏转角的电动机转子。 电动机转子1包括多个转子芯部2,3,4,气体通道12和边界板5.在多个转子芯部2,3,4中,两个相邻部分2, 3,4在圆周方向上以相互不同的角度支撑永久磁铁9。 气体通道12穿过转子铁芯部分2,3,4并且沿着转子铁心部分2,3,4的旋转轴的方向延伸。插入在两个相邻转子芯部分2之间的边界板5 具有连通孔15和突出部分16.连通孔15的开口面积小于气体通道12的横截面。突出部分16是沟通边缘部分的一部分 孔15在气体通道12内突出。版权所有(C)2008,JPO&INPIT
    • 33. 发明专利
    • Rotary compressor
    • 旋转式压缩机
    • JP2008121490A
    • 2008-05-29
    • JP2006304872
    • 2006-11-10
    • Daikin Ind Ltdダイキン工業株式会社
    • SHIBAMOTO YOSHITAKASOTOJIMA RYUZOMASUDA MASANORISHIMIZU TAKASHIKOSHO KAZUHIROSATA KENICHI
    • F04C27/00F04C18/02F04C29/00
    • PROBLEM TO BE SOLVED: To reduce liquid leakage in compression chambers (41, 42, ...) effectively by an eccentricity variable mechanism (12) in a rotary compressor (10) wherein a movable member (25) makes eccentric rotational motion. SOLUTION: The eccentricity variable mechanism (12) for varying the eccentricity of a movable member (25) is applied to a rotary compressor (10) equipped with a plurality of compressing chambers (41, 42, ...) whose timings when the internal pressure becomes highest in one rotation of a rotational shaft (33) are different with one another. Alternatively, in a scroll type rotary compressor (10) wherein the eccentricity variable mechanism (12) is applied, the structure supporting the rotational shaft (33) is made into a twin holding structure sandwiching an eccentric part (35). COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:通过旋转式压缩机(10)中的偏心可变机构(12)有效地减小压缩室(41,42,...)中的液体泄漏,其中可动构件(25)使偏心旋转 运动。 解决方案:用于改变可动构件(25)的偏心度的偏心机构(12)被施加到具有多个压缩室(41,42,...)的旋转式压缩机(10) 当旋转轴(33)的一个旋转中的内部压力变得最高时,彼此不同。 或者,在应用了偏心机构(12)的涡旋式旋转式压缩机(10)中,将支承旋转轴(33)的结构体形成为夹着偏心部(35)的双重保持结构。 版权所有(C)2008,JPO&INPIT
    • 34. 发明专利
    • Rotary compressor
    • 旋转式压缩机
    • JP2008095585A
    • 2008-04-24
    • JP2006277441
    • 2006-10-11
    • Daikin Ind Ltdダイキン工業株式会社
    • SHIBAMOTO YOSHITAKASOTOJIMA RYUZOMASUDA MASANORISHIMIZU TAKASHIKOSHO KAZUHIROSATA KENICHI
    • F04C29/12F04C18/32
    • PROBLEM TO BE SOLVED: To improve compression efficiency by reducing a pressure loss of fluid flowing from the outlet of a suction pipe (14) toward cylinder chambers (41, 42), in a rotary compressor (10). SOLUTION: In this rotary compressor (10) with a piston (25) eccentrically rotated, an inside suction passage (43) for introducing a low-pressure fluid from the low-pressure chamber (41b) of an outside cylinder chamber (41) into the low-pressure chamber (42b) of an inside cylinder chamber (42) is formed by cutting out the end of an annular piston (45). In the rotary compressor (10) with a cylinder (40) eccentrically rotated, an outside intake passage (44) for introducing the low-pressure fluid from a suction space (5) into the low-pressure chamber (41b) of the outside cylinder chamber (41) is formed by cutting out the end of an outside cylinder (38), and the inside suction passage (43) for introducing the low-pressure fluid from the low-pressure chamber (41b) of the outside cylinder chamber (41) into the low-pressure chamber (42b) of the inside cylinder chamber (42) is formed by cutting out the end of the annular piston (45). COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:通过减少在旋转式压缩机(10)中从吸入管(14)的出口流向气缸室(41,42)的流体的压力损失来提高压缩效率。 解决方案:在具有偏心旋转的活塞(25)的旋转式压缩机(10)中,内部吸入通道(43)用于从外部气缸室的低压室(41b)引入低压流体 通过切割出环形活塞(45)的端部,形成内筒体(42)的低压室(42b)。 在具有偏心旋转的气缸(40)的旋转式压缩机(10)中,具有用于将低压流体从吸入空间(5)引入外筒的低压室(41b)的外部进气通路(44) 通过切出外筒38的端部和从外侧气缸室41的低压室41b引导低压流体的内侧吸入通路43形成腔室41, )通过切出环形活塞(45)的端部而形成在内侧气缸室(42)的低压室(42b)中。 版权所有(C)2008,JPO&INPIT
    • 35. 发明专利
    • Rotary fluid machine
    • 旋转流量计
    • JP2008095526A
    • 2008-04-24
    • JP2006275135
    • 2006-10-06
    • Daikin Ind Ltdダイキン工業株式会社
    • SOTOJIMA RYUZOSHIBAMOTO YOSHITAKAMASUDA MASANORISHIMIZU TAKASHIKOSHO KAZUHIROSATA KENICHI
    • F04C18/32F04C29/02
    • F04C18/045
    • PROBLEM TO BE SOLVED: To obtain a constitution which realizes the effective reduction in stirring loss of refrigerator oil in a rotary fluid machine which keeps an annular piston part in an annular cylinder chamber and which is constituted so as to keep the cylinder and an annular piston part eccentrically rotatable relatively.
      SOLUTION: An operating space (18) is disposed radially outward of a cylinder side end plate (29) for connecting at axial one end an annular piston part (26) accommodated in annular cylinder chambers (C1, C2) to partition the cylinder chamber into an outside cylinder chamber (C1) and inside cylinder chamber (C2) and a cylindrical bearing part (28) driven by and connected with a driving mechanism (30). A groove part (70) is provided as an oil relief space (71) to the top surface of the lower housing (17) situated on the back side of the cylinder side end plate (29) so as to communicate to the operating space (18).
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:为了获得在旋转流体机械中实现有效降低冷冻机油的搅拌损失的结构,该旋转流体机械将环形活塞部件保持在环形气缸室中并且构成为保持气缸和 相对地偏心旋转的环形活塞部件。 解决方案:操作空间(18)设置在气缸侧端板(29)的径向外侧,用于在轴向一端连接容纳在环形气缸室(C1,C2)中的环形活塞部分(26),以将 气缸室进入外部气缸室(C1)和内部气缸室(C2)以及由驱动机构(30)驱动和连接的圆柱形轴承部分(28)。 在位于气缸侧端板(29)的后侧的下壳体(17)的上表面设置有作为油释放空间(71)的槽部(70),以与操作空间 18)。 版权所有(C)2008,JPO&INPIT
    • 36. 发明专利
    • Rotary fluid machine
    • 旋转流量计
    • JP2008095524A
    • 2008-04-24
    • JP2006275124
    • 2006-10-06
    • Daikin Ind Ltdダイキン工業株式会社
    • SOTOJIMA RYUZOSHIBAMOTO YOSHITAKAMASUDA MASANORISHIMIZU TAKASHIKOSHO KAZUHIROSATA KENICHI
    • F04C18/32
    • PROBLEM TO BE SOLVED: To prevent the occurrence of vibration resulting from fluctuation at eccentric rotation in a rotary fluid machine provided with a blade radially passing through an annular piston arranged in an annular cylinder chamber of a cylinder and constituted so as to keep the cylinder and annular piston eccentrically rotatable relatively.
      SOLUTION: In a cylinder (35) having annular cylinder chambers (60, 65), plane parts (38a, 52a) substantially parallel to each other are formed in positions facing an inner peripheral surface of an outer cylinder part (38) and an outer peripheral surface of an inner cylinder part (52), respectively. Both end surfaces in an extension direction of a substantially rectangular-shaped blade (45) radially passing through an annular piston body part (43) arranged in the cylinder chambers (60, 65) come into slide contact with the plane parts (38a, 52a). Both side surfaces of the blade are brought into slide contact with a side surface (58) (a plane part) of a blade groove in the annular piston body part (43).
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:为了防止在设置有径向通过设置在气缸的环形气缸室中的环形活塞的叶片的旋转流体机械中产生偏心旋转引起的振动,并且构成为保持 气缸和环形活塞相对偏心旋转。 解决方案:在具有环形气缸室(60,65)的气缸(35)中,基本上彼此平行的平面部分(38a,52a)形成在面对外筒部(38)的内周面的位置, 和内筒部(52)的外周面。 在径向通过布置在气缸室(60,65)中的环形活塞主体部分(43)的大致矩形的叶片(45)的延伸方向上的两个端面与平面部分(38a,52a)滑动接触 )。 叶片的两个侧表面与环形活塞体部分(43)中的叶片槽的侧表面(58)(平面部分)滑动接触。 版权所有(C)2008,JPO&INPIT
    • 37. 发明专利
    • Refrigerating device
    • 制冷装置
    • JP2008057829A
    • 2008-03-13
    • JP2006233674
    • 2006-08-30
    • Daikin Ind Ltdダイキン工業株式会社
    • ISHIKAWA SATOSHIMASUDA MASANORIHIGUCHI YORIHIDE
    • F25B41/00F01N13/02
    • F25B31/02F04B39/0061F25B9/008F25B13/00F25B2313/02741F25B2500/12
    • PROBLEM TO BE SOLVED: To sufficiently reduce pressure pulsation of a refrigerating device applying carbon dioxide and the like as a refrigerant. SOLUTION: This refrigerating device 1 comprises a first refrigerant passage 204, π type silencers 20, 20a, and a second refrigerant passage 205. The π type silencer has a first silencing space 201, a second silencing space 202 and communication passages 203, 203a. The first silencing space is communicated with the first refrigerant passage. The second silencing space is disposed at a lower part of the first silencing space. The communication passage is extended from a lower end of the first silencing space toward the external of the first silencing space, and communicated with the second silencing space. The second refrigerant passage is extended from a lower end of the second silencing space. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:充分降低作为制冷剂施加二氧化碳等的制冷装置的压力脉动。 解决方案:该制冷装置1包括第一制冷剂通道204,π型消声器20,20a和第二制冷剂通道205.π型消声器具有第一消音空间201,第二消音空间202和连通通道203 ,203a。 第一消音空间与第一制冷剂通道连通。 第二消音空间设置在第一消音空间的下部。 连通通道从第一消音空间的下端延伸到第一消音空间的外部,并与第二消音空间连通。 第二制冷剂通道从第二消音空间的下端延伸。 版权所有(C)2008,JPO&INPIT
    • 38. 发明专利
    • Compression equipment
    • 压缩设备
    • JP2008045416A
    • 2008-02-28
    • JP2006218872
    • 2006-08-10
    • Daikin Ind Ltdダイキン工業株式会社
    • KOSHO KAZUHIROMASUDA MASANORIHIGUCHI YORIHIDEOKAWA TAKEYOSHITANAKA MASARU
    • F04C29/12F04C18/32F04C18/356F04C23/00F04C28/02F04C29/00F04C29/02
    • PROBLEM TO BE SOLVED: To provide compression equipment capable of stably feeding oil to a compression mechanism. SOLUTION: This compression equipment 101 has a plurality of swing compressors C1 and C2, and a uniform oil passage 35. The plurality of swing compressors C1 and C2 have respectively at least one rocking piston 21 having a blade 22, a bush 23 rockably supporting the blade 22 and at least one cylinder 27a. The cylinder 27a has a cylinder chamber 24 storing the rocking piston 21 and a bush hole 25 for rotatably inserting the bush 23. An end surface of the cylinder 27a also has a front head 27b and a rear head 27c. The rear head 27c has a bush oil feeding passage 26 communicating with the bush hole 25. The uniform oil passage 35 is arranged in a position higher than a suction port 26a of the bush oil feeding passage 26. The uniform oil passage 35 connects the plurality of swing compressors C1 and C2. COPYRIGHT: (C)2008,JPO&INPIT
    • 解决的问题:提供能够稳定地将油输送到压缩机构的压缩设备。 解决方案:该压缩设备101具有多个摆动压缩机C1和C2以及均匀的油路35.多个摆动压缩机C1和C2分别具有至少一个摆动活塞21,其具有叶片22,衬套23 可摇动地支撑刀片22和至少一个汽缸27a。 气缸27a具有容纳摇动活塞21的气缸室24和用于可旋转地插入衬套23的衬套孔25.气缸27a的端面还具有前头部27b和后头部27c。 后头部27c具有与衬套孔25连通的衬套供油路26.均匀油路35配置在比衬套供油路26的吸入口26a高的位置。均匀油路35将多个 的摆动压缩机C1和C2。 版权所有(C)2008,JPO&INPIT
    • 40. 发明专利
    • Compressor
    • 压缩机
    • JP2007224768A
    • 2007-09-06
    • JP2006044852
    • 2006-02-22
    • Daikin Ind Ltdダイキン工業株式会社
    • MASUDA MASANORIASANO YOSHINARIKONDO TOSHINARIKOSHO KAZUHIRO
    • F04B39/00F04C29/00H02K7/14H02K21/22
    • PROBLEM TO BE SOLVED: To provide a highly efficient compressor capable of effectively reducing an air loss and an agitating loss in a rotor of a motor.
      SOLUTION: This compressor has a sealed vessel 40, a compression part arranged in the sealed vessel 40 and an outer rotor motor arranged in the sealed vessel 40 and driving the compression part. The outer rotor motor has a stator 4 and a substantially cylindrical rotor 6 arranged on the outer peripheral side of the stator 4. Assuming a hydraulic power equivalent diameter of a first flow passage 21 axially arranged inside the outer periphery of the stator 4 as D1, a hydraulic power equivalent diameter of a second flow passage 22 formed between the outer periphery of the stator 4 and the inner periphery of the rotor 6 as D2, and a hydraulic power equivalent diameter of a third flow passage 23 between the outer periphery of the rotor 6 and an inner wall of the sealed vessel 40 as D3, the relationship of D3>D1>D2 is satisfied.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种能够有效地减少电动机的转子中的空气损失和搅拌损失的高效率的压缩机。 解决方案:该压缩机具有密封容器40,设置在密封容器40中的压缩部和布置在密封容器40中的驱动压缩部的外转子电动机。 外转子电动机具有定子4和配置在定子4的外周侧的大致圆筒状的转子6.假设在定子4的外周侧轴向配置为D1的第一流路21的液压力当量直径, 形成在定子4的外周和转子6的内周之间的第二流路22的液压力当量的直径为D2,第三流路23的转子的外周的液压力当量的直径 6和密封容器40的内壁为D3,满足D3> D1> D2的关系。 版权所有(C)2007,JPO&INPIT