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1. 发明专利

JP2003286949A High-low pressure dome type compressor 有权
标题翻译：高压低压式压缩机
公开(公告)号：JP2003286949A
公开(公告)日：2003-10-10
申请号：JP2002092036
申请日：2002-03-28
申请人： Daikin Ind Ltd , ダイキン工業株式会社
发明人： KITAURA HIROSHI , YANAGISAWA MASANORI , MATSUKAWA KAZUHIKO , TOYAMA TOSHIYUKI
IPC分类号： F04B39/06 , F01C21/10 , F04B39/00 , F04B39/12 , F04C18/02 , F04C23/00 , F04C29/00 , F04C29/02 , F04C29/04 , F04C29/06
CPC分类号： F04C29/068 , F01C21/10 , F04C18/0215 , F04C23/008 , F04C29/045 , F04C29/065
摘要： PROBLEM TO BE SOLVED: To compose a high-low pressure dome type compressor in a compact form, and efficiently cool a drive motor.
SOLUTION: On a scroll type compression mechanism 15, a communication passage 46 is formed to have a discharge port 49 for cooling medium compressed by the compression mechanism 15 to flow out to an interval space 18 between the compression mechanism 15 and the drive motor 16. On the compression mechanism 15, a muffler space 45 is formed to communicate with the communication passage 46 to eliminate operation noise. A motor cooling passage 55 for working fluid flowing out to the interval space 18 to communicate is formed between the drive motor 16 and an inner surface of a casing 10. A guide plate 58 is disposed in the gap space 18. In the guide plate 58, a branch flow recessed part is formed for a part of cooling medium flowing toward the motor cooling passage 55 to flow in the circumferential direction, and flow toward an inner end part 36 of the discharge pipe 20 positioned in the interval space 18.
COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：组合一种紧凑形式的高低压圆顶型压缩机，并有效地冷却驱动电动机。解决方案：在涡旋式压缩机构15上，连通通道46形成为具有用于由压缩机构15压缩的冷却介质的排出口49，以流出到压缩机构15与驱动器之间的间隔空间18 在压缩机构15上，形成消声器空间45，与通信通路46连通，消除运转噪音。在驱动电动机16和壳体10的内表面之间形成有用于流出到间隔空间18以进行连通的工作流体的电动机冷却通道55.引导板58设置在间隙空间18中。在导向板58 形成为朝着电动机冷却通道55流动的部分冷却介质沿圆周方向流动的分支流动凹入部分，并且朝向位于间隔空间18中的排出管20的内端部36流动。
版权所有（C）2004，JPO

2. 发明专利

JP2007085297A Scroll compressor 审中-公开
标题翻译：滚动压缩机
公开(公告)号：JP2007085297A
公开(公告)日：2007-04-05
申请号：JP2005277873
申请日：2005-09-26
申请人： Daikin Ind Ltd , ダイキン工業株式会社
发明人： TOYAMA TOSHIYUKI
IPC分类号： F04C18/02 , F04C29/02
摘要： PROBLEM TO BE SOLVED: To lubricate a thrust sliding face of a movable scroll while suppressing enlargement of a compressor or increase in cost, in a scroll compressor in which inside of a casing is divided into a low-pressure space and a high-pressure space through a compression mechanism, an oil reservoir is disposed in the low-pressure space, and an oil return mechanism is provided to return lubricating oil separated from a discharge gas of a compression mechanism from the high-pressure space to a low-pressure space. SOLUTION: In the scroll compressor, an oil receiving part 16a in which oil after the lubrication of a movable part of the compression mechanism 30 is accumulated is formed in the compression mechanism 30, and an oil return mechanism 40 is constituted of a drive passage 42 through which high-pressure oil flows from the high-pressure space S2 to the low-pressure space S1 via a throttle 43, and an ejector 41 having a suction passage 44 extending from the oil receiving part 16a and merged into the drive passage 4 through the thrust sliding face of the movable scroll 32. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了在抑制压缩机的扩大或增加成本的同时润滑动涡旋盘的推力滑动面，在壳体内部被分为低压空间和高压的涡旋式压缩机中通过压缩机构的压力空间，在低压空间内设置储油器，设置回油机构，将从压缩机构的排出气体分离的润滑油从高压空间返回到低压空间，压力空间。解决方案：在涡旋压缩机中，压缩机构30中形成有在压缩机构30的可动部润滑后润滑了润滑油的油接收部16a，并且回油机构40由驱动通道42，高压油经由节流阀43从高压空间S2流向低压空间S1，喷射器41具有从油接收部16a延伸并且并入到驱动装置通道4通过动涡旋盘32的推力滑动面。版权所有（C）2007，JPO＆INPIT

3. 发明专利

JP2003294037A Journal bearing 审中-公开
标题翻译：日志轴承
公开(公告)号：JP2003294037A
公开(公告)日：2003-10-15
申请号：JP2002101027
申请日：2002-04-03
申请人： Daikin Ind Ltd , ダイキン工業株式会社
发明人： KAMIKAWA TAKASHI , TOYAMA TOSHIYUKI
IPC分类号： F16C33/10 , F16C17/02 , F16C37/00
摘要： PROBLEM TO BE SOLVED: To provide a journal bearing capable of maintaining smooth rotation of a shaft and preventing deterioration of cooling effect while suppressing discharge of lubricating oil from both ends of a bearing.
SOLUTION: Lubricating oil is supplied to the clearance (43) between a driving shaft (11) and a bearing (41) through which the driving shaft (11) passes so as to freely rotatably support the shaft (11). In an end in the axial direction of the bearing part (45) composed of the outer peripheral surface of the driving shaft (11) and the inner peripheral surface of the bearing (41), an oil collecting section (47) having an oil groove (51) is formed at one end in the peripheral direction. An oil passage (49) is formed in the bearing (41). One end of the oil passage (49) communicates to the oil collecting section. (47). The other end of the oil passage (49) is opened to the outer surface of the other end in the axial direction of the bearing (41).
COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：提供一种能够保持轴的平滑旋转的轴颈轴承，并且防止冷却效果的劣化，同时抑制润滑油从轴承的两端排出。解决方案：将润滑油供给到驱动轴（11）和驱动轴（11）所通过的轴承（41）之间的间隙（43），以便可自由旋转地支撑轴（11）。在由驱动轴（11）的外周面和轴承（41）的内周面构成的轴承部（45）的轴向端部，具有油槽（51）在周向的一端形成。在轴承（41）上形成油路（49）。油路（49）的一端与油收集部连通。（47）。油路（49）的另一端沿轴承（41）的轴向向另一端的外表面开口。版权所有（C）2004，JPO

4. 发明专利

JP2004353565A Scroll type compressor 审中-公开
公开(公告)号：JP2004353565A
公开(公告)日：2004-12-16
申请号：JP2003152602
申请日：2003-05-29
申请人： Daikin Ind Ltd , ダイキン工業株式会社
发明人： TOYAMA TOSHIYUKI
IPC分类号： F04C29/12 , F04C18/02 , F04C29/00
摘要： PROBLEM TO BE SOLVED: To prevent abnormal noise generation attributed to chattering of a check valve while restraining flow resistance caused by the check valve. SOLUTION: A discharge opening (42a) of a compression mechanism (15) is provided with a discharge check valve (51) for preventing back-flow of a refrigerant gas. The discharge check valve (51) is provided with a switching mechanism (55) for switching a communicating point of a back-pressure chamber (52) of a valve disc (53). A piston (63) of the switching mechanism (55) is subjected to a spring force in a direction opposite to oil film pressure of a bearing portion (27) of a driving shaft (17) to reciprocate linearly. The back-pressure chamber (52) of the valve disc (53) communicates with an oldham chamber (35) when being driven by a motor, while being communicated with a crank chamber (33) when being stopped. COPYRIGHT: (C)2005,JPO&NCIPI

5. 发明专利

JP2008255963A Compressor 审中-公开
标题翻译：压缩机
公开(公告)号：JP2008255963A
公开(公告)日：2008-10-23
申请号：JP2007101730
申请日：2007-04-09
申请人： Daikin Ind Ltd , ダイキン工業株式会社
发明人： TOYAMA TOSHIYUKI
IPC分类号： F04C29/02
摘要： PROBLEM TO BE SOLVED: To provide a compressor installed in a fluid machine equipped with a compressing mechanism, capable of reducing the amount of lubricant oil contained in the refrigerant discharged out of the compressing mechanism.
SOLUTION: The compressor is equipped with a casing 2, the compressing mechanism 20 installed inside the casing 2 and delivering the refrigerant upon compression into the casing 2, and a silencing mechanism 50 for silencing the refrigerant delivered. The silencing mechanism 50 is composed of a first silencer 51 and a swirling mechanism 60 positioned over the first silencer 51 to form a second silencer, wherein the first silencer 51 is furnished with a silencing case 52 to form a first silencing space 59 where the delivery port of the compressing mechanism 20 opens, meanwhile the swirling mechanism 60 is furnished with a swirling case 61 to form a second silencing space 69 and piping for swirling 62 to introduce the refrigerant into the swirling case 61 from inside the silencing case 52 and form a swirl of refrigerant inside the swirling case 61.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种安装在具有压缩机构的流体机械中的压缩机，能够减少从压缩机构排出的制冷剂中所含的润滑油的量。解决方案：压缩机配备有壳体2，压缩机构20安装在壳体2内部并且将压缩后的制冷剂输送到壳体2中，以及用于使输送的制冷剂沉默的消音机构50。消音机构50由位于第一消声器51上的第一消音器51和旋转机构60构成，形成第二消音器，其中，第一消声器51设置有消音箱52，以形成第一消音空间59，打开压缩机构20的端口，同时旋转机构60配备有旋转壳体61以形成第二消音空间69和用于旋转的管道62，以将制冷剂从消音箱52内部引入旋转壳体61中，并形成回旋箱61内的制冷剂涡流。版权所有（C）2009，JPO＆INPIT

6. 发明专利

JP2008202571A Compressor 审中-公开
标题翻译：压缩机
公开(公告)号：JP2008202571A
公开(公告)日：2008-09-04
申请号：JP2007042269
申请日：2007-02-22
申请人： Daikin Ind Ltd , ダイキン工業株式会社
发明人： TOYAMA TOSHIYUKI
IPC分类号： F04B39/04 , F04C29/02
摘要： PROBLEM TO BE SOLVED: To control lubricant oil leaked from a bearing to prevent it from flowing from a discharging pipe to the outside of a casing, in a compressor provided with the discharging pipe near the bearing of a crank shaft. SOLUTION: A casing opening portion 18a of the discharging pipe 18 is provided above a scattering position when the lubricant oil leaked from the bearing 4 scatter by rotations of the crank shaft 34. Under the casing opening portion 18a, a regulating member 50 having a hood portion 51 projecting out to the inside of the casing 10 is provided. A cover member 45 is provided so as to position a part of the maximum outer diameter at a lower part than the regulating member 50. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：在设置有曲轴的轴承附近的排出管的压缩机中，控制从轴承泄漏的润滑油，以防止其从排出管流出到壳体的外部。解决方案：当从轴承4泄漏的润滑油通过曲轴34的转动而散射时，排出管18的壳体开口部18a设置在散射位置的上方。在壳体开口部18a的下方，限制部件50 具有突出到壳体10的内部的罩部51。盖构件45被设置成将最大外径的一部分定位在比调节构件50更低的部分上。版权所有（C）2008，JPO＆INPIT

7. 发明专利

JP2003293955A Compressor 审中-公开
标题翻译：压缩机
公开(公告)号：JP2003293955A
公开(公告)日：2003-10-15
申请号：JP2002098629
申请日：2002-04-01
申请人： Daikin Ind Ltd , ダイキン工業株式会社
发明人： TOYAMA TOSHIYUKI
IPC分类号： F04B39/04 , F04C18/02 , F04C29/00 , F04C29/02
摘要： PROBLEM TO BE SOLVED: To suppress an outflow of lubricating oil from a casing, in a compressor having a discharge pipe 18 near a bearing 41 of a crankshaft 34 disposed between a motor 33 and a compression mechanism 20.
SOLUTION: Between the motor 33 and the compression mechanism 20, a cylindrical shield plate 45 is arranged to cover a balance weight 35 of the crankshaft 34 and cover an end of the bearing 41 at one end so that lubricating oil flowing out from the bearing 41 is led to the other end. The shield plate 45 is formed so that an inside diameter is increased from the one end of the bearing 41 to the other end.
COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：为了抑制润滑油从壳体的流出，在压缩机中，在具有设置在电动机33和压缩机构20之间的曲轴34的轴承41附近的排出管18的压缩机中。解决方案在电动机33与压缩机构20之间，设置有圆筒形的屏蔽板45，以覆盖曲轴34的平衡重35，并且在一端覆盖轴承41的端部，使得从轴承41流出的润滑油为导致另一端。屏蔽板45形成为使得内径从轴承41的一端增加到另一端。版权所有（C）2004，JPO

8. 发明专利

JP2008215220A Compressor 审中-公开
标题翻译：压缩机
公开(公告)号：JP2008215220A
公开(公告)日：2008-09-18
申请号：JP2007054390
申请日：2007-03-05
申请人： Daikin Ind Ltd , ダイキン工業株式会社
发明人： TOYAMA TOSHIYUKI
IPC分类号： F04B39/04 , F04C29/02
摘要： PROBLEM TO BE SOLVED: To provide a compressor configuration which reduces the oil amount of lubricating oil that outflows from the discharge pipe to the outside of a casing, in a compressor where a high pressure coolant gas flows upward within a motor and is discharged from a discharge pipe provided at the upper part of the motor.
SOLUTION: A cover member (45) of a balance weight (35) provided at a crankshaft (34) is formed in reverse-taper shape so as to have larger outer diameter toward the top. Thereby, a flow passage (60) with an upper side passage area smaller than that of lower side is formed between the cover member (45) and coil end (31a) of a stator (31) of a motor (33). Below a casing opening (18a) of the discharge pipe (18), a regulating member (50) having an appentice (51) protruding inwardly toward the casing (10) is provided.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种压缩机构造，其在高压冷却剂气体在电动机内向上流动的压缩机中减少从排出管流出到壳体的外部的润滑油的油量，并且是从设置在电动机上部的排出管排出。解决方案：设置在曲轴（34）处的平衡重（35）的盖构件（45）以相反锥形形状形成为具有朝向顶部的较大外径。由此，在盖构件（45）和电动机（33）的定子（31）的线圈端（31a）之间形成有上侧通路面积小于下侧通路面积的流路（60）。在排出管（18）的壳体开口（18a）的下方设有具有朝向壳体（10）向内突出的附属部（51）的限制部件（50）。版权所有（C）2008，JPO＆INPIT

9. 发明专利

JP2005320979A Compressor 审中-公开
标题翻译：压缩机
公开(公告)号：JP2005320979A
公开(公告)日：2005-11-17
申请号：JP2005223303
申请日：2005-08-01
申请人： Daikin Ind Ltd , ダイキン工業株式会社
发明人： KITAURA HIROSHI , YANAGISAWA MASANORI , MATSUKAWA KAZUHIKO , TOYAMA TOSHIYUKI
IPC分类号： F04B39/06 , F04B39/00 , F04C29/04
摘要： PROBLEM TO BE SOLVED: To compose a high-low pressure dome type compressor in a compact form and efficiently cool a drive motor.
SOLUTION: On a scroll type compression mechanism (15), a communication passage (46) having a discharge port (49) for flowing out a refrigerant compressed by the compression mechanism (15) to a gap space (18) between the compression mechanism (15) and the drive motor (16) is formed. In the compression mechanism (15), a muffler space (45) communicated with the communication passage (46) and eliminating operation noise is formed. A motor cooling passage (55) for flowing working fluid flowing out to the gap space (18) is formed between the drive motor (16) and an inner face of a casing (10). A guide plate (58) is arranged in the gap space (18). On the guide plate (58), a branch flow recessed part for making part of the refrigerant flowing toward the motor cooling passage (55) flow in the circumferential direction and flow toward an inner end part (36) of a discharge pipe (20) positioned in the gap space (18) is formed.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：以紧凑的形式组成高压低压圆顶型压缩机并有效地冷却驱动电动机。解决方案：在涡旋式压缩机构（15）上，具有排出口（49）的连通通道（46），用于将由压缩机构（15）压缩的制冷剂流出到压缩机构（15）之间的间隙空间（18）压缩机构（15）和驱动电动机（16）。在压缩机构15中，形成与通路（46）连通并消除运转噪音的消声器空间（45）。在驱动马达（16）和壳体（10）的内表面之间形成用于使工作流体流出到间隙空间（18）的马达冷却通道（55）。引导板（58）布置在间隙空间（18）中。在引导板（58）上，使朝向电动机冷却通路（55）流动的制冷剂的一部分的分支流动凹陷部在周向上流动并流向排出管（20）的内端部（36）定位在间隙空间（18）中。版权所有（C）2006，JPO＆NCIPI

10. 发明专利

JP2003293954A Compressor 有权
标题翻译：压缩机
公开(公告)号：JP2003293954A
公开(公告)日：2003-10-15
申请号：JP2002101032
申请日：2002-04-03
申请人： Daikin Ind Ltd , ダイキン工業株式会社
发明人： KAMIKAWA TAKASHI , TOYAMA TOSHIYUKI
IPC分类号： F04B39/02 , F04B39/00 , F04C18/02 , F04C23/00 , F04C29/00 , F04C29/02 , F16N31/00
CPC分类号： F04C29/028 , F04C18/0215 , F04C23/008 , F04C29/023
摘要： PROBLEM TO BE SOLVED: To suppress oil rising by suppressing a circumferential outflow of lubricating oil from one end of a bearing.
SOLUTION: A casing 5 houses a motor 9, and a scroll mechanism 7 connected to the motor 9 via a driveshaft 11 which is rotatably supported under a supply of lubrication against the bearing 41 that it passes. One of axial ends of a bearing portion 45 defined by an outer circumference of the driveshaft 11 and an inner circumference of the bearing 41 has an oil recovery portion 47 with a circumferential oil groove 51. The bearing 41 has an oil passage 49. One end of the oil passage 49 communicates with the oil recovery portion 47, and the other end of the oil passage 49 opens on a covered end face of the bearing 41.
COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：通过抑制润滑油从轴承的一端周向流出来抑制油的上升。解决方案：壳体5容纳电动机9和通过驱动轴11连接到电动机9的涡旋机构7，该驱动轴11在润滑供给下被可旋转地支撑在轴承41上。由驱动轴11的外周限定的轴承部分45的轴向端部和轴承41的内周之间具有带有周向油槽51的油回收部47.轴承41具有油路49.一端油路49与油回收部47连通，油路49的另一端在轴承41的被覆端面上开口。（C）2004，JPO

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