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    • 11. 发明专利
    • Compressor
    • 压缩机
    • JP2012052511A
    • 2012-03-15
    • JP2010198003
    • 2010-09-03
    • Denso CorpNippon Soken Inc株式会社デンソー株式会社日本自動車部品総合研究所
    • HOTTA TADASHIKUSADA SUSUMUIWANAMI SHIGEKIKATO HIROYASUOKI TAKAHIRO
    • F04C18/02F04C28/06
    • PROBLEM TO BE SOLVED: To restrain lubricating oil from flowing out of a lubricating oil reservoir upon stopping operation of a compressor, without increasing the number of part items of the compressor.SOLUTION: A fixed scroll 12 is provided with a fixed side oil introducing passage 127 for introducing the lubricating oil stored in an oil separator 40 to a lubrication object part existing in a medium-low pressure space of becoming lower pressure than pressure of a refrigerant delivered from a compression mechanism unit 10 in a housing 30, and a movable scroll 11 is provided with a movable side oil introducing passage 115 for communicating the medium-low pressure space with the fixed side oil introducing passage 127 only one time per one rotation in response to its rotational displacement, and the transmission of rotational driving force to the movable scroll 11 is cut off, and when the movable scroll 11 reversely rotates by pressure of fluid boosted by a compression space 15, the fixed side oil introducing passage 127 and the movable side oil introducing passage 115 do not communicate with each other.
    • 要解决的问题:在压缩机停止操作时,抑制润滑油从润滑油储存器流出,而不增加压缩机的零件数量。 解决方案:固定涡旋盘12设置有固定侧油引入通道127,用于将存储在分油器40中的润滑油引入到存在于低压压力的中低压空间中的润滑对象部分, 从外壳30中的压缩机构单元10输送的制冷剂和可动涡旋件11设置有用于将中低压空间与固定侧油引入通道127连通的可动侧油引入通道115,每一次仅一次 切断与其旋转位移有关的旋转,并且将旋转驱动力传递给动涡旋盘11,并且当动涡旋盘11由压缩空间15升压的流体的压力而反向旋转时,固定侧油引入通路127 并且可动侧油引入通道115彼此不连通。 版权所有(C)2012,JPO&INPIT
    • 12. 发明专利
    • Compressor
    • 压缩机
    • JP2009299632A
    • 2009-12-24
    • JP2008157049
    • 2008-06-16
    • Denso CorpNippon Soken Inc株式会社デンソー株式会社日本自動車部品総合研究所
    • HOTTA TADASHIKAWAMOTO YOICHIROKUSADA SUSUMUIWANAMI SHIGEKI
    • F04B39/02F04C29/02
    • PROBLEM TO BE SOLVED: To provide a compressor preventing poor lubrication and damage or the like to each sliding part.
      SOLUTION: This compressor is provided with an oil separating means 5 separating oil from refrigerant compressed by a compression mechanism part 4, a drive part 3 driving the compression mechanism part 4 via a shaft 8, and a plurality of bearings 6, 7 bearing the shaft 8. A lubricating oil passage 30 and lubrication holes 30a, 30b for lubrication the bearings 6, 7 are included in the shaft 8. In the lubricating oil passage 30 in the shaft 8, at least an inner diameter of the lubricating oil passage 30 at an axial direction position where the lubrication hole 30b for the downstream side bearing 6 is set equal to or larger than an inner diameter of the lubricating oil passage 30 at an upstream side axial direction position.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种防止每个滑动部件的润滑不良和损坏等的压缩机。 解决方案:该压缩机具有分离装置5,其将油与由压缩机构部分4压缩的制冷剂分离,驱动部分3经由轴8驱动压缩机构部分4,以及多个轴承6,7 润滑油通道30和用于润滑轴承6,7的润滑孔30a,30b被包括在轴8中。在轴8的润滑油通道30中,润滑油的至少内径 下游侧轴承6的润滑孔30b的轴向位置的通路30在上游侧轴向位置设定为等于或大于润滑油通道30的内径。 版权所有(C)2010,JPO&INPIT
    • 13. 发明专利
    • Thrust bearing for compressor
    • 压缩机轴承
    • JP2009243373A
    • 2009-10-22
    • JP2008091261
    • 2008-03-31
    • Denso CorpNippon Soken Inc株式会社デンソー株式会社日本自動車部品総合研究所
    • ICHIYANAGI HIROSHIIWANAMI SHIGEKIKUSADA SUSUMU
    • F04B39/00F04C18/02F04C29/00
    • PROBLEM TO BE SOLVED: To provide a thrust bearing for compression, for reliably reducing its friction losses and attaining a highly efficient compressor.
      SOLUTION: The thrust bearing 53 for the compressor includes one sliding surface with a plurality of grooves 85 and a plurality of pressure receiving portions 83 surrounded by the plurality of grooves 85, both formed on its facing surface, and the other sliding surface facing and coming in sliding contact with the pressure receiving portions 83, wherein a sagging rounded portion 83b, getting lower in height from an inner circumferential side to an outer circumferential side, is formed at an outer circumferential part of the top face of each pressure receiving portion 83 and includes a cross-section radius of at least 25 mm.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供用于压缩的推力轴承,用于可靠地降低其摩擦损失并获得高效率的压缩机。 解决方案:用于压缩机的推力轴承53包括一个滑动表面,其具有多个凹槽85和由多个凹槽85包围的多个压力接收部分83,两个凹槽85都形成在其相对的表面上,另一个滑动表面 面对并与压力接收部分83滑动接触,其中在每个压力接收的顶面的外圆周部分处形成有从内周侧到外周侧在高度上变低的下垂圆形部分83b 部分83并且包括至少25mm的横截面半径。 版权所有(C)2010,JPO&INPIT
    • 15. 发明专利
    • Shift fork and speed change gear including the same
    • 转速和变速齿轮包括相同
    • JP2014025499A
    • 2014-02-06
    • JP2012164537
    • 2012-07-25
    • Nippon Soken Inc株式会社日本自動車部品総合研究所Toyota Motor Corpトヨタ自動車株式会社
    • KUSADA SUSUMUNISHINO TATSUYAYASUE HISAYOSHI
    • F16H63/32
    • PROBLEM TO BE SOLVED: To provide a shift fork that operates a synchronization mechanism in an axial direction of a shaft in order to switch over a shift stage of a speed change gear, with a structure in which the edge of a claw part of a tip end is prevented from contacting regardless of the degree of distortion and oil film shortage hardly occurs in a sliding part.SOLUTION: A base end part of a shift fork 32 is supported by a shift rod 52, two divided tip end parts are respectively provided with a claw part 320 inserted into an annular groove 121 formed on a sleeve 120 of a synchronization mechanism and extending in a circumferential direction in the annular groove 121. In the claw part 320, an intermediate part of a sliding surface 320a slidably contacting an inside surface 121a of the annular groove 121 has a convex surface in a direction where the claw part 320 extends.
    • 要解决的问题:为了提供一种在轴的轴向上操作同步机构的换档拨叉,以便切换变速齿轮的变速级,其结构是将尖端的爪部的边缘 防止在滑动部分中难以发生变形程度和油膜短缺的情况下接触端部接触。解决方案:换档拨叉32的基端部由变速杆52支撑,两个分开的末端部分别设置有 插入形成在同步机构的套筒120上并在环状槽121中沿圆周方向延伸的环形槽121中的爪部320.在爪部320中,滑动面320a的中间部与滑动面 121a在爪部320延伸的方向上具有凸面。
    • 16. 发明专利
    • Bearing structure of rotary machine, revolving speed control device, and refrigerating cycle control device
    • 旋转机械的轴承结构,改变速度控制装置和制冷循环控制装置
    • JP2011236999A
    • 2011-11-24
    • JP2010110444
    • 2010-05-12
    • Nippon Soken Inc株式会社日本自動車部品総合研究所
    • HOTTA TADASHIKUSADA SUSUMU
    • F16C17/24F16C19/52F16C41/00F25B1/00F25B1/04
    • F16C21/00F16C17/246F16C2360/42
    • PROBLEM TO BE SOLVED: To provide a bearing structure for rotatably supporting a rotating shaft of a rotary machine and a revolving speed control device for controlling a revolving speed of the rotary machine applying the bearing structure, and to improve reliability of the bearing structure concerning a refrigerating cycle control device for controlling operation of a refrigerating cycle provided with a compressor applying the bearing structure.SOLUTION: The bearing structure is provided with a rotating regulation means 263 for fixing a sliding bearing 261 rotatably supporting a shaft 25 on an inside race 262a of a rolling bearing 262 and regulating relative rotation of the inside race 262a and the outside race 262b of the rolling bearing 262 until rotating torque transmitted from the sliding bearing 261 to the rolling bearing 262 is a preset reference rotating torque or above. Thereby the shaft 25 is supported by the sliding bearing 261 with high reliability rather than the rolling bearing 262 until the rotating torque is the reference rotating torque or more. Furthermore, when the rotating torque is the reference rotating torque or above, the relative rotation of the inside race 262a and the outside race 262b is allowed to support the shaft 25 with the rolling bearing 262 so as to suppress wear of the sliding bearing 261.
    • 要解决的问题:提供一种用于可旋转地支撑旋转机械的旋转轴的轴承结构和用于控制施加轴承结构的旋转机的转速的转速控制装置,并且提高轴承的可靠性 关于设置有施加轴承结构的压缩机的制冷循环的操作的制冷循环控制装置的结构。 解决方案:轴承结构设置有旋转调节装置263,用于将滑动轴承261可旋转地支撑在滚动轴承262的内圈262a上并调节内圈262a和外圈的相对旋转 直到从滑动轴承261传递到滚动轴承262的转动扭矩为预先设定的基准旋转扭矩以上。 因此,轴25以高可靠性而不是滚动轴承262被滑动轴承261支撑,直到旋转扭矩为基准旋转转矩或更高。 此外,当旋转扭矩为基准旋转扭矩或以上时,允许内座圈262a和外座圈262b相对于滚动轴承262支撑轴25,从而抑制滑动轴承261的磨损。 版权所有(C)2012,JPO&INPIT
    • 17. 发明专利
    • Scroll compressor
    • 滚动压缩机
    • JP2012225226A
    • 2012-11-15
    • JP2011092447
    • 2011-04-18
    • Nippon Soken Inc株式会社日本自動車部品総合研究所
    • HOTTA TADASHIKUSADA SUSUMU
    • F04C18/02
    • PROBLEM TO BE SOLVED: To provide a scroll compressor in which flowing out of lube oil from an oil sump is prevented when the operation of the compressor is stopped.SOLUTION: In the scroll compressor, a flow control valve (6) introduces the lube oil pressure of an oil storage part (53) and any one of the suction pressure and intermediate pressure of the lube oil pressure between both scrolls, as pilot pressure. When the operation of the scroll compressor (100) is stopped, the flow control valve (6) closes a part of an oil feed path leading from the oil storage part (53) to a fixed scroll (22), and when the scroll compressor (100) is operated, the flow control valve (6) opens a part of the oil feed path when the pressure difference between the pressure of the oil storage part (53) and the suction pressure or intermediate pressure is a preset value or more.
    • 要解决的问题:提供一种涡旋式压缩机,其中当压缩机的操作停止时,能够防止来自油底壳的润滑油流出。 解决方案:在涡旋压缩机中,流量控制阀(6)将储油部分(53)的润滑油压力和润滑油压力的任意一个吸入压力和中间压力引入两个涡旋件之间,如 先导压力。 当涡旋式压缩机100的运转停止时,流量控制阀6将从储油部53引导到固定涡旋盘22的供油路径的一部分关闭,当涡旋压缩机 (100)运行时,当储油部(53)的压力和吸入压力或中间压力之间的压力差为预设值以上时,流量控制阀(6)打开供油路径的一部分。 版权所有(C)2013,JPO&INPIT
    • 18. 发明专利
    • Scroll compressor
    • 滚动压缩机
    • JP2008309150A
    • 2008-12-25
    • JP2008126391
    • 2008-05-13
    • Denso Corp株式会社デンソー
    • KUSADA SUSUMUHOTTA TADASHIKAWAMOTO YOICHIROIWANAMI SHIGEKIOKI TAKAHIRO
    • F04C29/02F04C18/02
    • PROBLEM TO BE SOLVED: To provide a scroll compressor equipped with an intermittent oil feeding mechanism capable of suppressing fluctuation in the flow rate and obtaining the desired flow rate control characteristics.
      SOLUTION: The intermittent oil feeding mechanism of this compressor 100 is arranged so that a stationary scroll side hole 23e formed in a stationary scroll end plate part 23a connected to a high pressure oil storage chamber 29 and a revolving scroll side hole 22e formed in a revolving scroll end plate 22a connected to the low pressure side are put in communication with each other intermittently owing to rotation of revolving scroll 22, wherein the diameter d
      1 of the stationary scroll side hole is made smaller than the diameter d
      2 of the revolving scroll side hole. The rotating direction of the revolving scroll around its own axis is made tangential to the rotating direction of the revolving scroll side hole. The stationary scroll side hole is arranged within an angle range of ±45 degrees with respect to the revolving center on the line connecting the stationary scroll center C
      1 and the revolving center C
      3 of the revolving scroll.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种配备有能够抑制流量波动并获得所需流量控制特性的间歇给油机构的涡旋压缩机。 解决方案:压缩机100的间歇供油机构设置成形成在与高压储油室29连接的固定涡旋端板部23a和形成有回转涡卷侧孔22e的固定涡旋面侧孔23e 连接在低压侧的旋转涡旋端板22a由于旋转涡卷22的旋转而间歇地连通,其中静涡旋盘孔的直径d SB = 1 / SB 比旋转涡卷侧孔的直径d 2 。 旋转涡旋件绕其自身轴线的旋转方向与旋转涡卷侧孔的旋转方向相切。 固定涡卷侧孔相对于连接固定涡卷中心C 1 和旋转中心C 3 的线的旋转中心配置在±45度的角度范围内 >的旋转卷轴。 版权所有(C)2009,JPO&INPIT