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    • 71. 发明专利
    • Compressor
    • 压缩机
    • JP2010001763A
    • 2010-01-07
    • JP2008159468
    • 2008-06-18
    • Denso Corp株式会社デンソー
    • IWANAMI SHIGEKIOKI TAKAHIRO
    • F04C29/02F04C18/02
    • PROBLEM TO BE SOLVED: To provide a scroll compressor in which a lubricant, supplied forcibly to a sub bearing and a main bearing of the compressor, can be stably distributed by an appropriate amount.
      SOLUTION: An oil-feed groove 43a is formed in the peripheral part of a shaft 4 which contacts a main bearing part 5 so as to communicate with an oil-feed hole 43 in a section corresponding to the main bearing part 5 of the shaft 4. An oil-feed groove 44a is formed in the peripheral part of the shaft 4 which contacts a sub bearing part 6 so as to communicate with an oil-feed hole 44 in a section corresponding to the sub bearing part 6 of the shaft 4. The cross-sectional area of the oil-feed groove 43a for the main bearing part 5 is larger than that of the oil-feed groove 44a for the sub bearing part 6. For example, the ratio of the cross-sectional areas, for the sub bearing part 6 side with respect to the main bearing part 5 side, is set to be at least 2:1 to 5:1.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种涡旋式压缩机,其中强制地供给压缩机的副轴承和主轴承的润滑剂能够稳定地分配一定量。 解决方案:在轴4的周边部分形成供油槽43a,轴4的主体轴承部分5与主轴承部分5相对应的部分与供油孔43相连接, 轴4上形成有供油槽44a,轴4的周边部分与副轴承部分6相接触,以便在与供油孔44相对应的部分中与供油孔44连通。 主轴承部5的供油槽43a的横截面积大于副轴承部6的供油槽44a的截面积。例如,横截面积 对于副轴承部6侧相对于主轴承部5侧,设定为至少2:1〜5:1。 版权所有(C)2010,JPO&INPIT
    • 72. 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
    • 73. 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
    • 75. 发明专利
    • Pressure-resistant container
    • 耐压集装箱
    • JP2008309281A
    • 2008-12-25
    • JP2007159349
    • 2007-06-15
    • Denso Corp株式会社デンソー
    • KATO HIROYASUIWANAMI SHIGEKI
    • F16J12/00B01J3/04F04B39/12F04C18/02F04C29/00
    • PROBLEM TO BE SOLVED: To provide a pressure-resistant container capable of improving pressure-resistant strength, without increasing a physical constitution and weight.
      SOLUTION: This pressure-resistant container has a cylindrical body housing 111 and end part housings 112 and 113 blocking up an end part opening of the body housing 111, and is provided for applying predetermined internal pressure Ps by arranging a predetermined apparatus 130 inside. The end part housings 112 and 113 have a joining part 113a formed in a cylindrical shape and welded and joint with an overlap margin to an end part of the body housing 111, an end part forming part 113b forming a blocking-up surface of the end part opening, and a connecting part 113c connecting the joining part 113a and the end part forming part 113b. A part whose plate thickness is thinner than the joint part 113a is formed in at least a part of the end part forming part 113b and the connecting part 113c.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种能够在不增加物理结构和重量的情况下提高耐压强度的耐压容器。 解决方案:该耐压容器具有圆柱形主体壳体111和端部壳体112和113,从而阻挡主体壳体111的端部开口,并且用于通过布置预定装置130来施加预定的内部压力Ps 内。 端部壳体112和113具有形成为圆筒形状的接合部113a,并且与主体壳体111的端部焊接并重合边缘,端部形成部113b形成端部的封闭表面 和连接部113a和端部形成部113b的连接部113c。 在端部形成部113b和连接部113c的至少一部分上形成板厚比接合部113a薄的部分。 版权所有(C)2009,JPO&INPIT
    • 76. 发明专利
    • Compressor
    • 压缩机
    • JP2008286148A
    • 2008-11-27
    • JP2007133689
    • 2007-05-21
    • Denso Corp株式会社デンソー
    • ICHIYANAGI HIROSHIIWANAMI SHIGEKIKAWABATA SANEMASA
    • F04C18/02F04C29/00
    • F04C18/0215F04C2230/91F04C2240/50F16C2360/42
    • PROBLEM TO BE SOLVED: To provide a compressor including a thrust bearing of a low manufacturing cost, a small wear quantity of a bearing sliding surface under various use conditions, and excellent seizure prevention properties. SOLUTION: This invented scroll compressor 11 is provided with a thrust bearing 53 including one sliding surface 100, and the other sliding surface 101 opposing to one sliding surface 100. A plurality of independent floating island shape pressure receiving parts 83 surrounded by grooves 85 are formed on the one sliding surface 100. Parts of the other sliding surface 101 opposing to the pressure receiving parts 83 are formed flatter than the one sliding surface 100. Diamond-like-carbon layer 101a is formed on the outermost surface of the other sliding surface 101. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种压缩机,其包括具有低制造成本的推力轴承,在各种使用条件下的轴承滑动面的小磨损量,以及优异的防止咬住性能。 解决方案:本发明的涡旋压缩机11设置有包括一个滑动表面100的推力轴承53和与一个滑动表面100相对的另一滑动表面101.多个独立的浮岛状压力接收部83被凹槽包围 85形成在一个滑动面100上。与压力接收部83相对的另一个滑动面101的一部分比一个滑动面100平坦。金刚石状碳层101a形成在另一个的最外表面上 滑动面101.版权所有(C)2009,JPO&INPIT
    • 78. 发明专利
    • Compressor
    • 压缩机
    • JP2008196415A
    • 2008-08-28
    • JP2007033505
    • 2007-02-14
    • Denso Corp株式会社デンソー
    • OKI TAKAHIROIWANAMI SHIGEKI
    • F04C29/02F04C18/02
    • PROBLEM TO BE SOLVED: To prevent leaking of lubrication oil by inhibiting leaking of lubrication oil from a lubrication hole of a lubrication passage member in a compressor. SOLUTION: In the compressor, the lubrication hole 50 of a movable base plate part 17a intermittently communicates to the lubrication hole 30a of a movable pin 30 with accompanying turning motion of a movable scroll 17. The lubrication hole 30a of the movable pin 30 is closed by the movable base plate part 17a when the lubrication hole 50 of the movable base plate part 17a does not communicate to the lubrication hole 30a of the movable pin 30. A clearance between a gap Ka and a lubrication hole 30a of the movable pin 30, therefore are closed. Consequently, lubrication oil is prevented from flowing into the gap Ka from the lubrication hole 30a of the movable pin 30. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:通过抑制润滑油从压缩机中的润滑通道构件的润滑孔泄漏来防止润滑油泄漏。 解决方案:在压缩机中,活动底板部分17a的润滑孔50随着可动涡旋件17的转动而间歇地连通到可动销30的润滑孔30a。可动销的润滑孔30a 当活动基板部分17a的润滑孔50不与可动销30的润滑孔30a连通时,可动基板部分17a封闭。间隙Ka与可移动基板部分的润滑孔30a之间的间隙 销30,因此关闭。 因此,防止润滑油从可动销30的润滑孔30a流入间隙Ka。版权所有(C)2008,JPO&INPIT
    • 80. 发明专利
    • Electric compressor
    • 电动压缩机
    • JP2008031976A
    • 2008-02-14
    • JP2006237501
    • 2006-09-01
    • Denso Corp株式会社デンソー
    • KATO HIROYASUIWANAMI SHIGEKI
    • F04C18/02F04C29/02
    • PROBLEM TO BE SOLVED: To provide an electric compressor capable of reducing heating of an electric motor and intake refrigerant gas and stabilizing oil level surface in an oil reservoir of the electric motor part.
      SOLUTION: In the electric compressor having an electric motor part 30 and a compression mechanism part 20 arranged in a vessel 11 and having the compression mechanism part 20 operated by a shaft 40 driven and rotated by the electric motor part, the shaft is rotatably supported by a main bearing part 50 in the compression mechanism part side and a sub bearing part 60 in the electric motor part side, oil is forcibly pumped to each bearing part from a high pressure side, and main bearing side oil passages 51, 43 opening to a suction part are provided on the main bearing part to taking oil from a high pressure side reservoir chamber 29 to the suction part of the compression mechanism part through the main bearing part.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 解决的问题:提供一种能够减少电动机的加热并进入制冷剂气体并稳定电动机部件的储油器中的油面表面的电动压缩机。 解决方案:在具有电动机部件30和压缩机构部件20的电动压缩机中,电动机部件30和压缩机构部件20布置在容器11中,并且具有通过由电动机部件驱动和旋转的轴40操作的压缩机构部分20, 由压缩机构部分侧的主轴承部分50和电动机部分侧的副轴承部分60可旋转地支撑,油被从高压侧强制地泵送到各轴承部分,主轴承侧油路51,43 在主轴承部分上设置有开口到吸入部分,以通过主轴承部分将油从高压侧储存室29吸收到压缩机构部分的抽吸部分。 版权所有(C)2008,JPO&INPIT