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    • 2. 发明授权
    • Scroll type compressor with counterweight
    • 带配重的涡旋式压缩机
    • US5362218A
    • 1994-11-08
    • US152985
    • 1993-11-15
    • Tetsuhiko FukanumaYasushi WatanabeKiyohiro YamadaIzuru ShimizuYuji IzumiTetsuo YoshidaTetsuya Yamaguchi
    • Tetsuhiko FukanumaYasushi WatanabeKiyohiro YamadaIzuru ShimizuYuji IzumiTetsuo YoshidaTetsuya Yamaguchi
    • F04C18/02F04C29/00F16F15/28F01C1/04
    • F16F15/28F04C18/0215F04C29/0021F04C29/0057
    • A scroll type compressor comprising mutually mating stationary and movable scroll members, a drive shaft, a counterweight, a slide key extending from the drive shaft, and a drive bush slidably fit on the slide key. The counterweight is immovably fit on the drive shaft. The slide key has a first axis offset from the longitudinal axis of the drive shaft for causing the movable scroll member to revolve around the longitudinal axis of the drive shaft, and a second axis perpendicular to the first axis. In the second form of the compressor, the counterweight has a guide portion having a first axis offset from the longitudinal axis of the drive shaft for causing the movable scroll member to revolve around the longitudinal axis of the drive shaft, and a second axis. The drive bush is slidably fit on the guide portion. The drive bush is movable along the second axis of the slide key or the guide portion to a smaller extent in one direction by which the eccentricity between the longitudinal axis of the drive shaft and the longitudinal axis of the drive bush is increased, and to a greater extent in the other direction by which the eccentricity is decreased.
    • 一种涡旋式压缩机,包括相互配合的固定和可动涡旋构件,驱动轴,配重,从驱动轴延伸的滑动键,以及可滑动地配合在滑动键上的驱动衬套。 配重不可移动地安装在驱动轴上。 滑动键具有从驱动轴的纵向轴线偏移的第一轴,用于使可动涡旋构件围绕驱动轴的纵向轴线旋转,以及垂直于第一轴线的第二轴线。 在压缩机的第二形式中,配重具有引导部分,该引导部分具有偏离驱动轴的纵向轴线的第一轴线,用于使可动涡旋件绕驱动轴的纵向轴线和第二轴线旋转。 驱动衬套可滑动地配合在引导部分上。 驱动衬套可沿着滑动键或引导部分的第二轴线移动到一个方向上较小的程度,驱动轴的纵向轴线与驱动衬套的纵向轴线之间的偏心度增加,并且至 在偏心率降低的另一方向上的更大程度。
    • 8. 发明授权
    • Scroll type refrigerant compressor with means for improving airtight
sealing of compression chambers
    • 涡旋式制冷压缩机具有改善压缩室气密性的装置
    • US5437543A
    • 1995-08-01
    • US157829
    • 1993-11-24
    • Kunifumi GotoShinya YamamotoTetsuhiko FukanumaYasushi WatanabeKiyohiro Yamada
    • Kunifumi GotoShinya YamamotoTetsuhiko FukanumaYasushi WatanabeKiyohiro Yamada
    • F04C29/00F01C1/04
    • F04C29/0057F04C29/0021
    • A scroll type refrigerant compressor having a stationary scroll unit, a movable scroll unit including an orbiting spiral member engaged with the stationary scroll unit to define variable-volume compression chambers in which the refrigerant gas is compressed in response to a rotation of a drive shaft having an eccentrically arranged drive key member, and a drive bushing member having an aperture formed therein in which the drive key of the drive shaft is inserted so as to cause an eccentric motion of the drive bushing member operatively engaged with the movable spiral member to thereby drive an orbiting motion of the movable spiral member. The drive key member is formed as an axial columnar mechanical member having a central axis thereof parallel with the axis of rotation of the drive shaft and a diametrical axis thereof intercrossing the central axis at a predetermined point, the diametrical axis of the drive key member being arranged so as to be angularly shifted by a predetermined angle in a direction reverse to the rotating direction of the drive shaft with regard to a predetermined axis passing through the axis of rotation of the drive shaft, the predetermined point of the drive key member being arranged in an area extending in a direction reverse to the rotating direction of the drive shaft with regard to a line connecting the axis of rotation of said drive shaft and the central axis of said drive bushing member, the drive key member further having planar faces disposed on both sides of the diametrical axis thereof, and two spaced ends, each of the two spaced ends being distant from the central axis of the drive shaft.
    • 一种涡卷式制冷剂压缩机,其具有固定涡旋单元,动涡旋单元包括与固定涡旋单元接合的旋转螺旋构件,以限定可变体积的压缩室,其中制冷剂气体响应于具有 偏心布置的驱动键构件和驱动衬套构件,其具有形成在其中的孔,驱动轴的驱动键插入其中,以便使驱动衬套构件与可动螺旋构件可操作地接合的偏心运动从而驱动 可动螺旋构件的轨道运动。 驱动键构件形成为轴向柱状机械构件,其中心轴线与驱动轴的旋转轴线平行,并且其轴线在中心轴线的预定点处交叉,驱动键构件的直径轴线为 相对于通过驱动轴的旋转轴线的预定轴线,以与驱动轴的旋转方向相反的方向成角度地偏移预定角度,驱动键构件的预定点被布置 在相对于连接所述驱动轴的旋转轴线和所述驱动衬套构件的中心轴线的线相对于驱动轴的旋转方向相反的方向延伸的区域中,所述驱动键构件还具有设置在 其直径轴线的两侧和两个间隔开的端部,两个间隔开的端部中的每一个远离驱动器sh的中心轴线 船尾
    • 10. 发明授权
    • Scroll compressor with shaft seal lubrication
    • 带轴封润滑的涡旋压缩机
    • US5567137A
    • 1996-10-22
    • US558936
    • 1995-11-13
    • Masafumi NakashimaTakeshi SakaiYasushi WatanabeTetsuhiko Fukanuma
    • Masafumi NakashimaTakeshi SakaiYasushi WatanabeTetsuhiko Fukanuma
    • F04C27/00F04C18/02F04C29/02F04C18/04
    • F04C18/0215F04C29/02
    • A scroll compressor for compressing a gaseous refrigerant including a lubricant in a mist state, having a stationary scroll member and a movable scroll member, which define pump chambers at an outer wall side of the movable scroll member and an inner wall side of the movable scroll member, which chambers are initially opened to an inlet port via a main intake passageway for introducing a gaseous refrigerant into the chambers when they are radially outwardly located. A sub-intake passageway, in which a shaft seal unit is provided, is diverted from the main intake passageway and is opened to the outer wall sided chamber before the chamber is sealingly closed so that a flow of gas, from the inlet port, is introduced into the chamber, the gas is positively fed to the shaft seal unit, and the shaft seal unit is lubricated.
    • 一种涡旋式压缩机,用于压缩包括处于雾状态的润滑剂的气态制冷剂,其具有固定涡旋构件和可动涡旋构件,所述固定涡旋构件和可动涡旋构件在所述可动涡旋构件的外壁侧限定泵室和所述动涡旋件的内壁侧 构件,这些室最初通过主进气通道打开到入口端口,用于当气体制冷剂径向向外定位时将气态制冷剂引入室中。 其中设置有轴密封单元的副进气通道从主进气通道转向并且在腔室被密封地关闭之前被打开到外壁侧腔室,使得来自入口的气体流是 引入到室中,气体被积极地馈送到轴密封单元,并且轴密封单元被润滑。