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    • 1. 发明授权
    • Scroll-type fluid compressor with rotation preventing coupling members
    • 涡旋式流体压缩机具有防止旋转的连接件
    • US5147192A
    • 1992-09-15
    • US528042
    • 1990-05-23
    • Shinichi SuzukiTakashi BanYuji IzumiTetsuo YoshidaTetsuhiko Fukanuma
    • Shinichi SuzukiTakashi BanYuji IzumiTetsuo YoshidaTetsuhiko Fukanuma
    • F01C17/06F04C18/02
    • F04C18/0215F01C17/06
    • A scroll-type compressor having a unique coupling arrangement for driving the movable scroll is provided. The side of the base portion of the movable scroll opposite the spirals has a plurality of recesses disposed in a circular pattern. A support plate having a plurality of complementary recesses therein is positioned such that its recesses face the recesses in the movable plate. The diameters of the first and second recesses are different from one another. Coupling members are disposed between each facing pair of recesses. The coupling member has small and large diameter portions. The small diameter portion extends into its associated smaller recess while the large diameter portion extends into its larger associated recess. With this arrangement, the required width of the recess bearing portion of the support plate may be reduced relative to conventional designs which has several advantages.
    • 提供了一种具有用于驱动动涡旋盘的独特耦合装置的涡旋式压缩机。 可动涡旋盘的与螺旋部相对的基部的一侧具有设置成圆形图案的多个凹部。 在其中具有多个互补凹部的支撑板被定位成使得其凹部面向可动板中的凹部。 第一和第二凹部的直径彼此不同。 耦合构件设置在每个相对的一对凹部之间。 联接构件具有小直径部分。 小直径部分延伸到其相关联的较小凹部中,而大直径部分延伸到其较大的相关联的凹部中。 通过这种布置,相对于具有若干优点的常规设计,可以减小支撑板的凹部支承部分所需的宽度。
    • 2. 发明授权
    • Apparatus for varying capacity of scroll type compressor
    • 涡旋式压缩机容量变化的装置
    • US5059098A
    • 1991-10-22
    • US469940
    • 1990-01-25
    • Shinichi SuzukiTakashi BanTetsuhiko FukanumaTetsuo Yoshida
    • Shinichi SuzukiTakashi BanTetsuhiko FukanumaTetsuo Yoshida
    • F04C28/00F04C18/02F04C28/10F04C28/16
    • F04C28/16F04C18/0215
    • In a scroll type of compressor having a stationary scroll, a movable scroll opposed to the stationary scroll and rotatable thereabout but not rotatable about its own axis, so that a closed chamber which decreases in volume during the rotation of the movable scroll is defined by and between the stationary scroll and the movable scroll, and an introduction passage through which a coolant is introduced into the compressor, wherein a capacity varying apparatus comprises a suction restriction mechanism provided in the introduction passage to control the cross sectional area thereof in accordance with the pressure of the coolant, a by-pass passage extending through the stationary scroll to connect the portion of the closed chamber connected to start ends of scroll portions provided on the movable and stationary scrolls, while being reduced in volume, to suction pressure area in the compressor, a by-pass opening and closing mechanism provided in the by-pass passage to open and close the latter in accordance with the pressure of the coolant, and a control valve actuated in accordance with the pressure of the coolant before being restricted, to control the operation of the suction restriction mechanism and the by-pass opening and closing mechanism.
    • 在具有固定涡旋件的涡旋式压缩机中,与静止涡旋件相对并且可在其周围旋转但不能围绕其自身轴线旋转的可动涡旋件,使得在可动涡旋件的旋转期间体积减小的闭合腔室由 在固定涡旋件和动涡旋件之间,以及引入通道,冷却剂通过该导入通道引入压缩机,其中容积变化装置包括设置在引入通道中的吸入限制机构,以根据压力控制其横截面积 冷却剂的旁路通道,其延伸穿过固定涡旋件,以将连接到设置在可移动和静止涡旋件上的涡旋部分的起始端的闭合室的部分在体积减小的同时连接到压缩机中的吸入压力区域 ,旁路开闭机构,设置在旁路通道中以打开和关闭拿铁 根据冷却剂的压力,以及根据冷却剂在受到限制之前的压力而启动的控制阀,以控制吸入限制机构和旁路开启和关闭机构的操作。
    • 3. 发明授权
    • Scroll type compressor having communication passage means with
lubricating arrangement associated therewith
    • 涡旋式压缩机具有与其相关联的具有润滑装置的连通通道装置
    • US5395223A
    • 1995-03-07
    • US19043
    • 1993-02-18
    • Kazuhiro KurokiTetsuhiko FukanumaYuji IzumiTetsuo Yoshida
    • Kazuhiro KurokiTetsuhiko FukanumaYuji IzumiTetsuo Yoshida
    • F04C18/02F04C18/04F04C29/02
    • F04C18/0253
    • A scroll type compressor comprises an immovable scroll defining a spiral space, and a refrigerant is introduced into an outerhost zone of the spiral space. The compressor further comprises a movable scroll engaged with the immovable scroll such that the outermost zone of the spiral space is divided into an inner section and an outer section by an outermost portion of the movable scroll. The movable scroll is revolved around a center axis of the immovable scroll such that the inner and outer sections are alternatively displaced as a compression chamber toward a center of the immovable scroll, and a refrigerant inlet port of the inner section is defined by a termination of the outermost portion of the movable scroll. The termination is disengaged from and engaged with the immovable scroll during the revolution of the movable scroll to close and open the inlet port of the inner section. The immovable scroll has a communication passage formed in a base portion thereof, and the inner and outer section is in communication with each other through the communication passage only when the termination is disengaged from the immovable scroll so that the inlet port of the inner section is opened, whereby the refrigerant can be fed to the inner section not only through the inlet port thereof, but also through the communication passage until the termination is engaged with the immovable scroll so that the inlet port of the inner section is closed.
    • 涡旋式压缩机包括限定螺旋空间的不动涡卷,并且制冷剂被引入到螺旋空间的外主体区域中。 压缩机还包括与不动涡旋件接合的可动涡旋件,使得螺旋空间的最外部区域被动涡旋盘的最外部分分成内部部分和外部部分。 动涡旋盘绕不动涡旋盘的中心轴线旋转,使得内部和外部部分作为压缩室交替地朝向不可移动涡旋件的中心移位,并且内部部分的制冷剂入口端口由 动涡旋盘的最外部。 在可动涡旋件的旋转期间,终止件与不动涡旋件脱离接合并关闭并打开内部部分的入口。 不可移动的涡旋件具有形成在其基部的连通通道,并且只有当终端从不可移动的涡旋件脱离时,内部和外部部分通过连通通道彼此连通,使得内部部分的入口为 打开,由此制冷剂不仅可以通过其入口进入内部部分,而且还可以通过连通通道被供给到内部部分,直到终止件与不动涡旋件接合,使得内部部分的入口被关闭。
    • 4. 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。
    • 7. 发明授权
    • Scroll type compressor with elongated discharge port
    • 涡旋式压缩机带有细长的排放口
    • US5242283A
    • 1993-09-07
    • US849173
    • 1992-03-10
    • Tatsushi MoriTetsuhiko FukanumaYuji IzumiTetsuo Yoshida
    • Tatsushi MoriTetsuhiko FukanumaYuji IzumiTetsuo Yoshida
    • F04C18/02
    • F04C18/0261F04C18/0269F04C2250/102F05B2250/502
    • An improved scroll type compressor having enlarged fixed and orbiting spiral element tips with parallel flat faces is disclosed. A discharge port for discharging compressed fluids is positioned in the fixed end plate. The discharge port is shaped to provide an opening that is effectively elongated adjacent the flat face of the fixed spiral element. In one preferred embodiment, the discharge port has a pair of elongated sides that extend in parallel with the flat face of the fixed spiral element. Another preferred embodiment the discharge port includes a plurality of holes arranged such that a common tangent to the perimeter of the holes is substantially parallel to the flat face of the fixed spiral element. A tapered surface may also be provided in the flat face of the enlarged tip of the orbiting spiral element to improve communication between the compression chamber and the discharge port.
    • 公开了一种改进的涡旋式压缩机,其具有具有平行平面的具有扩大的固定和旋转的螺旋形元件尖端。 用于排出压缩流体的排出口位于固定端板中。 排出口被成形为提供邻近固定螺旋元件的平坦表面有效地伸长的开口。 在一个优选实施例中,排出口具有与固定螺旋元件的平坦表面平行延伸的一对细长边。 另一优选实施例,排出口包括多个孔,其布置成使得孔的周边的共同切线基本上平行于固定螺旋元件的平坦面。 也可以在旋转螺旋元件的扩大的尖端的平坦面中设置锥形表面,以改善压缩室和排出口之间的连通。
    • 8. 发明授权
    • Scroll type compressor with intake port aligned with counterweight
    • 涡旋式压缩机,进气口与配重对准
    • US5221198A
    • 1993-06-22
    • US987539
    • 1992-12-07
    • Yuji IzumiTetsuhiko FukanumaTetsuo YoshidaTatsushi Mori
    • Yuji IzumiTetsuhiko FukanumaTetsuo YoshidaTatsushi Mori
    • F04C18/02F04C29/12
    • F04C29/12F04C18/0215F04C2250/101F05B2250/501
    • A scroll type compressor comprising a stationary scroll member (2) and a movable scroll member (4) accommodated in a housing (10, 39), the scroll members (2, 4) being engaged with each other so that the movable scroll member (4) is subjected to an orbital motion around the stationary scroll member (2) and forms compression chambers (39) therebetween, in which chambers (39) a coolant gas is compressed by a volume reduction of the chamber (39) in accordance with the orbital motion, and is discharged therefrom to a refrigeration circuit. An intake port (8) for introducing the coolant gas into the housing (10, 30) is provided at a position closer to lubrication indispensable mechanisms such as a main bearing (32) or a sealing means (31) while confronting the periphery of a counterweight (35). The coolant gas is sucked into the interior of the housing (10, 39) and fed to the lubrication indispensable mechanisms (31, 32). When the counterweight (35) is positioned on the side closer to the intake port (8), the coolant gas is introduced directly therefrom to the compression chamber (39).
    • 一种涡旋式压缩机,包括容纳在壳体(10,39)中的固定涡旋构件(2)和可动涡旋构件(4),涡旋构件(2,4)彼此接合,使得可动涡旋构件 4)在固定涡旋件(2)周围进行轨道运动,并在它们之间形成压缩室(39),在这些腔室(39)中,冷却剂气体通过室(39)的体积减小被压缩,根据 轨道运动,并从其排出到制冷回路。 用于将冷却剂气体引入到壳体(10,30)中的进气口(8)设置在更靠近诸如主轴承(32)或密封装置(31)的润滑不可缺少的机构的位置,同时面对 配重(35)。 冷却剂气体被吸入壳体(10,39)的内部并被供给到不可缺少的润滑机构(31,32)。 当配重(35)位于靠近进气口(8)的一侧时,冷却剂气体从其直接引入压缩室(39)。
    • 10. 发明授权
    • Scroll type fluid compressor with lubricated spiral seal member
    • 带润滑螺旋密封件的涡旋式流体压缩机
    • US5076771A
    • 1991-12-31
    • US525099
    • 1990-05-17
    • Takashi BanTetsuhiko FukanumaTetsuo Yoshida
    • Takashi BanTetsuhiko FukanumaTetsuo Yoshida
    • F04C18/02F04C27/00F04C29/02
    • F04C27/005F04C29/02
    • A scroll type compressor comprising a fixed scroll and movable scroll. The movable scroll revolves above an axis of the fixed scroll. Thus, a spiral portion of the movable scroll slides and moves relative to a spiral portion of the fixed scroll so as to compress a refrigerant gas between the spiral portions. A sealing member is mounted on the free end of each sealing member. The sealing member slides on a facing surface of the opposing scroll. An oil passage is provided in at least one of the scrolls. The oil passage opens at the rear surface of the sealing member and is able to supply lubricating oil to the rear surface. A constriction is provided in the oil passage. The constriction limits the flow of the lubricating oil towards the sealing member.
    • 一种涡旋式压缩机,包括固定涡旋件和动涡盘。 动涡旋盘在固定涡旋盘的轴线上方旋转。 因此,可动涡旋盘的螺旋部分相对于固定涡旋盘的螺旋部分滑动并移动,以便在螺旋部分之间压缩制冷剂气体。 密封构件安装在每个密封构件的自由端上。 密封构件在相对的涡卷的相对表面上滑动。 在至少一个涡卷中设置油通道。 油路在密封构件的后表面开口,能够向背面供给润滑油。 在油路中提供收缩。 收缩限制润滑油朝向密封件的流动。