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    • 6. 发明申请
    • SCROLL COMPRESSOR
    • 滚动压缩机
    • US20120128518A1
    • 2012-05-24
    • US13388344
    • 2011-06-09
    • Sadayuki YamadaAtsushi SakudaYoshiyuki FutagamiTakashi MorimotoNobuaki OgawaYoshifumi Abe
    • Sadayuki YamadaAtsushi SakudaYoshiyuki FutagamiTakashi MorimotoNobuaki OgawaYoshifumi Abe
    • F04C18/02
    • F04C18/0215F04C23/008F04C29/028F04C2270/701
    • A scroll compressor includes a back pressure chamber oil-feeding path for feeding lubricating oil from a high-pressure region to a back pressure chamber, and a compression chamber oil-feeding path for feeding lubricating oil from the back pressure chamber to a compression chamber. One phase in which the back pressure chamber oil-feeding path is communicated from the high-pressure region to the back pressure chamber and another phase in which the compression chamber oil-feeding path is communicated from the back pressure chamber to the compression chamber are shifted from each other, so that the back pressure chamber oil-feeding path and the compression chamber oil-feeding path are never put into the communicating state simultaneously. Thus, after a halt of the compressor, under-communication oil-feeding of the lubricating oil from the high-pressure region via the back pressure chamber to the compression chamber can be prevented, so that the lubricating oil in the liquid storage section is kept from decreasing and moreover the lubricating oil is kept from being filled into the compression chamber, make it possible to achieve a stable restart-up.
    • 涡旋压缩机包括用于将润滑油从高压区域供给到背压室的背压室供油路径和用于将润滑油从背压室供给到压缩室的压缩室供油路径。 背压室供油路径从高压区域传递到背压室的一个阶段和压缩室供油路径从背压室连通到压缩室的另一个相位被偏移 使得背压室供油路径和压缩室供油路径不会同时进入连通状态。 因此,在压缩机停止之后,可以防止润滑油从高压区域经由背压室向压缩室的不连通供油,从而保持液体存储部分中的润滑油 从而减少润滑油,并且不会将润滑油填充到压缩室中,使得可以实现稳定的重新起动。
    • 7. 发明授权
    • Scroll compressor having positioning means for axially movable
non-orbiting scroll
    • 涡旋压缩机具有用于可轴向移动的非绕动涡旋件的定位装置
    • US5791885A
    • 1998-08-11
    • US682378
    • 1996-07-17
    • Hiroyuki FukuharaSadayuki YamadaNoboru IidaTakeshi Hashimoto
    • Hiroyuki FukuharaSadayuki YamadaNoboru IidaTakeshi Hashimoto
    • F04C18/02F04C23/00F04C18/04
    • F04C23/008F04C2230/603
    • A scroll compressor has a closed vessel, a compression mechanism accommodated in the closed vessel and including a non-orbiting scroll and an orbiting scroll in engagement with each other, and an electric motor for driving the compression mechanism. The non-orbiting scroll includes a frame portion and a non-orbiting end plate axially movable relative to the frame portion. The frame portion has a recess defined therein and a pin secured thereto. The non-orbiting end plate has a cylindrical wall integrally formed therewith and loosely received in the recess, thereby radially positioning the non-orbiting end plate relative to the frame portion. The non-orbiting end plate also has a recess defined therein in which the pin is loosely received, thereby circumferentially positioning the non-orbiting end plate relative to the frame portion.
    • 涡旋式压缩机具有封闭容器,容纳在密闭容器中的压缩机构,并且包括彼此接合的非绕动涡旋件和绕动涡旋件,以及用于驱动压缩机构的电动机。 非轨道运行的涡卷包括框架部分和相对于框架部分可轴向移动的非绕动端板。 框架部分具有限定在其中的凹部和固定到其上的销。 非轨道端板具有与其一体形成并且松动地容纳在凹部中的圆柱形壁,从而相对于框架部分径向定位非轨道端板。 非轨道端板还具有限定在其中的凹部,其中松动地容纳销,从而相对于框架部分周向地定位非轨道端板。
    • 10. 发明授权
    • Scroll compressor having lubrication of the rotation preventing member
    • 具有旋转阻止构件的润滑的涡旋式压缩机
    • US6071100A
    • 2000-06-06
    • US870237
    • 1997-06-05
    • Sadayuki YamadaTakashi MorimotoHideo HiranoHiroyuki KawanoHideto OkaShigeru Muramatsu
    • Sadayuki YamadaTakashi MorimotoHideo HiranoHiroyuki KawanoHideto OkaShigeru Muramatsu
    • F01C17/06F04C18/02F04C29/02F04C18/04
    • F04C29/023F01C17/066
    • A scroll compressor includes a fixed scroll and an orbiting scroll which define therebetween a plurality of compression chambers for compressing fluid introduced via a suction port. The orbiting scroll has a base plate and a shaft portion extending from the base plate toward a crankshaft rotatably supported by a support member. A seal member is disposed between the base plate and the support member to define an inner region and an outer region. The inner region surrounds the shaft portion, while the outer region includes therein a rotation preventing member interposed between the base plate of the orbiting scroll and the support member. The inner region communicates with the outer region via an oil-feed passage formed through the orbiting scroll. The oil-feed passage includes therein a restrictor and opens in the neighborhood of an upper sliding portion between the rotation preventing member and the support member. Thus, lubricating oil supplied to the inner region is fed to the neighborhood of the upper sliding portion via the oil-feed passage for lubrication thereof. The lubricating oil collects downward due to the gravity to achieve lubrication of a lower sliding portion between the rotation preventing member and the support member.
    • 涡旋压缩机包括固定涡旋件和绕动涡旋件,其在其间限定多个用于压缩通过吸入口引入的流体的压缩室。 绕动涡盘具有基板和从基板向由支撑构件可旋转地支撑的曲轴延伸的轴部。 密封构件设置在基板和支撑构件之间以限定内部区域和外部区域。 内部区域围绕轴部,而外部区域包括设置在绕动涡盘的基板和支撑构件之间的防旋转构件。 内部区域经由绕动涡盘形成的供油路与外部区域连通。 供油通道包括限流器,并且在旋转阻止构件和支撑构件之间的上部滑动部分附近开口。 因此,供给到内部区域的润滑油经由供油通路被供给到上部滑动部附近,以进行润滑。 润滑油由于重力而向下收集,以实现旋转防止构件和支撑构件之间的下滑动部分的润滑。