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    • 2. 发明申请
    • FLUID PUMP
    • 流体泵
    • US20140112812A1
    • 2014-04-24
    • US14123579
    • 2012-05-31
    • Yukihiko Takemi
    • Yukihiko Takemi
    • F04B49/22F04B53/20
    • F04B49/22F04B37/14F04B39/121F04B39/123F04B39/128F04B39/16F04B53/20
    • The present invention inhibits suction of dust and moisture into a drive chamber for driving a piston of a fluid pump while reducing drive load through feeding/discharging of fluid to/from the drive chamber. In the interior of a cylinder, a pressure increasing/decreasing chamber is formed between a valve unit on the cylinder head side and the piston. On the opposite side of the pressure increasing/decreasing chamber, the drive chamber is disposed. There are provided a ventilation path for communicating the drive chamber and the outside space, a fluid path connected to the feeding/discharging space of the valve unit, a merging space where the fluid path is merged with the ventilation path midway, and a fluid filter provided in the merging space.
    • 本发明通过将流体从驱动室供给/排出来减少驱动负荷,从而抑制灰尘和水分吸入到用于驱动流体泵的活塞的驱动室中。 在气缸的内部,在气缸盖侧的阀单元和活塞之间形成有增压/减压室。 在增压室的相反侧设置有驱动室。 提供了用于连通驱动室和外部空间的通气路径,连接到阀单元的供给/排出空间的流体路径,流体路径与通道中途合流的合流空间,以及流体过滤器 在合并空间中提供。
    • 4. 发明申请
    • REFRIGERANT COMPRESSOR
    • 制冷压缩机
    • US20110217189A1
    • 2011-09-08
    • US12733384
    • 2008-06-27
    • Meinhard FalchFranz Leitgeb
    • Meinhard FalchFranz Leitgeb
    • F04B17/03F04B23/06
    • F04B39/12F04B35/04F04B39/0094F04B39/02F04B39/023F04B39/122F04B39/125F04B39/127F04B39/128
    • Refrigerant compressor, comprising an electric drive unit (2), a cylinder housing (1), a crankshaft (11) which may be driven by the electric drive unit, wherein the cylinder housing (1) has the main bearing for the crankshaft (11), and a piston (12), driven by the crankshaft (11) and guided in the cylinder housing (1), which compresses the refrigerant. To allow the main bearing length to be dimensioned as large as possible, it is provided that at least one height compensation element (26) is situated between the cylinder housing (1) and the electric drive unit (2) in order to keep an overall height of the cylinder housing and the respective drive unit practically identical within a compressor family having drive units of different heights.
    • 制冷剂压缩机,包括电驱动单元(2),气缸壳体(1),可由电驱动单元驱动的曲轴(11),其中气缸壳体(1)具有用于曲轴(11)的主轴承 )和由曲轴(11)驱动并被引导到气缸壳体(1)中的压缩制冷剂的活塞(12)。 为了允许主轴承长度尺寸尽可能大,设置至少一个高度补偿元件(26)位于气缸壳体(1)和电驱动单元(2)之间,以保持整体 在具有不同高度的驱动单元的压缩机系列中,气缸壳体的高度和相应的驱动单元实际上相同。
    • 7. 发明授权
    • Hermetic compressor having a valve to drain liquid accumulations from
its cylinder head
    • 气密压缩机具有阀,以从其气缸盖排出液体积聚
    • US4298314A
    • 1981-11-03
    • US110977
    • 1980-01-10
    • Paul G. Thayer
    • Paul G. Thayer
    • F04B39/02F04B39/12F04B35/04F04B49/02
    • F04B39/128Y10S417/902
    • A hermetic compressor having an upper portion 12 and a lower portion 16 is provided with a motor 20 in its upper portion with a vertical crankshaft 22 extending down into the lower portion and driving a plurality of pistons 28, 30 in cylinders 24, 26 arranged radially around the crankshaft, each cylinder having a cylinder head 38 radially outwardly of the discharge valve 36, and at least the lowermost cylinder head 38 being provided with a spring-loaded drain valve 44 which opens upon the differential pressure between the inside of the cylinder head and the suction space in the compressor dropping below a given value during periods of non-operation of the compressor to drain an accumulation of liquids in the cylinder head.
    • 具有上部12和下部16的封闭式压缩机在其上部设置有电动机20,其具有向下延伸到下部的垂直曲轴22,并且驱动径向布置的气缸24,26中的多个活塞28,30 在曲轴周围,每个气缸具有在排出阀36的径向外侧的气缸盖38,并且至少最下面的气缸盖38设置有弹簧加载的排放阀44,该弹簧加载排放阀44在气缸盖的内部之间的压差 并且在压缩机不操作期间,压缩机中的吸入空间下降到给定值以下,以排出气缸盖中的液体积聚。