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    • 3. 发明授权
    • Refrigerating system
    • 制冷系统
    • US4867649A
    • 1989-09-19
    • US941838
    • 1986-12-15
    • Kenichi KawashimaAtsushi SuginumaYukio TakahashiKenji TojoKunihiko Takao
    • Kenichi KawashimaAtsushi SuginumaYukio TakahashiKenji TojoKunihiko Takao
    • F04B27/14F04B27/08F04B27/10F04B27/16F04B27/18F25B1/00
    • F25B41/043F04B27/1072F04B27/16F04B27/1804F04B2027/1818F04B2027/1831F04B2027/1859
    • A refrigeration system includes a variable-capacity compressor having a compression chamber for sucking and compressing a refrigerant and a crankcase surrounding a swash plate forming a drive portion for suction and compression, and a passage through which the refrigerant discharged from the outlet of the compression chamber passes at least through a condenser, an expansion means and an evaporator and is sucked into the inlet of the compression chamber of the compressor, the capacity of the compressor being changed by slanting the swash plate during its rotation. A pressure control device is provided in a refrigerant passage between the evaporator and the suction valve of the compressor whereby the pressure upstream thereof is controlled in such a manner that it does not decrease below a predetermined value, thereby preventing frosting of evaporator fins. A point partway along the passage upstream from the pressure control device and the crankcase of the variable-capacity compressor are communicated so that the capacity of the compressor may be controlled without controlling the pressure in the crankcase.
    • 制冷系统包括具有用于吸入和压缩制冷剂的压缩室的可变容量压缩机和围绕形成用于抽吸和压缩的驱动部分的旋转斜盘的曲轴箱,以及从压缩室的出口排出的制冷剂的通道 至少通过冷凝器,膨胀装置和蒸发器,并被吸入到压缩机的压缩室的入口中,通过在旋转期间倾斜斜板来改变压缩机的容量。 压缩控制装置设置在蒸发器和压缩机的吸入阀之间的制冷剂通道中,由此上游的压力被控制为使其不降低到低于预定值,从而防止蒸发器翅片的结霜。 通过压力控制装置上游的通路和可变容量的压缩机的曲轴箱的连通点,能够控制压缩机的容量而不控制曲轴箱内的压力。
    • 5. 发明授权
    • Swash plate type compressor with silencer structure
    • 具有消声器结构的斜盘式压缩机
    • US4407638A
    • 1983-10-04
    • US229063
    • 1981-01-28
    • Kazushi SasayaTakashi DegawaAtsushi SuginumaNoriharu Sato
    • Kazushi SasayaTakashi DegawaAtsushi SuginumaNoriharu Sato
    • F04B27/08F04B27/10F04B39/00
    • F04B39/0055F04B27/1036
    • A swash plate type compressor including a partition plate mounted in a side cover for axially partitioning the interior of the side cover into two portions. One of said two portions interposed between the partition plate and a valve plate functions as a high pressure chamber, and the other portion interposed between the partition wall and a bottom wall surface of the cover functions as a silencing chamber. A compressed refrigerant discharged from cylinder bores and introduced into the high pressure chamber is discharged from the high pressure chamber through the partition plate into the silencing chamber where pulsations of pressure are removed from the refrigerant.By directing the compressed refrigerant discharged from the high pressure chamber toward the center of the silencing chamber and by drawing off the refrigerant from the center of the silencing chamber and introducing same into the refrigerant cycle, increased effects can be achieved in silencing noises.
    • 一种斜盘式压缩机,包括安装在侧盖中的分隔板,用于将侧盖的内部轴向分隔成两部分。 插入在隔板和阀板之间的所述两部分之一用作高压室,并且插入在隔壁和盖的底壁表面之间的另一部分用作消音室。 从气缸孔排出并被引入高压室的压缩制冷剂通过分隔板从高压室排出到从制冷剂中除去压力脉动的消音室。 通过将从高压室排出的压缩制冷剂引导到消音室的中心,并且通过从消音室的中心抽出制冷剂并将其引入制冷剂循环中,可以在消音噪声中实现增加的效果。
    • 7. 发明授权
    • Vane-type rotary machine
    • 叶片式旋转机
    • US4515514A
    • 1985-05-07
    • US404647
    • 1982-08-03
    • Isao HayaseAtsushi SuginumaAtsuo KishiKenichi Kawashima
    • Isao HayaseAtsushi SuginumaAtsuo KishiKenichi Kawashima
    • F04C2/344F01C1/344F01C21/08F01C21/10F04C18/344F03C2/00F04C18/00
    • F01C21/0809F01C1/3446F01C21/106F04C2250/301
    • A vane-type rotary machine for use as a compressor, pump or the like. The rotary machine has a cam ring with an inner peripheral contour expressed by an epitrochoid-like curve having at least one lobe, a cylindrical rotor having a plurality of vane grooves and contacting the inner peripheral surface of the cam ring, and vanes slidably received by the vane grooves and adapted to slide on the inner peripheral surface of the cam ring as the rotor rotates. The inner peripheral contour of the cam ring is corrected or modified in accordance with the amount of offset of the vanes in such a manner as to suppress the lateral reactional force applied to the vanes thereby to reduce the friction loss during sliding of the vanes in respective vane grooves, while making the sliding movement of the vanes approach a movement in accordance with a sine wave curve, thereby to diminish noise, thermal loss and mechanical damage which are attributable to irregularity of movement of the vanes.
    • 用作压缩机,泵等的叶片式旋转机械。 旋转机具有凸轮环,其内周轮廓由具有至少一个凸角的表皮轮廓曲线表示,圆柱形转子具有多个叶片槽并与凸轮环的内周面接触,并且叶片可滑动地被 叶片槽,适于在转子旋转时在凸轮环的内周面上滑动。 凸轮环的内周轮廓根据叶片的偏移量被校正或修改,以便抑制施加到叶片的横向反作用力,从而降低叶片滑动期间的摩擦损失 叶片槽,同时使叶片的滑动运动根据正弦波曲线接近运动,从而减少归因于叶片运动不规则的噪音,热损失和机械损伤。
    • 10. 发明授权
    • Vane type rotary machine
    • 叶片式旋转机
    • US4507068A
    • 1985-03-26
    • US411369
    • 1982-08-25
    • Isao HayaseAtsushi SuginumaAtsuo Kishi
    • Isao HayaseAtsushi SuginumaAtsuo Kishi
    • F04C18/344F01C1/344F01C21/10F04C18/00
    • F01C1/3446F01C21/106F04C2250/301
    • A vane-type rotary machine suitable for use as a compressor, pump or the like, having a cylinder provided with an inner peripheral contour expressed by an epitrochoid-like curve having at least one lobe, a cylindrical rotor contacting the inner peripheral surface of the cylinder and having a plurality of vane grooves, and vanes slidably received by respective vane grooves. The inner peripheral contour of the cylinder constituted by the epitrochoid-like curve is divided at the circumferential mid point of each of the portions where the distance between the rotor and the cylinder is minimized, and the curve is contracted in the circumferential direction by a predetermined angle to form a discontinuity corresponding to the predetermined angle. Both end points of the discontinuity is connected by an arc of the same radius as the rotor.
    • 一种适用于压缩机,泵等的叶片式旋转机械,具有设置有由具有至少一个凸角的外表轮廓曲线表示的内周轮廓的圆筒,与该圆周转子接触的圆筒形转子 并且具有多个叶片槽,以及由各个叶片槽可滑动地接纳的叶片。 由旋转体状曲线构成的气缸的内周轮廓在转子和气缸之间的距离最小的每个部分的圆周中点处被分割,并且曲线沿圆周方向收缩预定的 角度以形成对应于预定角度的间断。 不连续点的两个端点通过与转子相同半径的弧连接。