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    • 55. 发明授权
    • Variable displacement compressor and displacement control valve system for use therein
    • 可变排量压缩机和排量控制阀系统用于其中
    • US06196808B1
    • 2001-03-06
    • US09348466
    • 1999-07-07
    • Yukihiko Taguchi
    • Yukihiko Taguchi
    • F04B126
    • F04B39/14F04B27/1804F04B2027/1813F04B2027/1827F04B2027/1854F04B2027/1859
    • A variable displacement compressor contains a displacement control valve system for controlling a displacement of fluid for compression. The displacement control valve system comprises a pressure sensing means for sensing a pressure of a suction chamber (63) or a pressure of a crank chamber (23), a transmission rod (101) supported so as to be capable of passing through a valve casing with an end thereof being in contact with this pressure sensing means, a valve body (127) for opening/closing a communication path between a discharge chamber (65) and a crank chamber (23) in correspondence to extension or contraction of the pressure sensing means while the other end of the transmission rod (101) is in contact with the valve body (127), and a solenoid (123) for applying an electromagnetic force to this valve body (127). A valve shaft (131) of the valve body (127) is supported so as to be capable of passing through a stator (111) of the solenoid (123). The valve shaft (131) is protruded into a plunger chamber (117) of the solenoid (123). The plunger chamber (117) is made to communicate with the suction chamber (63).
    • 可变排量压缩机包含用于控制用于压缩的流体的位移的排量控制阀系统。 排量控制阀系统包括用于感测吸入室(63)的压力或曲柄室(23)的压力的压力感测装置,被支撑为能够穿过阀壳体的传动杆(101) 其端部与该压力检测装置接触;阀体(127),用于根据压力感测的延伸或收缩来打开/关闭在排出室(65)和曲柄室(23)之间的连通路径 意味着传动杆(101)的另一端与阀体(127)接触,以及用于对该阀体(127)施加电磁力的螺线管(123)。 阀体(127)的阀轴(131)被支撑成能够通过螺线管(123)的定子(111)。 阀轴(131)突出到螺线管(123)的柱塞室(117)中。 柱塞室(117)与吸入室(63)连通。
    • 56. 发明授权
    • Control valve for variable displacement compressors
    • 变排量压缩机控制阀
    • US6164925A
    • 2000-12-26
    • US218677
    • 1998-12-22
    • Naoya YokomachiToshiro FujiiKazuo MurakamiYoshiyuki Nakane
    • Naoya YokomachiToshiro FujiiKazuo MurakamiYoshiyuki Nakane
    • F04B49/06F04B27/14F04B27/18F04B1/26
    • F04B27/1804F04B2027/1813F04B2027/1827F04B2027/1845F04B2027/1854F04B2027/1859F25B2309/06
    • A control valve for controlling displacement of a variable displacement compressor having a suction chamber, a discharge chamber, a control chamber, and a pressurizing passage. The control valve adjusts the amount of refrigerant sent to the control chamber from the discharge chamber to control the compressor displacement. The control valve includes a valve body for adjusting the opened area of the pressurizing passage. A solenoid urges the valve body in a first direction with a force corresponding to the value of the current fed to the solenoid. A first and second pressure chamber are partitioned by a diaphragm in the valve. A target value of the pressure difference between the first and second pressure chambers is determined by the urging force of the solenoid. For a given constant solenoid current, the compressor seeks the target value that corresponds to that current. The solenoid requires only a relatively small current range, even if carbon dioxide is used as the refrigerant. Also, the valve minimizes the compressor displacement when it receives no current.
    • 一种用于控制具有吸入室,排出室,控制室和加压通道的可变排量压缩机的排量的控制阀。 控制阀调节从排放室输送到控制室的制冷剂量,以控制压缩机排量。 控制阀包括用于调节加压通道的打开面积的阀体。 螺线管以第一方向以与馈送到螺线管的电流值相对应的力来促使阀体。 第一和第二压力室由阀中的隔膜分隔开。 第一和第二压力室之间的压力差的目标值由螺线管的推力确定。 对于给定的恒定螺线管电流,压缩机寻求与该电流相对应的目标值。 即使使用二氧化碳作为制冷剂,电磁阀只需要较小的电流范围。 此外,当不接收电流时,阀将压缩机排量最小化。
    • 60. 发明授权
    • Control valve unit with independently operable valve mechanisms for
variable displacement compressor
    • 控制阀单元,具有可变排量压缩机的可独立操作的阀机构
    • US6010312A
    • 2000-01-04
    • US903293
    • 1997-07-30
    • Ken SuitouMasahiro KawaguchiHiroyuki NagaiTetsuhiko Fukanuma
    • Ken SuitouMasahiro KawaguchiHiroyuki NagaiTetsuhiko Fukanuma
    • F04B27/18F04B1/26
    • F04B27/1804F04B2027/1813F04B2027/1827F04B2027/1831F04B2027/1854F04B2027/1859
    • A control valve in a variable displacement compressor is disclosed. The compressor adjusts the discharge displacement based on control of the inclination of a swash plate located in a crank chamber. The compressor includes a supply passage for connecting a discharge chamber with the crank chamber to supply the gas from the discharge chamber to the crank chamber and a bleeding passage for connecting the crank chamber with a suction chamber to release the gas from the crank chamber to the suction chamber. The control valve includes a first valve mechanism for selectively opening and closing the supply passage, a second valve mechanism for adjusting the flow rate of the gas released from the crank chamber to the suction chamber through the bleeding passage, and a solenoid mechanism for actuating the first valve mechanism and the second valve mechanism. The first valve mechanism and the second valve mechanism operate independently. The first valve mechanism, the second valve mechanism and the solenoid mechanism are retained in a single housing.
    • 公开了一种可变排量压缩机中​​的控制阀。 压缩机基于对位于曲柄室中的斜盘的倾斜度的控制来调节排出位移。 压缩机包括用于将排出室与曲柄室连接以将气体从排出室供给到曲柄室的供给通道和用于将曲柄室与吸入室连接以将气体从曲柄室释放到排气口的排出通道, 吸气室。 控制阀包括用于选择性地打开和关闭供给通道的第一阀机构,用于调节通过排出通道从曲柄室释放到吸入室的气体的流量的第二阀机构,以及用于致动 第一阀机构和第二阀机构。 第一阀机构和第二阀机构独立地操作。 第一阀机构,第二阀机构和螺线管机构保持在单个壳体中。