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    • 2. 发明申请
    • REFRIGERANT GAS GUIDING MECHANISM FOR PISTON TYPE COMPRESSOR
    • 用于活塞式压缩机的制冷剂气体引导机构
    • WO1993013313A1
    • 1993-07-08
    • PCT/JP1992001679
    • 1992-12-22
    • KABUSHIKI KAISHA TOYODA JIDOSHOKKI SEISAKUSHOKIMURA, KazuyaKAYUKAWA, HiroakiITO, MasafumiKAWAMURA, ChuichiHIDAKA, ShigeyukiFUJISAWA, Yoshihiro
    • KABUSHIKI KAISHA TOYODA JIDOSHOKKI SEISAKUSHO
    • F04B27/08
    • F04B27/1018
    • A piston type compressor in which each of pistons is accommodated in each of a plurality of cylinder bores arranged around a rotating shaft. Suction, compression and delivery of refrigerant gas is carried out when each piston is reciprocated by virtue of interlocking with rotation of the rotating shaft. In addition, a valve accommodating chamber is provided in the vicinity of a cylinder bore. A plurality of ports are provided for establishing communication between the valve accommodating chamber and each cylinder bore. A rotary valve adapted to be rotated in synchronism with the reciprocating motion of the piston is accommodated in the valve accommodating chamber. A suction passageway that is sequentially connected with each port in synchronism with the rotation of the rotary valve is provided in the rotary valve for introducing refrigerant gas into each cylinder bore. Furthermore, a seal area is provided on the rotary valve for sequentially closing each port in synchronism with the rotation of the rotary valve. Moreover, a groove capable of trapping refrigerant gas entering between the valve accommodating chamber and the rotary valve is formed in the rotary valve.
    • 一种活塞式压缩机,其中每个活塞都容纳在围绕旋转轴布置的多个气缸孔中的每一个中。 当每个活塞通过与旋转轴的旋转互锁而往复运动时,执行制冷剂气体的吸入,压缩和输送。 此外,在气缸孔附近设置有阀容纳室。 提供多个端口用于在阀容纳室和每个气缸孔之间建立连通。 适于与活塞的往复运动同步旋转的旋转阀容纳在阀容纳室中。 在旋转阀中设置有与每个端口顺序地与旋转阀的旋转连接的吸入通道,用于将制冷剂气体引入每个气缸孔。 此外,在旋转阀上设置有密封区域,用于与旋转阀的旋转同步地顺序地关闭每个端口。 此外,在旋转阀中形成能够捕获进入阀容纳室和旋转阀之间的制冷剂气体的槽。
    • 3. 发明申请
    • STRUCTURE FOR RECOVERING LEAKAGE OIL IN COMPRESSOR
    • 压缩机回收漏油的结构
    • WO1998029660A1
    • 1998-07-09
    • PCT/JP1996003823
    • 1996-12-26
    • KABUSHIKI KAISHA TOYODA JIDOSHOKKI SEISAKUSHOKIMURA, KazuyaITO, Masafumi
    • KABUSHIKI KAISHA TOYODA JIDOSHOKKI SEISAKUSHO
    • F04B27/08
    • F04B27/1036F04B27/0895F04B27/109
    • A housing (11, 12, 13) houses a compression mechanism. A driving shaft (15) is supported by the housing (11, 12, 13) and is connected to the compression mechanism. A boss (16) is provided on the external wall of the housing (11, 12, 13) so as to surround the portion of the driving shaft (15) which projects from the housing (11, 12, 13). A rotor (18) is connected to the driving shaft (15) and transmits the power of an external driving source to the driving shaft (15). A shaft sealing device (17) is disposed in the housing (11, 12, 13) and seals the gap between the driving shaft (15) and the inner circumferential surface of the housing (11, 12, 13). A recovery unit (35, 36, 38) is provided for recovering a leakage oil which leaks from the shaft sealing device (17). A stepped portion (40) is formed to extend around the periphery of a rotating portion (15, 21 alpha ) which is positioned on the side of an opening (16 alpha ) of the boss (16) with respect to the shaft sealing device (17) in the housing (11, 12, 13). The stepped portion (40) is disposed opposite to the recovery unit (35, 36, 38).
    • 壳体(11,12,13)容纳压缩机构。 驱动轴(15)由壳体(11,12,13)支撑并连接到压缩机构。 在壳体(11,12,13)的外壁上设置有围绕从壳体(11,12,13)突出的驱动轴(15)的部分的凸台(16)。 转子(18)连接到驱动轴(15)并将外部驱动源的动力传递到驱动轴(15)。 轴封装置(17)设置在壳体(11,12,13)中,并且密封驱动轴(15)与壳体(11,12,13)的内圆周表面之间的间隙。 回收单元(35,36,38)用于回收从轴封装置(17)泄漏的泄漏油。 台阶部分(40)形成为围绕位于凸台(16)的开口(16)侧相对于轴密封装置的旋转部分(15,21a1a)的周边延伸( 17)在壳体(11,12,13)中。 台阶部分(40)与回收单元(35,36,38)相对设置。
    • 7. 发明申请
    • VARIABLE DISPLACEMENT COMPRESSOR
    • 可变位移压缩机
    • WO1999030035A1
    • 1999-06-17
    • PCT/JP1997004537
    • 1997-12-10
    • KABUSHIKI KAISHA TOYODA JIDOSHOKKI SEISAKUSHOKIMURA, KazuyaKAYUKAWA, HiroakiMIZUTANI, HidekiHIDAKA, Shigeyuki
    • KABUSHIKI KAISHA TOYODA JIDOSHOKKI SEISAKUSHO
    • F04B27/08
    • F04B27/1072
    • A swash plate (18) can rotate together with a drive shaft (16) through a rotating support (17) and a hinge mechanism (20), and rotation of the drive shaft (16) is converted into reciprocating motion of a piston (23). Guiding provided by the hinge mechanism (20) and a slide supporting action provided by the drive shaft (16) through a through hole (19) permit the swash plate (18) to incline while moving slidingly on the drive shaft (16), and a change in an inclination angle modifies a stroke of the piston (23) for regulation of delivery capacity. An arcuate-shaped support (19a) abuts against the drive shaft (16) to subject the swash plate (18) to the slide supporting action provided by the drive shaft (16). An axis (S) being the center of an arc for the support (19a) is set to be beyond the drive shaft (16) on a side opposite to the hinge mechanism (20) with an axis (L) of the drive shaft (16) therebetween, and defines the center of inclination of the swash plate (18). The support (19a) is increased in hardness by induction hardening to be improved in durability in pressure contact and sliding relative to a peripheral surface of the drive shaft (16).
    • 斜盘(18)可以通过旋转支撑件(17)和铰链机构(20)与驱动轴(16)一起旋转,并且驱动轴(16)的旋转被转换成活塞(23)的往复运动 )。 由铰链机构(20)提供的引导和通过通孔(19)由驱动轴(16)提供的滑动支撑作用允许旋转斜盘(18)在驱动轴(16)上滑动移动时倾斜,并且 倾斜角度的变化改变了用于调节输送能力的活塞(23)的行程。 弧形支撑件(19a)抵靠驱动轴(16),以使旋转斜盘(18)受到由驱动轴(16)提供的滑动支撑作用。 作为用于支撑件(19a)的圆弧的中心的轴线(S)被设定为在与铰链机构(20)相反的一侧上与驱动轴的轴线(L)超过驱动轴(16) 16),并且限定斜盘(18)的倾斜中心。 支撑件(19a)通过感应淬火提高硬度,以提高相对于驱动轴(16)的周面的压力接触和滑动的耐久性。
    • 8. 发明申请
    • ROCKING SWASH PLATE TYPE VARIABLE CAPACITY COMPRESSOR
    • 摇摆式板式变型容量压缩机
    • WO1992017704A1
    • 1992-10-15
    • PCT/JP1992000370
    • 1992-03-26
    • KABUSHIKI KAISHA TOYODA JIDOSHOKKI SEISAKUSHOKIMURA, KazuyaKAYUKAWA, Hiroaki
    • KABUSHIKI KAISHA TOYODA JIDOSHOKKI SEISAKUSHO
    • F04B27/08
    • F04B27/1054F04B27/1072Y10T74/18336
    • A rocking swash plate type variable capacity compressor comprises a housing (10) and a cylinder block (12) provided in the housing, and cylinder bores (14) radially and equidistantly arranged about the center axis of the housing are formed. In each of the cylinder bores, a piston (11) is reciprocatingly movably housed, and a driving shaft (20) is provided in a crank case (18) along the center axis thereof. Swash plates (40, 44) rocking about an axis perpendicularly intersecting a longitudinal axis of the driving shaft are provided to the shaft, and shoes (42) are interposed between the swash plates and the piston to change the rotary motions of the swash plates into the reciprocating motion of the piston. A rotary driving member (50) is solidly secured onto the driving shaft, a bearing element (52b) is provided on the rotary driving member to transmit the rotary motion of the member to the swash plates, and a connecting pin element (52c) projecting from a swash plate is slidably inserted through the bearing element. The shoes and the bearing elements are substantially positioned on the center axis (CL) of the piston, and this positional relationship is constantly maintained even if the inclined positions of the swash plates are changed so as to change the compressing capacity of the piston.
    • 摇摆式斜盘式可变容量压缩机包括壳体(10)和设置在壳体中的气缸体(12),并且形成围绕壳体的中心轴线径向等距设置的气缸孔(14)。 在每个气缸孔中,活塞(11)可往复运动地容纳,并且驱动轴(20)沿其中心轴线设置在曲轴箱(18)中。 旋转斜盘(40,44)围绕垂直于驱动轴的纵向轴线的轴线摇摆,并将滑块(42)置于旋转斜盘和活塞之间,以将旋转斜盘的旋转运动变为 活塞的往复运动。 旋转驱动构件(50)牢固地固定在驱动轴上,轴承元件(52b)设置在旋转驱动构件上,以将构件的旋转运动传递到斜盘;以及连接销元件(52c) 从斜盘可滑动地插入穿过轴承元件。 鞋和轴承元件基本上位于活塞的中心轴线(CL)上,并且即使改变斜盘的倾斜位置以改变活塞的压缩能力,也始终保持该位置关系。
    • 9. 发明申请
    • PISTON FOR A COMPRESSOR AND PISTON-TYPE COMPRESSOR
    • 压缩机和活塞式压缩机活塞
    • WO1996039581A1
    • 1996-12-12
    • PCT/JP1996001510
    • 1996-06-05
    • KABUSHIKI KAISHA TOYODA JIDOSHOKKI SEISAKUSHOTAKENAKA, KenjiKAYUKAWA, HiroakiHAMAOKA, TakahiroMICHIYUKI, TakashiHASHIMOTO, MitsuruKAWAGUCHI, Masahiro
    • KABUSHIKI KAISHA TOYODA JIDOSHOKKI SEISAKUSHO
    • F04B27/08
    • F04B27/0878F04B27/109F04B39/0005
    • A piston (11) in a compressor reciprocates between a top dead centre and a bottom dead centre in a cylinder bore (2a) via a driving body (9) mounted on a rotating shaft (6) in a crank chamber (5) in association with the rotation of the rotating shaft (6). The piston has an external circumferential surface that is in sliding contact with an internal circumferential surface of the cylinder bore (2a). Grooves (17; 44; 46) extending in the axial direction (S) of the piston (11) are formed in the external circumferential surface of the piston (11). Lubricant adhering to the internal circumferential surface of the cylinder bore (2a) is collected into the grooves (17; 44; 46) in association with the reciprocating movement of the piston (11), and when the grooves (17; 44; 46) are exposed from the inside of the cylinder bore (2a) to the inside of the crank chamber (5), lubricant in the grooves (17; 44; 46) is supplied into the crank chamber (5). The driving body (9) and the like in the crank chamber (5) are lubricated by means of this lubricant.
    • 压缩机中的活塞(11)经由安装在曲柄室(5)中的旋转轴(6)上的驱动体(9)在气缸孔(2a)的上死点和下死点之间往复运动 随着旋转轴(6)的旋转。 活塞具有与气缸孔(2a)的内周面滑动接触的外周面。 在活塞(11)的外周面上形成有沿活塞(11)的轴向(S)延伸的槽(17; 44; 46)。 伴随着活塞(11)的往复运动,粘附在缸孔(2a)的内周面上的润滑剂被收集到槽(17; 44; 46)中,并且当凹槽(17; 44; 46) 从缸孔(2a)的内部露出到曲柄室(5)的内部,槽(17; 44; 46)中的润滑剂被供应到曲柄室(5)中。 曲柄室(5)中的驱动体(9)等通过该润滑剂润滑。