Rotary gas compressor
    61.
    发明专利
    Rotary gas compressor 审中-公开
    旋转气体压缩机

    公开(公告)号:JP2007040214A

    公开(公告)日:2007-02-15

    申请号:JP2005226261

    申请日:2005-08-04

    Inventor: TSUDA MASAHIRO

    Abstract: PROBLEM TO BE SOLVED: To provide a rotary gas compressor for more surely preventing the oozing-out of lubricating oil along a rotating shaft in the outward direction of a housing.
    SOLUTION: The rotary gas compressor 10 comprises a compression mechanism 12 which has a rotor 23 for compressing gas taken out of a low pressure space 29 and to which the lubricating oil is supplied, and the housing 11 housing the compression mechanism 12. The rotor 23 has the rotating shaft 18 to which rotating power is transmitted from the outward direction of the housing 11. In the housing 11, a bearing 24 is provided for allowing the pass-through of the rotating shaft 18 and bearing it. A mechanical seal mechanism 50 is provided between the bearing 24 and the rotating shaft 18. In the housing 11, an oil collection space 61 is provided encircling the rotating shaft 18 on the opposite side to the compression mechanism 12 in view from the mechanical seal mechanism 50. In the oil collection space, a secondary seal means is provided encircling the rotating shaft 18. In the housing 11, an oil return passage is provided for communicating the oil collection space with the low pressure space 29.
    COPYRIGHT: (C)2007,JPO&INPIT

    Abstract translation: 要解决的问题:提供一种旋转式气体压缩机,用于更可靠地防止沿壳体的向外方向沿着旋转轴渗出润滑油。 解决方案:旋转气体压缩机10包括压缩机构12,该压缩机构12具有用于压缩从低压空间29中取出的并且供给润滑油的气体的转子23和容纳压缩机构12的壳体11。 转子23具有旋转轴18,旋转动力从壳体11的向外方向传递到旋转轴18.在壳体11中,设置有用于允许旋转轴18的通过并承载轴承24的轴承24。 在轴承24和旋转轴18之间设置有机械密封机构50.在壳体11中,从机械密封机构的观点来看,在与压缩机构12相反的一侧设置有围绕旋转轴18的集油空间61 在集油空间中,设有围绕旋转轴18的二次密封装置。在壳体11中,设置有用于将集油空间与低压空间29连通的回油通道。 C)2007,JPO&INPIT

    Gas compressor
    62.
    发明专利
    Gas compressor 审中-公开
    气体压缩机

    公开(公告)号:JP2006194138A

    公开(公告)日:2006-07-27

    申请号:JP2005005890

    申请日:2005-01-13

    Inventor: SAKAI HIDEKI

    Abstract: PROBLEM TO BE SOLVED: To provide a gas compressor enabling the installation of a cyclone block in a compressor body and the installation of a filter body in the compressor body.
    SOLUTION: This gas compressor 10 comprises the compressor body 12 compressing a gas and discharging the gas into a discharge chamber 30 and the cyclone block 29 for separating a lubricating oil from the discharged compressive gas. The lubricating oil is recirculated to the compressor body 12 through the discharge chamber 30. The cyclone block 29 is fitted to the wall part 19 of the compressor body 12 and disposed in the discharge chamber 30. A cylindrical filter 51 preventing foreign matters contained in the lubricating oil from invading into the compressor body 12 through an oil supply passage is held by the wall part 19 of the compressor body 12 and the cyclone block 29 in the discharge chamber 30 in the fitted state of one end of the filter body fitted to a receiving pat 19d formed in the wall part 19 of the compressor body 12 since a mounting part 51c is held by a bracket plate 52 fitted to the cyclone block 29.
    COPYRIGHT: (C)2006,JPO&NCIPI

    Abstract translation: 要解决的问题:提供一种能够在压缩机主体中安装旋风块并且将过滤体安装在压缩机主体中的气体压缩机。 解决方案:该气体压缩机10包括压缩机体12,压缩气体并将气体排放到排放室30和用于将润滑油与排出的压缩气体分离的旋风块29。 润滑油通过排出室30再循环到压缩机主体12.旋风块29装配到压缩机主体12的壁部19上并设置在排出室30中。一种圆筒形过滤器51, 通过供油通道入口到压缩机主体12的润滑油在压缩机主体12的壁部19和排气室30中的旋风块29中被固定在过滤器主体的一端的装配状态 由于安装部分51c被安装在旋风块29上的支架板52所固定,所以形成在压缩机体12的壁部分19中的接收轻拍19d。(C)2006,JPO&NCIPI

    Variable displacement gas compressor
    63.
    发明专利
    Variable displacement gas compressor 审中-公开
    可变位移气体压缩机

    公开(公告)号:JP2006177278A

    公开(公告)日:2006-07-06

    申请号:JP2004372627

    申请日:2004-12-24

    Abstract: PROBLEM TO BE SOLVED: To provide a variable displacement gas compressor capable of preventing reduction of suction efficiency into a compression chamber of a gas compression mechanism.
    SOLUTION: This variable displacement gas compressor 10 is provided with a housing 11, the compression mechanism 12 having the compression chamber 16a provided with a suction port 23 opened into a suction chamber 27 and increasing and reducing its volume, a return passage 33 for guiding a part of compressed gas into the suction chamber 27 from the compression chamber 16a during a compression process of the compression mechanism, and a valve mechanism 34 for communicating the return passage 33 intermittently to switch discharge capacity of compressed gas. The return passage 33 guides return gas stream into the suction chamber 27 without overlapping suction gas streams α, β reaching the suction port 23 from a suction port 13 in the suction chamber 27 and return gas streams γ, δ reaching the suction port 23 for return gas returning into the suction chamber 27 through the return passage 33 mutually in the reverse direction.
    COPYRIGHT: (C)2006,JPO&NCIPI

    Abstract translation: 解决问题的方案:提供一种能够防止吸气效率降低到气体压缩机构的压缩室中的变排量气体压缩机。 解决方案:该可变排量气体压缩机10设置有壳体11,压缩机构12具有压缩室16a,该压缩室16a设置有向吸入室27敞开的吸入口23,并且增加并减小其体积;返回通道33 用于在压缩机构的压缩过程期间将压缩气体的一部分从压缩室16a引导到吸入室27;以及阀机构34,用于间歇地连通回流通道33,以切换压缩气体的排出能力。 返回通道33将返回气流引导到吸入室27中,而不会从吸入室27中的吸入口13到达吸入口23的吸入气流α,β重叠,并且返回到达吸入口23以返回的气流γ,δ 气体通过返回通道33在相反的方向上相互返回到吸入室27中。 版权所有(C)2006,JPO&NCIPI

    Gas compressor
    64.
    发明专利
    Gas compressor 审中-公开
    气体压缩机

    公开(公告)号:JP2006144673A

    公开(公告)日:2006-06-08

    申请号:JP2004336399

    申请日:2004-11-19

    Inventor: HIRATA TAKAMITSU

    Abstract: PROBLEM TO BE SOLVED: To provide a gas compressor effectively suppressing vibration of compressor main body generated with accompanying compression action when the compressor main body stored inside of a housing operates to compress gas.
    SOLUTION: This gas compressor 10 is provided with a housing 11 of which whole body has a cylindrical shape and which has an intake port 23 and an delivery port 30 formed thereon, and the compressor main body 12 stored in the housing, sucking gas through the suction port 23, compressing sucked gas and delivering compressed gas through the delivery port 30. The compressor main body 12 is fastened to one end on the housing 11 by a first screw member 18 passing through one end of the housing and is fastened on a circumference wall 11d of the housing 11 by a second screw member 33 having an axial line not in parallel with an axial line of the first screw member 18 and passing through the circumference wall 11d of the housing 11.
    COPYRIGHT: (C)2006,JPO&NCIPI

    Abstract translation: 解决的问题:提供一种气体压缩机,当储存在壳体内部的压缩机主体操作以压缩气体时,有效地抑制伴随的压缩动作产生的压缩机主体的振动。 解决方案:该气体压缩机10设置有壳体11,其整体具有圆筒形状,并且具有形成在其上的进气口23和输送口30,并且压缩机主体12存储在壳体中,吸入 气体通过吸入口23,压缩吸入的气体并且通过输送口30输送压缩气体。压缩机主体12通过穿过壳体的一端的第一螺纹构件18紧固在壳体11的一端并被紧固 通过具有与第一螺纹构件18的轴线不平行的轴线并穿过壳体11的周壁11d的第二螺纹构件33在壳体11的圆周壁11d上。 C)2006,JPO&NCIPI

    Gas compressor
    65.
    发明专利
    Gas compressor 审中-公开
    气体压缩机

    公开(公告)号:JP2006144636A

    公开(公告)日:2006-06-08

    申请号:JP2004334686

    申请日:2004-11-18

    Abstract: PROBLEM TO BE SOLVED: To provide a gas compressor capable of operating a check valve arranged in a suction port smoothly and lightly.
    SOLUTION: The suction port 14 for sucking refrigerant gas G from the outside is formed on a discharge chamber 15 side, and a suction passage 70 for communicating the suction port 14 with a suction chamber 13 is formed in a case 11. Gas discharging passages 71, 72 for communicating a space S1 on a compression side of the check valve 60 provided in the suction port 14 with the suction passage 70 are formed to let internal pressure in the space S1 on the compression side when sucking refrigerant gas G escape into the suction passage 70.
    COPYRIGHT: (C)2006,JPO&NCIPI

    Abstract translation: 要解决的问题:提供一种能够顺利且轻轻地操作布置在吸入口中的止回阀的气体压缩机。 解决方案:用于从外部吸入制冷剂气体G的吸入口14形成在排出室15侧,并且用于将吸入口14与吸入室13连通的吸入通道70形成在壳体11中。气体 用于将设置在吸入口14中的止回阀60的压缩侧的空间S1与吸入通道70连通的排出通道71,72形成为当吸入制冷剂气体G逸出时在压缩侧的空间S1中的内部压力 进入吸入通道70.版权所有(C)2006,JPO&NCIPI

    Gas compressor
    66.
    发明专利
    Gas compressor 审中-公开
    气体压缩机

    公开(公告)号:JP2006144623A

    公开(公告)日:2006-06-08

    申请号:JP2004334350

    申请日:2004-11-18

    Abstract: PROBLEM TO BE SOLVED: To provide a gas compressor which facilitates assembly work by enhancing workability at assembly of a housing.
    SOLUTION: A gas compressor 10 is arranged by being inserted through a bolt hole 33 formed in a bolt seat surface 32 of a housing 11 covering a compressor mechanism 15, and equipped with an annular gasket 38 inserted in a bolt shaft part 31b between a bolt head part 31a and the bolt seat surface 32 so as to maintain hermeticity between the head part 31a of the bolt and the bolt seat surface 32 for receiving the head part. A coupling means 38b for coupling the bolt and a gasket 38 is provided between the gasket 38 and the bolt 31, thereby mutually coupling the bolt 31 and the gasket 38.
    COPYRIGHT: (C)2006,JPO&NCIPI

    Abstract translation: 解决的问题:提供一种气体压缩机,其通过提高组装时的加工性而有助于组装工作。 解决方案:气体压缩机10通过插入在形成在覆盖压缩机构15的壳体11的螺栓座表面32中的螺栓孔33而布置,并且配备有插入螺栓轴部31b中的环形垫圈38 在螺栓头部31a和螺栓座表面32之间,以保持螺栓的头部31a和用于容纳头部的螺栓座表面32之间的气密性。 在垫圈38和螺栓31之间设置有用于联接螺栓和垫圈38的联接装置38b,从而将螺栓31和垫圈38相互联接。(C)2006年,JPO&NCIPI

    Mounting structure for gas compressor
    67.
    发明专利
    Mounting structure for gas compressor 审中-公开
    气体压缩机安装结构

    公开(公告)号:JP2006144621A

    公开(公告)日:2006-06-08

    申请号:JP2004334348

    申请日:2004-11-18

    Abstract: PROBLEM TO BE SOLVED: To provide a mounting structure for a gas compressor by which transmission of vibrations can be suppressed.
    SOLUTION: In the mounting structure, a gas compressor 10 having a housing 11 is mounted in a supporting base 27. In a state that end surfaces 50b, 51b of mounting parts 50, 51 provided to the housing 11 are respectively abutted to supporting surfaces 70a, 71a which are provided to the supporting base 27 and in which screw holes 70b, 71b are respectively formed, the housing 11 is mounted in the supporting surfaces 70a, 71a by being screwed in screw holes 70b, 71b of male screw members 60, 61 each of which is inserted into through holes 50a, 51a formed in the mounting parts 50, 51. In order to allow relative positioning of the housing 11 and the supporting base 27, the abutting surfaces 80, 81 between the end surfaces 50b, 51b of the mounting parts 50, 51 and the supporting surfaces 70a, 71a have mutually different inclination angles with respect to the axial line of the male screw member 60.
    COPYRIGHT: (C)2006,JPO&NCIPI

    Abstract translation: 要解决的问题:提供一种能够抑制振动传播的气体压缩机的安装结构。 解决方案:在安装结构中,具有壳体11的气体压缩机10安装在支撑基座27中。在设置到壳体11的安装部分50,51的端面50b,51b分别抵靠 支撑表面70a,71a设置在支撑基座27上并且分别形成有螺钉孔70b,71b,壳体11通过螺纹连接在支撑表面70a,71a中,螺钉孔70b, 60,61各自被插入形成在安装部分50,51中的通孔50a,51a中。为了允许壳体11和支撑基座27的相对定位,在端面50b之间的邻接表面80,81 ,安装部分50,51的51b和支撑表面70a,71a相对于外螺纹构件60的轴线具有相互不同的倾斜角。(C)版权所有(C)2006,JPO&NCIPI

    Gas compressor
    68.
    发明专利
    Gas compressor 审中-公开
    气体压缩机

    公开(公告)号:JP2006077597A

    公开(公告)日:2006-03-23

    申请号:JP2004259871

    申请日:2004-09-07

    Inventor: MORITA KEIICHI

    Abstract: PROBLEM TO BE SOLVED: To provide a gas compressor capable reducing the power loss of a rotor without a deterioration of hermeticity in a compression chamber. SOLUTION: A gas compressor is equipped with a rotor 21 which is rotatably accommodated in a cylinder chamber 19 and a vane 23 which reciprocatively retained by the rotor 21, whose base end 23c receives a biasing force toward a peripheral wall 16c of the cylinder chamber 19, and whose tip 23a slides the peripheral wall 16c of the cylinder chamber 19 with the rotation of the rotor 21 so as to partition the cylinder chamber 19 from a compression chamber 31 for increasing and decreasing a capacity in accordance with rotation of the rotor 21. In addition, a leak passage 39 through which pressure for biasing the vane 23 can be opened to the compression chamber 31 is provided to the compressor. The leak passage is closed when the vane 23 is in a closed sliding position including the most retreated position and its proximity, and opened when the vane 23 is on the most projecting position side from the closed sliding position. COPYRIGHT: (C)2006,JPO&NCIPI

    Abstract translation: 解决的问题:提供一种能够降低转子的功率损耗而不会使压缩室内的气密性恶化的气体压缩机。 解决方案:气体压缩机配备有可转动地容纳在气缸室19中的转子21和由转子21往复运动的叶片23,转子21的基端部23c接收朝向其的周壁16c的偏置力 气缸室19,其尖端23a随着转子21的旋转而滑动气缸室19的周壁16c,以便将气缸室19与压缩室31隔开,以根据气缸室19的旋转而增大和减小容量 此外,压缩机设置有用于使叶片23施力的压力向压缩室31开口的泄漏路39。 当叶片23处于包括最大退避位置及其接近度的闭合滑动位置时,泄漏通道关闭,并且当叶片23处于从闭合滑动位置的最突出位置侧时打开。 版权所有(C)2006,JPO&NCIPI

    Electric gas compressor
    69.
    发明专利
    Electric gas compressor 审中-公开
    电气压缩机

    公开(公告)号:JP2005344658A

    公开(公告)日:2005-12-15

    申请号:JP2004167359

    申请日:2004-06-04

    Abstract: PROBLEM TO BE SOLVED: To solve various problems resulting from the compression of a liquid in an electric gas compressor.
    SOLUTION: This electric gas compressor 10 comprises an electric motor 16 disposed in an intake chamber 15 formed in communication with the intake port 11 of a housing 12 and cooled by a refrigerant flow flowing from the intake port 11 into the intake chamber 15, a gas compression mechanism 17 disposed in the housing 12 and operated by the electric motor 16, a refrigerant guide passage 30 guiding a refrigerant flowing in the intake chamber 15 to the compression mechanism 17 to compress the refrigerant in the compression mechanism, and a lubricating oil guide passage 31 having one end opened to the bottom part of the intake chamber 15 to supply a lubricating oil separated from the refrigerant in the intake chamber 15 and accumulated at the bottom part of the intake chamber to the compression mechanism 17 through the refrigerant guide passage 30 and the other end opening to the refrigerant guide passage 30. The lubricating oil at the bottom part of the intake chamber 15 is entrained to the compression mechanism 17 via. the lubricating oil guide passage 31 by a refrigerant flow flowing through the refrigerant guide passage 30 toward the compression mechanism 17.
    COPYRIGHT: (C)2006,JPO&NCIPI

    Abstract translation: 解决的问题:解决电动气体压缩机中的液体的压缩产生的各种问题。 解决方案:该电动气体压缩机10包括设置在与壳体12的进气口11连通的进气室15中并由从进气口11流入进气室15的制冷剂流冷却的电动机16 设置在壳体12中并由电动机16操作的气体压缩机构17,将在进气室15内流动的制冷剂引导到压缩机构17的制冷剂引导通路30,以压缩压缩机构中的制冷剂, 导油通道31的一端向进气室15的底部开口,以便在进气室15内供给与制冷剂分离的润滑油,并且通过制冷剂导管在进气室的底部积聚到压缩机构17 通道30,另一端通向制冷剂引导通道30.进气室15底部的润滑油被夹带到 压缩机构17通过。 润滑油引导通道31通过制冷剂流动通过制冷剂引导通道30朝向压缩机构17。版权所有(C)2006,JPO&NCIPI

    Gas compressor
    70.
    发明专利
    Gas compressor 审中-公开
    气体压缩机

    公开(公告)号:JP2005320916A

    公开(公告)日:2005-11-17

    申请号:JP2004139992

    申请日:2004-05-10

    Inventor: IIJIMA HIROSHI

    Abstract: PROBLEM TO BE SOLVED: To increase the projecting performance of vanes in starting in a gas compressor.
    SOLUTION: A projected part 14c rushing into the recessed part 17e of a rotor 17 is formed on the rotor contact surface 14b of a rear side block 14. The projected part 14c is formed so that the outer peripheral surface 14d thereof can be formed as a guide surface to press the buried side ends 16e of the vanes 16 in the projected direction of the vanes 16 to form a locus drawn by the projected side tips 16a of the vanes 16 according to the rotation of a rotor 17 in a shape along the profile of the inner peripheral surface 15a of a cylinder 15.
    COPYRIGHT: (C)2006,JPO&NCIPI

    Abstract translation: 要解决的问题:提高在气体压缩机启动时叶片的突出性能。 解决方案:在后侧块14的转子接触表面14b上形成冲入转子17的凹部17e的突出部分14c。突出部分14c形成为使得其外周表面14d可以 形成为沿着叶片16的突出方向按压叶片16的埋入侧端部16e的引导面,以形成由叶片16的突出侧端部16a抽出的轨迹,转子17的旋转形状 沿着圆筒15的内周面15a的轮廓。(C)版权所有(C)2006,JPO&NCIPI

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