A CENTRIFUGAL REFRIGERATION COMPRESSOR
    1.
    发明申请
    A CENTRIFUGAL REFRIGERATION COMPRESSOR 审中-公开
    离心制冷压缩机

    公开(公告)号:WO2016193002A1

    公开(公告)日:2016-12-08

    申请号:PCT/EP2016/061189

    申请日:2016-05-19

    Abstract: The centrifugal refrigeration compressor (2) includes a hermetic housing (3); a drive shaft (4) including a first axial end portion (5), a second axial end portion (6) and an intermediate portion (7), the drive shaft (4) further including a central axial bore (8); a first and a second compression stage (9, 11) respectively including a first and a second impeller (16, 17) connected to the first axial end portion (5) of the drive shaft (4); an electrical motor (19) configured for driving in rotation the drive shaft (4) and including a stator and a rotor, the rotor being connected to the second axial end portion of the drive shaft (4); a fixed shaft element secured to the hermetic housing (3) and extending partially into the central axial bore (8) of the drive shaft (4); and a radial bearing arrangement configured for rotatably supporting the drive shaft (4), the radial bearing arrangement being arranged between an outer surface of the fixed shaft element and an inner surface of the drive shaft (4).

    Abstract translation: 离心制冷压缩机(2)包括密封壳体(3); 包括第一轴向端部(5),第二轴向端部(6)和中间部分(7)的驱动轴(4),所述驱动轴(4)还包括中心轴向孔(8); 分别包括连接到所述驱动轴(4)的第一轴向端部(5)的第一和第二叶轮(16,17)的第一和第二压缩级(9,11)。 电动机(19),其构造成用于驱动所述驱动轴(4)旋转并且包括定子和转子,所述转子连接到所述驱动轴(4)的第二轴向端部; 固定轴元件,固定到密封壳体(3)并部分地延伸到驱动轴(4)的中心轴向孔(8)中; 以及被构造用于可旋转地支撑所述驱动轴(4)的径向轴承装置,所述径向轴承装置布置在所述固定轴元件的外表面和所述驱动轴(4)的内表面之间。

    SCROLL REFRIGERATION COMPRESSOR
    2.
    发明申请
    SCROLL REFRIGERATION COMPRESSOR 审中-公开
    滚动式制冷压缩机

    公开(公告)号:WO2012080613A3

    公开(公告)日:2013-12-19

    申请号:PCT/FR2011052803

    申请日:2011-11-29

    Abstract: The invention relates to a scroll refrigeration compressor including: a stationary fan scroll (6) and a movable fan scroll (9), each of which comprises a plate (9, 11) provided with a coil (8, 12), the coils defining compression chambers (13), the volumes of which are variable; a delivery pipe (21) including a first end, leading into a central compression chamber (13a), and a second end, to be placed in communication with a delivery chamber (22); a delivery valve (28), movable between a position for blocking and a position for clearing at least one delivery opening arranged to place the delivery pipe (21) and the delivery chamber (22) in communication with each other; and at least one bypass valve (34) combined with a bypass passage arranged to place the delivery chamber (22) in communication with an intermediate compression chamber (13b). The compressor comprises a retaining plate (29) which is mounted onto the plate (7) of the stationary fan scroll (6), and on which first and second retaining means are formed, said retaining means being arranged to limit the amplitude of movement of the delivery valve (28) and of each bypass valve, respectively, toward the clearing position thereof.

    Abstract translation: 本发明涉及一种涡卷式制冷压缩机,其包括:固定式风扇涡旋件(6)和可动风扇涡旋件(9),每一个都包括设置有线圈(8,12)的板(9,11),所述线圈限定 压缩室(13),其容积是可变的; 输送管(21),其包括通向中央压缩室(13a)的第一端和与输送室(22)连通的第二端; 输送阀(28),其可在用于阻塞的位置和用于清除布置成使输送管(21)和输送室(22)彼此连通的布置的至少一个输送开口的位置之间移动; 以及与布置成将输送室(22)与中间压缩室(13b)连通的旁通通道组合的至少一个旁通阀(34)。 压缩机包括安装在固定式风扇涡旋件(6)的板(7)上的保持板(29),并且在其上形成有第一和第二保持装置,所述保持装置被布置成限制 分配阀(28)和每个旁通阀分别朝向其清除位置。

    SCROLL REFRIGERATION COMPRESSOR
    3.
    发明申请
    SCROLL REFRIGERATION COMPRESSOR 审中-公开
    滚动式制冷压缩机

    公开(公告)号:WO2012080609A3

    公开(公告)日:2013-08-08

    申请号:PCT/FR2011052777

    申请日:2011-11-28

    Abstract: The invention relates to a compressor including: a stationary volute (6) and a moving volute (9) each comprising a plate (7, 11) provided with a scroll (8, 12), said scrolls defining variable-volume compression chambers (13); a separator (16) sealingly mounted to the plate (7) of the stationary volute (6) and defining therewith a first intermediate volume (19); and a delivery chamber (22) defined by the separator and a sealed enclosure. The compressor also includes: a bypass passage arranged to communicate the first intermediate volume (19) with an intermediate compression chamber (13b); a flow passage arranged to communicate the first intermediate volume (19) with the delivery chamber (22); and a bypass valve (34) mounted to the surface of the separator that is facing the delivery chamber, which valve can move between positions for sealing and opening the flow passage.

    Abstract translation: 压缩机技术领域本发明涉及一种压缩机,包括:静止蜗壳(6)和运动蜗壳(9),每个蜗壳包括设置有涡旋件(8,12)的板(7,11),所述涡卷限定可变容积压缩室 ); 密封地安装到固定蜗壳(6)的板(7)并且限定第一中间体积(19)的分隔件(16); 和由分离器限定的输送室(22)和密封的外壳。 压缩机还包括:旁通通道,其布置成使第一中间容积(19)与中间压缩室(13b)连通; 流动通道,其布置成使第一中间容积(19)与输送室(22)连通; 以及安装在分离器的面向输送室的表面的旁通阀(34),该阀可以在用于密封和打开流动通道的位置之间移动。

    CULASSE POUR COMPRESSEUR FRIGORIFIQUE À PISTON, UNITÉ DE COMPRESSION COMPRENANT CETTE CULASSE, ET COMPRESSEUR FRIGORIFIQUE À PISTON COMPRENANT CETTE UNITÉ DE COMPRESSION.
    4.
    发明申请
    CULASSE POUR COMPRESSEUR FRIGORIFIQUE À PISTON, UNITÉ DE COMPRESSION COMPRENANT CETTE CULASSE, ET COMPRESSEUR FRIGORIFIQUE À PISTON COMPRENANT CETTE UNITÉ DE COMPRESSION. 审中-公开
    用于活塞式制冷压缩机的气缸盖,包括这种缸盖的压缩单元,以及包括压缩单元的活塞式制冷压缩机

    公开(公告)号:WO2009081019A1

    公开(公告)日:2009-07-02

    申请号:PCT/FR2008/052311

    申请日:2008-12-16

    CPC classification number: F04B39/125 F04B53/007 F04B2201/0801

    Abstract: Culasse (3) pour compresseur frigorifique à piston, comprenant au moins une première pièce (6) délimitant une chambre d'aspiration de gaz frigorigène (8) et au moins une seconde pièce (12) délimitant une chambre de refoulement de gaz frigorigène (14), les première et seconde pièces étant distinctes l'une de l'autre, les chambres d'aspiration et de refoulement étant chacune destinées à être mises en communication avec une chambre de compression (26) ménagée dans le compresseur. La culasse comprend des moyens d'isolation thermique disposés entre les première et seconde pièces, les moyens d'isolation thermique comportant une chambre d'isolation (22) délimitée par les première et seconde pièces (6, 12).

    Abstract translation: 本发明涉及一种用于活塞制冷压缩机的气缸盖(3),其包括限定冷却气体吸入室(8)的至少第一部分(6)和限定冷却气体排出口的至少第二部分(12) 室(14),第一和第二部分彼此不同,并且每个抽吸和排出室旨在与设置在压缩机中的压缩室(26)连通。 气缸盖包括设置在第一和第二部分之间的绝热装置,该热绝缘装置包括由第一和第二部分(6,12)限定的绝缘室(22)。

    DEVICE FOR SUCTION GAS DISTRIBUTION IN A PARALLEL COMPRESSOR ASSEMBLY, AND PARALLEL COMPRESSOR ASSEMBLY
    5.
    发明申请
    DEVICE FOR SUCTION GAS DISTRIBUTION IN A PARALLEL COMPRESSOR ASSEMBLY, AND PARALLEL COMPRESSOR ASSEMBLY 审中-公开
    在平行压缩机组件中用于吸入气体分配的装置以及并联压缩机组件

    公开(公告)号:WO2008081093A3

    公开(公告)日:2008-10-02

    申请号:PCT/FR2007001952

    申请日:2007-11-28

    Inventor: DE BERNARDI JEAN

    CPC classification number: F25B41/003 F25B31/004 F25B2400/075

    Abstract: The invention relates to a distribution device (5) for suction gas, that comprises a distribution pipe (6) as well as bypass pipes (7) for establishing communication between the distribution pipe and the inner volumes (3) of cooling compressors (2). A device for normalising the suction gas flow is provided in the distribution pipe upstream of the bypass pipes (7).

    Abstract translation: 本发明涉及一种用于抽吸气体的分配装置(5),其包括分配管(6)以及用于在分配管与冷却压缩机(2)的内部容积(3)之间建立连通的旁路管(7) 。 用于使吸入气流正常化的装置设置在旁路管(7)上游的分配管中。

    COMPRESSEUR FRIGORIFIQUE A SPIRALES
    6.
    发明申请
    COMPRESSEUR FRIGORIFIQUE A SPIRALES 审中-公开
    滚筒式制冷压缩机

    公开(公告)号:WO2006125908A1

    公开(公告)日:2006-11-30

    申请号:PCT/FR2006/001175

    申请日:2006-05-23

    Abstract: Ce compresseur comprend un arbre d'entraînement (26) comportant un conduit de lubrification (35) désaxé alimenté à partir d'huile contenue dans un carter (31) situé dans la partie inférieure du compresseur par une pompe à huile (34) disposée à une première extrémité de l'arbre, le conduit de lubrification comportant des orifices de lubrification (36) au niveau de différents paliers de guidage de l'arbre, la seconde extrémité de l'arbre étant équipée d'un dispositif de la spirale mobile du compresseur suivant un mouvement orbital. L'arbre comporte un conduit de retour (37) incliné par rapport à l'axe de l'arbre et s'étendant sur au moins une partie de la longueur de l'arbre, une des extrémités du conduit de retour débouchant dans la paroi de l'arbre, dans la zone de celui-ci située au-delà du rotor, du côté du carter d'huile, des moyens de mise en communication fluidique (38, 39) entre les conduits de lubrification et de retour étant prévus.

    Abstract translation: 本发明涉及一种涡旋式制冷剂压缩机。 本发明的压缩机包括驱动轴(26),该驱动轴(26)包括离轴润滑导管(35),其通过油泵(34)从位于压缩机下部的油底壳(31)供应油, 设置在轴的第一端。 润滑导管包括位于不同轴导向轴承处的润滑孔(36)。 轴的第二端配备有能够使压缩机的动涡旋件的轨道运动的装置。 上述轴还包括相对于轴的轴线倾斜并在其长度的至少一部分上延伸的回流管道(37)。 返回导管的一个端部在位于油底壳侧面的转子外侧的轴的壁处开口。 此外,流体连通装置(38,39)设置在润滑管道和返回管道之间。

    A SCROLL COMPRESSOR INCLUDING A FIRST AND A SECOND AXIAL STABILIZING ARRANGEMENT

    公开(公告)号:WO2021089486A1

    公开(公告)日:2021-05-14

    申请号:PCT/EP2020/080694

    申请日:2020-11-02

    Abstract: The scroll compressor comprises a fixed scroll (8) having an fixed end plate (11) and a fixed spiral wrap (12) extending from the fixed end plate (11); an orbiting scroll (9) having an orbiting base plate (14) and an orbiting spiral wrap (15) extending from a first face of the orbiting base plate (14), the orbiting spiral wrap (15) of the orbiting scroll (9) meshing with the fixed spiral wrap (12) of the fixed scroll (8) to form compression chambers (18), the orbiting base plate (14) comprising a flange portion (16) radially extending on at least part of the circumference of the orbiting base plate (14) and beyond an outer wall surface of the orbiting spiral wrap (15); and a first and a second axial stabilizing arrangement (29, 31) configured to axially stabilize the orbiting scroll (9), the first axial stabilizing arrangement (29) being formed between the flange portion (16) of the orbiting base plate (14) and the fixed scroll (8), and the second axial stabilizing arrangement (31) being formed between a portion of the orbiting spiral wrap (15) of the orbiting scroll (9) and the fixed end plate (11) of the fixed scroll (8).

    A SCROLL COMPRESSOR INCLUDING A BASEPLATE HAVING A MOUNTING BASE AND A CYLINDRICAL RIM SECURED BY A DOUBLE-WELDED T-JOINT

    公开(公告)号:WO2020164891A1

    公开(公告)日:2020-08-20

    申请号:PCT/EP2020/051869

    申请日:2020-01-27

    Abstract: The scroll compressor (2) comprising a hermetic enclosure (3), a compression unit (11) configured to compress refrigerant, and an electric motor (16) configured to drive the compression unit (11) via a drive shaft (15), the hermetic enclosure (3) comprising a midshell (4), an upper cap (5) and a baseplate (6), the baseplate (6) comprising a mounting base (24) having a plate shape and including a central portion, and a cylindrical rim surrounding the central portion and extending upwardly, the cylindrical rim (28) being secured to the mounting base (24) by a double-welded T-joint (29), the double-welded T-joint (29) including an inner welding seam connecting an inner surface of the cylindrical rim (28) to the mounting base (24), and an outer welding seam connecting an outer surface of the cylindrical rim (28) to the mounting base (24).

    A CENTRIFUGAL TURBO-COMPRESSOR
    10.
    发明申请

    公开(公告)号:WO2018162667A1

    公开(公告)日:2018-09-13

    申请号:PCT/EP2018/055816

    申请日:2018-03-08

    Abstract: The centrifugal turbo-compressor (2) includes a hermetic casing; a drive shaft (6); a first and a second compression stage (12, 13) configured to compress a refrigerant and respectively including a first and a second impeller (18, 19) connected to the drive shaft (6) and being arranged in a back-to-back configuration; an interstage sealing device provided between the first and second impellers (18, 19). The hermetic casing includes a main casing portion (4) in which are arranged the first and second compression stages (12, 13) and the inter-stage sealing device. The first and second compression stage (12, 13) respectively includes a first and a second aerodynamic member (29, 31) each having an annular disc shape and respectively facing front-sides (21, 22) of the first and second impellers (18, 19).

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