VARIABLE-SPEED SCROLL REFRIGERATION COMPRESSOR
    112.
    发明申请
    VARIABLE-SPEED SCROLL REFRIGERATION COMPRESSOR 有权
    变速滚动式制冷压缩机

    公开(公告)号:US20130156623A1

    公开(公告)日:2013-06-20

    申请号:US13715214

    申请日:2012-12-14

    Abstract: The compressor includes a sealed enclosure containing a compression stage, an electric motor having a stator and a rotor, an oil pump rotationally coupled to the rotor, including an oil inlet port connected to an oil sump, and control means arranged to command the operation of the motor in a start-up mode in which the rotor is rotated at a first speed of rotation included in a first speed range, and a normal operating mode in which the rotor is rotated at a second speed of rotation included in a second speed range higher than the first speed range. The compressor includes an oil injection device having an oil injection duct connected to a first oil outlet port of the oil pump and arranged to supply the compression stage with oil.

    Abstract translation: 该压缩机包括:包含压缩级的密封外壳,具有定子和转子的电动马达,与该转子相连接的包括连接到油底壳的进油口的油泵,以及控制装置, 所述电动机处于其中所述转子以包括在第一速度范围内的第一转速旋转的启动模式,以及所述转子以包括在第二速度范围内的第二转速旋转的正常操作模式 高于第一速度范围。 压缩机包括注油装置,该注油装置具有连接到油泵的第一出油口并被设置成向压缩级供应油的注油管道。

    OIL INJECTION DEVICE FOR VARIABLE-SPEED SCROLL REFRIGERATION COMPRESSOR
    113.
    发明申请
    OIL INJECTION DEVICE FOR VARIABLE-SPEED SCROLL REFRIGERATION COMPRESSOR 有权
    用于变速滚动制冷压缩机的油注射装置

    公开(公告)号:US20130156612A1

    公开(公告)日:2013-06-20

    申请号:US13715429

    申请日:2012-12-14

    Abstract: The oil injection device according to the invention includes an oil pump designed to be rotationally coupled to the electric motor of a compressor and including inlet and outlet ports, an oil injection duct connected to the first outlet port and designed to supply a compression stage of the compressor with oil, and an oil return duct connected to the first outlet port and designed to return the oil into an oil sump of the compressor. The pressure losses in the oil injection duct are primarily singular pressure losses proportional to the square of the oil flow rate passing through the oil injection duct. The pressure losses in the oil return duct are primarily pressure losses due to friction proportional to the oil flow rate passing through the oil return duct.

    Abstract translation: 根据本发明的注油装置包括设计成可旋转地联接到压缩机的电动机并且包括入口和出口的油泵,连接到第一出口端口的油注入管道,并被设计成提供压缩级的压缩级 具有油的压缩机,以及连接到第一出口端口并被设计成将油返回到压缩机的油底壳中的回油管道。 注油管道中的压力损失主要是与通过注油管道的油流量平方成正比的奇异压力损失。 回油管中的压力损失主要是由于与通过回油管道的油流速成比例的摩擦而产生的压力损失。

    FLUID MACHINE HAVING A LABYRINTH SEAL
    114.
    发明申请
    FLUID MACHINE HAVING A LABYRINTH SEAL 审中-公开
    具有乳胶密封的流体机

    公开(公告)号:WO2016192998A1

    公开(公告)日:2016-12-08

    申请号:PCT/EP2016/061183

    申请日:2016-05-19

    Abstract: The fluid machine includes a stationary member (6), a rotary member (5) and a labyrinth seal (9) including a succession of stationary steps (11) formed on the stationary member (6), and a succession of rotary steps (14) formed on the rotary member (5). The labyrinth seal (9) further includes a plurality of stationary recesses (18) each formed in a radial wall portion (12) of a respective stationary step (11), and a plurality of rotary recesses (21) each formed in a radial wall portion (16) of a respective rotary step (14). Each stationary step (11) defines a stationary projection (19) delimited by the stationary recess (18) formed on said stationary step (11), and each rotary step (14) defines a rotary projection (22) delimited by the rotary recess (21) formed on said rotary step (14). The axial width (Wr) of each of the stationary recesses (18) and of the rotary recesses (21) substantially equals the axial width (Wp) of each of the stationary projections (19) and of the rotary projections (22).

    Abstract translation: 流体机械包括固定构件(6),旋转构件(5)和迷宫式密封件(9),其包括形成在固定构件(6)上的一系列固定台阶(11)和一系列旋转台阶(14) )形成在旋转构件(5)上。 所述迷宫式密封件(9)还包括多个固定凹部(18),每个固定凹部(18)各自形成在相应的固定台阶(11)的径向壁部分(12)中,以及多个旋转凹部(21) 相应的旋转步骤(14)的部分(16)。 每个固定步骤(11)限定由形成在所述固定台阶(11)上的固定凹部(18)限定的固定突起(19),并且每个旋转台阶(14)限定由旋转凹部( 21)形成在所述旋转台阶(14)上。 每个固定凹部(18)和旋转凹部(21)的轴向宽度(Wr)基本上等于每个固定突起(19)和旋转突起(22)的轴向宽度(Wp)。

    A SCROLL COMPRESSOR
    115.
    发明申请
    A SCROLL COMPRESSOR 审中-公开
    滚动压缩机

    公开(公告)号:WO2015172895A1

    公开(公告)日:2015-11-19

    申请号:PCT/EP2015/051549

    申请日:2015-01-27

    Abstract: The scroll compressor (1) includes an orbiting scroll arrangement (7), and a drive shaft (18) configured to drive the orbiting scroll arrangement (7) in an orbital movement, the drive shaft (18) including a lubrication channel (32) and a first lubrication hole (35) fluidly connected to the lubrication channel (32) and emerging in an outer wall of the drive shaft (18). The scroll compressor (1 ) further includes a first and a second bearings (38, 39) axially offset along a rotation axis of the drive shaft (18) and each configured to engage the drive shaft (18). The first and second bearings (38, 39) and the drive shaft (18) partially define a first annular gap (44) in which emerges the first lubrication hole (35). The first bearing (38) and the drive shaft (18) define a first oil recess fluidly connected to the first annular gap (44), and the second bearing (39) and the drive shaft (18) define a second oil recess fluidly connected to the first annular gap (44).

    Abstract translation: 涡旋压缩机(1)包括绕动涡旋装置(7)和构造成在轨道运动中驱动绕动涡旋装置(7)的驱动轴(18),驱动轴(18)包括润滑通道(32) 以及流体连接到所述润滑通道(32)并且出现在所述驱动轴(18)的外壁中的第一润滑孔(35)。 涡旋压缩机(1)还包括沿着驱动轴(18)的旋转轴线轴向偏移并且构造成与驱动轴(18)接合的第一和第二轴承(38,39)。 第一和第二轴承(38,39)和驱动轴(18)部分地限定出第一润滑孔(35)的第一环形间隙(44)。 第一轴承(38)和驱动轴(18)限定与第一环形间隙(44)流体连接的第一油凹槽,并且第二轴承(39)和驱动轴(18)限定第二油凹槽,其流体连接 到第一环形间隙(44)。

    A SCROLL COMPRESSOR
    116.
    发明申请
    A SCROLL COMPRESSOR 审中-公开
    滚动压缩机

    公开(公告)号:WO2015052605A1

    公开(公告)日:2015-04-16

    申请号:PCT/IB2014/064550

    申请日:2014-09-16

    CPC classification number: F04C18/0223 F04C29/005 F04C29/0085 F04C29/045

    Abstract: This scroll compressor (2) includes a first and second fixed scrolls (4, 5) comprising first and second fixed spiral wraps (9, 12), an orbiting scroll arrangement (7) comprising first and second orbiting spiral wraps (14, 15), the first fixed spiral wrap (9) and the first orbiting spiral wrap (14) forming a plurality of first compression chambers (16) and the second fixed spiral wrap (5) and the second orbiting spiral wrap (15) forming a plurality of second compression chambers (17). The scroll compressor further includes a drive shaft (23) adapted for driving the orbiting scroll arrangement (7) in an orbital movement, and a driving motor (24) arranged for driving in rotation the drive shaft (23) about a rotation axis, the driving motor (24) being located nearby the first fixed scroll (4). The first fixed scroll (4) includes at least one first discharge passage (21 ) arranged to conduct the refrigerant compressed in the first compression chambers (16) towards the driving motor (24).

    Abstract translation: 该涡旋压缩机(2)包括包括第一和第二固定螺旋形涡卷(9,12)的第一和第二固定涡卷(4,5),包括第一和第二旋转螺旋涡卷(14,15)的绕动涡旋装置(7) ,第一固定螺旋形涡卷(9)和形成多个第一压缩室(16)和第二固定螺旋涡卷(5)的第一绕动螺旋涡卷(14)和形成多个 第二压缩室(17)。 涡旋压缩机还包括适于在轨道运动中驱动绕动涡旋装置(7)的驱动轴(23)和布置成围绕旋转轴线驱动驱动轴(23)驱动的驱动马达(24), 驱动马达(24)位于第一固定涡旋盘(4)附近。 第一固定涡旋盘(4)包括至少一个第一排放通道(21),其布置成将在第一压缩室(16)中压缩的制冷剂导向驱动马达(24)。

    SCROLL REFRIGERATION COMPRESSOR
    117.
    发明申请
    SCROLL REFRIGERATION COMPRESSOR 审中-公开
    滚动式制冷压缩机

    公开(公告)号:WO2011151554A3

    公开(公告)日:2013-12-19

    申请号:PCT/FR2011051087

    申请日:2011-05-16

    Abstract: The invention relates to a scroll refrigeration compressor including: a stationary volute (8) and a moving volute (11) each comprising a plate (9, 12) provided with a scroll (10, 13), said scrolls defining variable-volume compression chambers (14); a delivery line (15) provided in the plate (9) of the stationary volute (8); a delivery port (27) arranged such as to establish a communication between the delivery line (15) and a delivery chamber (16); and a non-return device comprising (i) a valve seat (18) surrounding the delivery port (27) and (ii) a delivery valve (29) which can move between delivery port (27) opening and closing positions. The compressor comprises: at least one bypass passage (32) having a first end opening into the delivery line (15) at a point between the central compression chamber (14a) and the valve seat (28) and a second end opening into an intermediate compression chamber (14b), and at least one bypass valve (39) which can move between bypass passage (32) closing and opening positions.

    Abstract translation: 本发明涉及一种涡卷制冷压缩机,其包括:静止蜗壳(8)和运动蜗壳(11),每个蜗壳包括设置有涡卷(10,13)的板(9,12),所述涡卷限定可变容积的压缩室 (14); 设置在固定蜗壳(8)的板(9)中的输送管线(15); 布置成在输送管线(15)和输送室(16)之间建立连通的输送口(27); 以及止回装置,其包括(i)围绕所述输送口(27)的阀座(18)和(ii)可在输送口(27)打开和关闭位置之间移动的输送阀(29)。 压缩机包括:至少一个旁路通道(32),其具有在中心压缩室(14a)和阀座(28)之间的点处的第一端开口进入输送管线(15),并且第二端开口进入中间 压缩室(14b)和至少一个能够在旁路通道(32)关闭和打开位置之间移动的旁通阀(39)。

    SCROLL REFRIGERATION COMPRESSOR
    118.
    发明申请
    SCROLL REFRIGERATION COMPRESSOR 审中-公开
    滚动式制冷压缩机

    公开(公告)号:WO2012080610A3

    公开(公告)日:2013-10-03

    申请号:PCT/FR2011052778

    申请日:2011-11-28

    Abstract: The invention relates to a scroll refrigeration compressor including: a sealed casing; stationary (7) and moving (10) volutes comprising scrolls inserted into one another and defining variable-volume compression chambers (13); a delivery chamber (24) defined by the plate (8) of the stationary volute (7) and the sealed casing; a heat shield (32) disposed in the delivery chamber, dividing the chamber into (i) a first volume (33a) defined by the plate of the stationary volute and the heat shield and (ii) a second volume (33b) defined by the heat shield and the sealed casing; and at least one bypass passage (34) arranged to communicate the first and second volumes. The compressor also includes: at least one bypass passage (35) arranged to communicate the first volume (33a) with an intermediate compression chamber (13b), and at least one bypass valve (36) which is disposed in the first volume and which can move between positions for sealing and opening a corresponding bypass passage (35).

    Abstract translation: 本发明涉及一种涡旋制冷压缩机,包括:密封壳体; 固定(7)和移动(10)蜗壳,包括彼此插入并限定可变容积压缩室(13)的涡卷; 由固定蜗壳(7)的板(8)和密封壳体限定的输送室(24); 设置在所述输送室中的隔热罩(32),将所述腔室分为(i)由所述固定蜗壳和所述隔热罩的所述板限定的第一容积(33a)和(ii)由所述固定蜗壳和所述隔热罩限定的第二容积(33b) 隔热罩和密封外壳; 以及布置成连通第一和第二容积的至少一个旁通通道(34)。 压缩机还包括:布置成将第一容积(33a)与中间压缩室(13b)连通的至少一个旁通通道(35)和设置在第一体积中的至少一个旁通阀(36) 在用于密封和打开相应的旁路通道(35)的位置之间移动。

    REFRIGERATION SYSTEM
    119.
    发明申请
    REFRIGERATION SYSTEM 审中-公开
    制冷系统

    公开(公告)号:WO2012056150A3

    公开(公告)日:2012-08-30

    申请号:PCT/FR2011052441

    申请日:2011-10-19

    CPC classification number: F04B41/06 F04B41/02 F25B31/002 F25B2400/075

    Abstract: This refrigeration system (1) comprises a circuit (2) through which there circulates a refrigerant fluid notably comprising a compression device (6) comprising first and second compressors (7, 8), each compressor comprising a body (9) comprising, on the one hand, a low-pressure part (11) containing a motor (12) and an oil pan (13) and, on the other hand, a refrigerant fluid intake orifice (15) opening into the low-pressure part, first and second branch pipes (21, 22) placing a refrigerant fluid distribution pipe respectively in communication with the intake orifices (15) of the compressors (7, 8), an oil level equalizing pipe (23) placing the oil pans (13) of the compressors in communication with each other, and a pressure equalizing pipe (24) placing the low-pressure parts (11) of the compressors in communication with each other. The first branch pipe comprises means for reducing the bore section for the flow of the refrigerant gas along said branch pipe.

    Abstract translation: 该制冷系统(1)包括电路(2),其中循环制冷剂流体,其特别包括包括第一和第二压缩机(7,8)的压缩装置(6),每个压缩机包括主体(9) 一方面,包含电动机(12)和油底壳(13)的低压部分(11),另一方面是通向低压部分的制冷剂流体入口(15),第一和第二 将制冷剂流体分配管分别与压缩机(7,8)的进气孔(15)连通的支管(21,22),设置压缩机(7,8)的油盘(13)的油位平衡管 彼此连通,以及将压缩机的低压部(11)彼此连通的均压管(24)。 第一分支管包括用于减小沿着所述分支管的制冷剂气体流动的孔部分的装置。

    COMPRESSEUR FRIGORIFIQUE À SPIRALES
    120.
    发明申请
    COMPRESSEUR FRIGORIFIQUE À SPIRALES 审中-公开
    滚动式制冷压缩机

    公开(公告)号:WO2012080612A2

    公开(公告)日:2012-06-21

    申请号:PCT/FR2011/052785

    申请日:2011-11-28

    Abstract: Ce compresseur comprend une volute fixe (6) et une volute mobile (9) comportant chacune un plateau (7, 11) équipé d'une spirale (8, 12), les spirales délimitant des chambres de compression (13) de volume variable, une plaque de séparation (16) montée de manière étanche sur le plateau (7) de la volute fixe (6) de façon à autoriser un mouvement relatif entre la plaque de séparation et la volute fixe, une chambre de refoulement (21) délimitée par la plaq ue de séparation et l'enveloppe étanche. Le compresseur comprend également un passage de dérivation (32) agencé pour mettre en communication la chambre de refoulement (21) avec une chambre de compression intermédiaire (13b), et un dispositif antiretour (34) comprenant un organe d'obturation mobile entre des positions d'obturation et de libération du passage de dérivation, et un boîtier (35), disposé entre la plaque de séparation (16) et le plateau (7) de la volute fixe, comportant une première portion montée de man ière étanche dans un logement (44) délimité par la plaque de séparation (16) et orienté parallèlement à l 'axe longitudinal (A) du compresseur.

    Abstract translation: 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的压缩室(13 ); 密封地安装到固定蜗壳(6)的板(7)上的分离器(16),以便授权分离器和固定蜗壳之间的相对运动; 和由分离器和密封壳体限定的输送室(21)。 压缩机还包括:布置成将输送室(21)连接到中间压缩室(13b)的旁通通道(32); 一个止回装置(34),包括密封构件,该密封构件能够在用于密封和打开旁路通道的位置之间移动; 以及设置在分离器(16)和静止蜗壳的板(7)之间的壳体(35),包括密封地安装在由分离器(16)限定的凹部(44)中并且平行于纵向 轴(A)。

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