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11.发明申请公开(公告)号：US20180320519A1
公开(公告)日：2018-11-08
申请号：US15955794
申请日：2018-04-18
Applicant: Danfoss Commercial Compressors
Inventor： Philippe Perisse , Patrice Oliveau
Abstract: The scroll compressor (2) comprises a hermetic enclosure (3) comprising a midshell (4), an upper cap (5) and a baseplate (6), the baseplate (6) comprising a mounting base (32) having a plate shape and including a central opening (33), and a central cap (28) arranged within the central opening (33), the central cap (28) comprising a concave portion (29) and a first cylindrical rim portion (30) extending upwardly and having an outer diameter substantially corresponding to an inner diameter of the midshell (4); a compression unit (11) configured to compress refrigerant; and an electric motor (21) configured to drive the compression unit (11) via a drive shaft (19). The mounting base (32) comprises a second cylindrical rim portion (34) extending upwardly and surrounding the central opening (33), wherein an inner diameter of the second cylindrical rim portion (34) substantially corresponds to the inner diameter of the midshell (4) and to an outer diameter of the first cylindrical rim portion (30).
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12.发明申请公开(公告)号：US20170241420A1
公开(公告)日：2017-08-24
申请号：US15521635
申请日：2015-09-08
Applicant: DANFOSS COMMERCIAL COMPRESSORS S.A.
Inventor： Nicolas Nouyrigat , Patrice Bonnefoi , Yves Rosson , Ingrid Claudin , Arnaud Daussin
CPC classification number: F04C29/12 , F04C18/0215 , F04C18/0223 , F04C27/001
Abstract: This scroll compressor includes a scroll compression unit including a first fixed scroll including a first fixed base plate and a first fixed spiral wrap, an orbiting scroll arrangement (7) including a first orbiting spiral wrap (14), the first fixed spiral wrap and the first orbiting spiral wrap (14) forming a plurality of first compression chambers. The scroll compressor further includes a refrigerant suction part suitable for supplying the scroll compression unit with refrigerant to be compressed. The orbiting scroll arrangement (7) further includes a first orbiting guiding portion (21) extending from an outer end portion of the first orbiting spiral wrap (14) and configured to guide, in use, at least a part of the refrigerant supplied to the scroll compression unit towards the first compression chambers.
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公开(公告)号：US20170074267A1
公开(公告)日：2017-03-16
申请号：US15310572
申请日：2015-01-27
Applicant: DANFOSS COMMERCIAL COMPRESSORS
Inventor： Yves Rosson , Patrice Bonnefoi , Ingrid Claudin
CPC classification number: F04C29/023 , F01C21/02 , F04C18/0215 , F04C18/0223 , F04C29/028 , F04C2240/50 , F04C2240/56 , F04C2240/603
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）限定了流体连接到第一环形间隙（44）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）。
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公开(公告)号：US20160238006A1
公开(公告)日：2016-08-18
申请号：US15027294
申请日：2014-09-16
Applicant: DANFOSS COMMERCIAL COMPRESSORS S.A.
Inventor： Yves Rosson , Patrice Bonnefoi , Ingrid Claudin
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: 该涡旋式压缩机（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旋件（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）的第一绕动螺旋涡卷（14）和第二固定螺旋涡卷（5）和第二绕动螺旋涡卷（15）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旋转驱动轴（23）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）。
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公开(公告)号：US09217589B2
公开(公告)日：2015-12-22
申请号：US13657485
申请日：2012-10-22
Applicant: DANFOSS COMMERCIAL COMPRESSORS
Inventor： Patrice Bonnefoi , Philippe Dugast
CPC classification number: F25B31/002 , F01C1/0215 , F01C21/001 , F01C21/002 , F04B39/023 , F04B39/0238 , F04C18/02 , F04C18/0215 , F04C23/008 , F04C29/028 , F04C29/042 , F04C2240/603 , F04C2240/809 , F25B31/004
Abstract: The refrigeration compressor according to the invention comprises a sealed enclosure containing a compression stage (7) and provide with a refrigerant inlet and outlet (6, 18), the compressor being configured such that under usage conditions, a flow of refrigerant circulates through the refrigerant inlet, the compression stage, and the refrigerant outlet. The compressor has an oil pan (24) and oil recirculation means arranged to orient the oil contained in the oil pan into the flow of refrigerant when the oil in the oil pan exceeds a predetermined oil level (34). The recirculation means include a recirculation line (35) housed in the sealed enclosure and comprising an inlet port (36) situated at a height substantially corresponding to the predetermined oil level, an outlet port (37) emerging in the refrigerant flow, and an intermediate part (38) connecting the inlet and outlet ports. The intermediate part (38) includes a first portion (38a) extending below the predetermined oil level (34).
Abstract translation: 根据本发明的制冷压缩机包括包含压缩级（7）并提供制冷剂入口和出口（6,18）的密封外壳，压缩机构造成使用在使用条件下制冷剂流过制冷剂 入口，压缩级和制冷剂出口。 压缩机具有油盘（24）和油再循环装置，该油再循环装置设置成当油盘中的油超过预定油位（34）时，将油盘中容纳的油定向到制冷剂流中。 再循环装置包括容纳在密封外壳中的再循环管线（35），并且包括位于基本上对应于预定油位的高度的入口端口（36），出现在制冷剂流中的出口（37） 连接入口和出口的部分（38）。 中间部分（38）包括在预定油位（34）下方延伸的第一部分（38a）。
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Patent Agency Ranking
16.发明申请REFRIGERATION COMPRESSOR AND A METHOD FOR ASSEMBLING SUCH A REFRIGERATION COMPRESSOR 审中-公开制冷压缩机和组装这种制冷压缩机的方法公开(公告)号：US20140140866A1
公开(公告)日：2014-05-22
申请号：US14084093
申请日：2013-11-19
Applicant: DANFOSS COMMERCIAL COMPRESSORS
Inventor： Jean Michel PFISTER , Zhou XUEYOU , Patrice BONNEFOI , Gael MELDENER
CPC classification number: F04C29/0071 , F04C14/06 , F04C15/008 , F04C18/0207 , F04C23/02 , F04C28/06 , F04C29/0085 , F04C2240/60
Abstract: This refrigeration compressor includes an electric motor having a stator and a rotor provided with an axial through passage, a compression unit adapted for compressing refrigerant, and a drive shaft adapted for driving the compression unit, the drive shaft extending into the axial through passage of the rotor. The rotor is slide-fitted on the drive shaft.
Abstract translation: 这种制冷压缩机包括具有定子和转子的电动机，该转子设置有轴向通路，适于压缩制冷剂的压缩单元和适于驱动压缩单元的驱动轴，驱动轴延伸到轴向通过 转子。 转子滑动安装在驱动轴上。
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公开(公告)号：US20130272910A1
公开(公告)日：2013-10-17
申请号：US13863691
申请日：2013-04-16
Applicant: DANFOSS COMMERCIAL COMPRESSORS
Inventor： David GENEVOIS , Yves ROSSON , Philippe DUGAST
IPC: F04C18/00
CPC classification number: F04C18/00 , F01C1/0215 , F01C1/0261 , F01C21/10 , F04C18/0215 , F04C18/0261 , F04C23/00 , F04C23/008 , F04C23/02 , F04C29/026 , F04C29/04 , F04C29/042 , F04C29/045 , F04C2240/30 , F04C2240/603 , F04C2240/809
Abstract: The compressor according to the compressor includes a sealed enclosure containing a compression stage, an electric motor having a stator provided with a first and second end windings, an intermediate casing surrounding the stator so as to define an annular outer volume with the sealed enclosure, connecting means arranged to fluidly connect the compression stage and a distal chamber defined by the intermediate casing and the electric motor and comprising the second end winding, and a refrigerant suction inlet emerging in the annular outer volume. The connecting means include at least one refrigerant circulation duct situated outside the intermediate casing, and at least one distal window formed on the intermediate casing and emerging on the one hand in the at least one refrigerant circulation duct and on the other hand in the distal chamber near the second end winding of the stator.
Abstract translation: 根据压缩机的压缩机包括包含压缩级的密封外壳，具有设置有第一和第二端匝的定子的电动机，围绕定子的中间壳体，以便限定具有密封外壳的环形外部容积，连接 用于将压缩级和由中间壳体和电动机限定的并包括第二端部绕组的远端室流体连接的装置以及出现在环形外部体积中的制冷剂吸入口。 连接装置包括位于中间壳体外部的至少一个制冷剂循环管道和形成在中间壳体上的至少一个远端窗口，一方面在至少一个制冷剂循环管道中出现，另一方面在远端室中 靠近定子的第二端绕组。
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公开(公告)号：US20130098100A1
公开(公告)日：2013-04-25
申请号：US13657485
申请日：2012-10-22
Applicant: DANFOSS COMMERCIAL COMPRESSORS
Inventor： Patrice BONNEFOI , Philippe DUGAST
CPC classification number: F25B31/002 , F01C1/0215 , F01C21/001 , F01C21/002 , F04B39/023 , F04B39/0238 , F04C18/02 , F04C18/0215 , F04C23/008 , F04C29/028 , F04C29/042 , F04C2240/603 , F04C2240/809 , F25B31/004
Abstract: The refrigeration compressor according to the invention includes a sealed enclosure containing a compression stage and provided with a refrigerant inlet and outlet, the compressor being configured such that under usage conditions, a flow of refrigerant circulates through the refrigerant inlet, the compression stage, and the refrigerant outlet. The compressor has an oil pan and oil recirculation means arranged to orient the oil contained in the oil pan into the flow of refrigerant when the oil in the oil pan exceeds a predetermined oil level. The recirculation means include a recirculation line housed in the sealed enclosure and including an inlet port situated at a height substantially corresponding to the predetermined oil level, an outlet port emerging in the refrigerant flow, and an intermediate part connecting the inlet and outlet ports. The intermediate part includes a first portion extending below the predetermined oil level.
Abstract translation: 根据本发明的制冷压缩机包括一个包含压缩级并设置有制冷剂入口和出口的密封外壳，该压缩机构造成使用在使用条件下，制冷剂流通过制冷剂入口，压缩级和 制冷剂出口。 压缩机具有油盘和油再循环装置，其布置成当油底壳中的油超过预定油位时将包含在油盘中的油定向到制冷剂流中。 再循环装置包括容纳在密封外壳中的再循环管线，并且包括位于基本对应于预定油位的高度的入口端口，出现在制冷剂流中的出口端口以及连接入口和出口端口的中间部件。 中间部分包括延伸到预定油位以下的第一部分。
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公开(公告)号：US20250052240A1
公开(公告)日：2025-02-13
申请号：US18928944
申请日：2024-10-28
Applicant: Danfoss Commercial Compressors
Inventor： Patrice BONNEFOI , Wanzhen LIU , David GENEVOIS , Jean Francois HEITZ
Abstract: A scroll compressor (2) includes a sealed housing (3); a compression unit (11), having a fixed scroll (12) and an orbiting scroll (13); a drive shaft (18) configured to drive the orbiting scroll (13) to move orbitally, the drive shaft (18) being capable of rotating about an axis of rotation; a synchronous reluctance motor (15) configured to drive the drive shaft (18) to rotate about the axis of rotation, the synchronous reluctance motor (15) comprising a rotor (16) coupled to the drive shaft (18) and a stator (17) disposed around the rotor (16), and the rotor (16) including a ferrite permanent magnet (23); a compressor control apparatus (31) configured to control the scroll compressor (2) to operate; a lubricating oil tank (27), formed in a bottom portion of the sealed housing (3); a heating apparatus configured to heat lubricating oil stored in the lubricating oil tank (27); and an oil temperature sensor (28) disposed in the lubricating oil tank (27).
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公开(公告)号：US12215687B2
公开(公告)日：2025-02-04
申请号：US18573467
申请日：2022-06-20
Applicant: Danfoss Commercial Compressors
Inventor： Patrice Bonnefoi , Wanzhen Liu , David Genevois , Jean Francois Heitz
Abstract: A scroll compressor (2) includes a sealed housing (3); a compression unit (11), having a fixed scroll (12) and an orbiting scroll (13); a drive shaft (18) configured to drive the orbiting scroll (13) to move orbitally, the drive shaft (18) being capable of rotating about an axis of rotation; a synchronous reluctance motor (15) configured to drive the drive shaft (18) to rotate about the axis of rotation, the synchronous reluctance motor (15) comprising a rotor (16) coupled to the drive shaft (18) and a stator (17) disposed around the rotor (16), and the rotor (16) including a ferrite permanent magnet (23); a compressor control apparatus (31) configured to control the scroll compressor (2) to operate; a lubricating oil tank (27), formed in a bottom portion of the sealed housing (3); a heating apparatus configured to heat lubricating oil stored in the lubricating oil tank (27); and an oil temperature sensor (28) disposed in the lubricating oil tank (27).
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