CN1620554A - Suction mechanism of rotary compressor - Google Patents
Suction mechanism of rotary compressor Download PDFInfo
- Publication number
- CN1620554A CN1620554A CNA028281586A CN02828158A CN1620554A CN 1620554 A CN1620554 A CN 1620554A CN A028281586 A CNA028281586 A CN A028281586A CN 02828158 A CN02828158 A CN 02828158A CN 1620554 A CN1620554 A CN 1620554A
- Authority
- CN
- China
- Prior art keywords
- compression unit
- suction port
- branched bottom
- suction pipe
- suction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/008—Hermetic pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/001—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids of similar working principle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/12—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
- F04C18/34—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
- F04C18/356—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
Disclosed is a suction mechanism for a rotary compressor in which one suction pipe is connected to an inside of a compressor in an accumulator and the suction pipe supplies refrigerant to a first compressing unit and a second compressing unit, respectively, thereby reducing a fabricating process and a fabricating cost by applying a single type accumulator and reducing refrigerant leakage by connecting the compressor with one suction pipe.
Description
Technical field
The present invention relates to a kind of rotary compressor, relate in particular to a kind of sucker mechanism of rotary compressor, it is by improving the number of spare parts that suction structure improves assembly property and reduces compressor.
Background technique
Usually, hermetic compressor is divided into rotary compressor, reciprocal compressor and scroll compressor three classes according to the compressed fluid method.
Rotary compressor is a kind of pattern of compressor, and wherein, when rotary-piston (rolling piston) turned round in cylinder and rotates, fluid was compressed, and formula (twin type) rotary compressor was used under the situation of big compression volume.
Fig. 1 is the viewgraph of cross-section to the formula rotary compressor that illustrates according to routine techniques.
Rotary compressor according to routine techniques comprises closed container 108, driver element 110, to formula compression unit 112 and storage 114, first suction pipe 102 wherein, second suction pipe 104 and outlet pipe 106 are connected respectively on the closed container 108, described driver element 110 is installed to the top of closed container 108, to be used to produce rotating force, described bottom of formula compression unit 112 being installed to closed container 108, be used for the refrigeration agent compression that the rotating force that is produced by driver element 110 is sucked from first suction pipe 102 and second suction pipe 104 and be discharged to discharge tube 106, storage 114 is connected with second suction pipe 104 with first suction pipe 102, is used for filtering the impurity and the liquid refrigerant of the refrigeration agent that supplies to compression unit 112.
Closed container 108 is configured as cylindrical, its loam cake 116 and lower cover 118 sealing assembling mutually.First suction pipe 102 and second suction pipe 104 are connected to the sidepiece of closed container 108, discharge tube 106 is connected thereto portion, the refrigeration agent that wherein passes storage 114 is inhaled into compression unit 112 by first and second suction pipes 102,104, and described discharge tube 106 is used to discharge the refrigeration agent that compressed.
First compression unit 130 comprises first cylinder 140, first rotary-piston 144, blade (vain) and first expulsion valve 148.Wherein first cylinder 140 is installed between upper bearing 126 and the demarcation strip 134 and forms first pressing chamber 136, and forms first suction port 138 that is connected with first suction pipe 102 in this first cylinder 140; Described first rotary-piston 144 rotatably is enclosed within on the external peripheral surface of first eccentric hoop 142, and rotation when the internal surface with first pressing chamber 136 adjoins, and described first eccentric hoop 142 is formed on the external peripheral surface of running shaft 124 prejudicially; Described blade is used for first pressing chamber 136 is divided into high-pressure section and low-pressure section; Described first expulsion valve 148 is formed in the upper bearing 126 and is installed in first outlet 146, is used to prevent be discharged to the refluence of the fluid of first outlet 146, and wherein compressed fluid is discharged by this first outlet.
This operation to the formula rotary compressor according to routine techniques will be done following narration.
When stator 120 was arrived in power supply, rotor 122 was by rotating with the interaction of stator 120, and running shaft 124 is with rotor 122 rotations.
Then, the refrigeration agent that is discharged to first outlet 166 of storage 114 flows to first pressing chamber 136 by first suction pipe 102, running shaft 124 drives 144 rotations of first rotary-piston and revolution, along with rotation and the revolution of first rotary-piston 144 in first pressing chamber 136, refrigeration agent is compressed and discharges by first outlet 146.Simultaneously, the refrigeration agent that is discharged to second outlet 168 of storage 114 flows into second pressing chamber 150 by second suction pipe 104, running shaft 124 drives 158 rotations of second rotary-piston and revolution, and along with rotation and the revolution of second rotary-piston 158 in second pressing chamber 150, refrigeration agent is compressed and discharges by second outlet 160.
The refrigeration agent that is discharged to first outlet, 146 and second outlet 160 is discharged to the outside by discharge tube 106, and this discharge tube 106 is connected to the top of closed container 108.
Yet, according to routine techniques to the formula rotary compressor in, because first suction pipe and second suction pipe are connected to storage respectively, thereby suck refrigeration agent respectively to first compression unit and second compression unit, it is complicated that the manufacture process of storage and installation become, manufacture cost increases, and can not use conventional monotype (single type) storage, therefore compatible the reduction.
And because first suction pipe is connected with closed container respectively with second suction pipe, become complexity and cost of manufacture process increases, and the installing space increase.
And, because two suction pipes will be installed, will cause more leakages of refrigeration agent, thereby, be used to prevent that the number of spare parts of revealing from increasing.
Summary of the invention
Therefore, the sucker mechanism that the purpose of this invention is to provide a kind of rotary compressor, it can reduce manufacture process and cost by a kind of improved structure is provided, and improve the compatibility of storage, wherein in this improved structure, by refrigeration agent is drawn into main body to the formula rotary compressor through a suction pipe of storage, can use the monotype storage.
And another object of the present invention provides the sucker mechanism of rotary compressor, and it can reduce the leakage of refrigeration agent, and reduce the manufacture process and the cost of compressor main body by storage is connected with suction pipe with compressor main body.
In order to obtain above-mentioned purpose, a kind of sucker mechanism of rotary compressor is provided, this rotary compressor comprises closed container, is used to produce the driver element of rotating force, first and second compression units and the storage that links to each other with suction pipe, one of them suction pipe and a discharge tube are connected respectively on the closed container, and described compression unit is used to compress the refrigeration agent that is drawn into suction pipe by the rotating force that produces in the driver element.First suction port and the storage of first compression unit are connected to suction pipe, thereby to the first compression unit supply system cryogen, are connected with second suction port of second compression unit from the branched bottom of the first suction port branch.
First suction port is formed on a side of first cylinder of first compression unit, thereby directly connects suction pipe, and this suction pipe links to each other with storage with first pressing chamber of first compression unit.
Branched bottom comprises first branched bottom and second branched bottom, wherein first branched bottom is formed on a side of first suction port, second branched bottom is formed on the demarcation strip, this demarcation strip is separated first and second compression units, thereby second suction port of first branched bottom and second compression unit is connected.
Second suction port is formed on a side of second cylinder of second compression unit, be inclined upwardly upward at a predetermined angle, so this suction port is connected with second branched bottom.
Description of drawings
Fig. 1 is the viewgraph of cross-section that the rotary compressor of routine techniques is shown;
Fig. 2 is the viewgraph of cross-section according to rotary compressor of the present invention;
Fig. 3 is the partial section according to the compression unit of the rotary compressor of one embodiment of the present of invention; And
Fig. 4 is the partial section according to the compression unit of second embodiment's of the present invention rotary compressor.
Embodiment
With reference to accompanying drawing narration the present invention.
Fig. 2 is the viewgraph of cross-section of rotary compressor of the present invention.
With reference to figure 2, rotary compressor of the present invention comprises closed container 6, driver element 8, to formula compression unit 10 and storage 12, wherein suction pipe 2 and discharge tube 4 are connected respectively on the closed container 6, driver element 8 is installed in the top of closed container 6, in order to produce rotating force, formula compression unit 10 is used for compressed refrigerant, by the rotating force that produces in the driver element 8 this refrigeration agent is drawn into suction pipe 2, described storage 12 is connected with suction pipe 2, is used for filtering the impurity and the liquid refrigerant of the refrigeration agent that supplies to compressor inside.
Closed container 6 is configured as cylindrical, loam cake 14 and lower cover 16 are installed, thereby form sealing in the upper and lower, suction pipe 2 is connected on the side surface, discharge tube 4 is connected on the upper surface, wherein the refrigeration agent through storage 12 is drawn into compression unit 10 by suction pipe 2, and compressed fluid is discharged by discharge tube 4.
Driver element 8 comprises stator 18, rotor 20 and running shaft 22, wherein stator is installed to the top of closed container 6, power supplies to this stator by the outside, rotor 20 places the inside of stator 18, with the inner peripheral surface of stator 18 predetermined gap is arranged, and power supply during to stator 18 by rotating with the interaction effect of stator 18, running shaft 22 rotates when it is installed to the center of rotor 20, in order to rotating force is delivered to compression unit 10.
As shown in Figure 3, the compression unit 10 according to the first embodiment of the present invention comprises upper bearing 24 and lower bearing 26, first compression unit 28, second compression unit 30 and demarcation strip 32.Wherein two bearings is respectively installed to the bottom of closed container 6 with predetermined interval, with rotation supporting rotating shaft 22; First compression unit is installed on the lower surface of upper bearing 24, and is connected with suction pipe 2, with compressed refrigerant; Second compression unit 30 is installed on the upper surface of lower bearing 26, and is connected with suction pipe 2, with compressed refrigerant; Demarcation strip 32 is used to separate first compression unit 28 and second compression unit 30.
Branched bottom 50 supplies to second suction port 56 to the refrigeration agent that flows to first suction port 36, comprise first branched bottom 52 and second branched bottom 54, wherein first branched bottom 52 is formed on a side of first suction port 36, second branched bottom 54 links to each other with first branched bottom 52, and links to each other with second suction port 56 that passes demarcation strip 32 1 sides.
At this, second suction port 56 is at a predetermined angle being inclined upwardly upward of second pressing chamber 48, and therefore second suction port 56 links to each other with second branched bottom 54.
Storage 12 has cylindrical closed container, suction port 68 and exports 70, and wherein suction port 68 is used to suck refrigeration agent, is formed on the top of this closed container, and outlet 70 links to each other with suction pipe 2, is formed on the bottom of this closed container.
The operation to the formula rotary compressor that has said structure according to the first embodiment of the present invention will be done following narration.
When power supply when the driver element 8, by the interaction effect of 20 of stator 18 and rotors, rotor 20 is with running shaft 22 rotations.Then, gaseous refrigerant flows to first suction port 36 through suction pipe 2, and wherein this gaseous refrigerant produces through liquid refrigerant and impurity being leached in the storage 12 at refrigeration agent.
The refrigeration agent that flows to first suction port 36 is fed into first pressing chamber 34, flows to second suction port 56 through the branched bottom 50 that is formed in first suction port 36, and is fed into second pressing chamber 48.
The refrigeration agent that is drawn into first pressing chamber 34 is compressed by the rotation and the revolution of first rotary-piston 42 that the rotation by running shaft 22 causes, the refrigeration agent that compressed is discharged by first outlet 44.
Then, the refrigeration agent that is drawn into second pressing chamber 48 through second suction port 56 is compressed by the rotation and the revolution of second rotary-piston 62 that the rotation by running shaft 22 produces, and the refrigeration agent that compress exports 64 discharges by second.
Row is discharged to the outside to the refrigeration agent of first outlet, 44 and second outlet 64 through discharge tube 4, and this discharge tube 4 is connected on the closed container 6.
As mentioned above, refrigeration agent through storage 12 flows to first suction port 36 via suction pipe 2, the refrigeration agent that flows to first suction port 36 is fed into first pressing chamber 34 of first compression unit 28, and flow to second suction port 56 through second branched bottom 54, wherein this second branched bottom 54 is formed in first branched bottom 52 and the demarcation strip 32.The refrigeration agent that flows to second suction port 56 is fed into second pressing chamber 48 of second compression unit 30.
Fig. 4 is the viewgraph of cross-section to the compression unit of formula compressor that illustrates according to the second embodiment of the present invention.
In compression unit to the formula compressor according to the second embodiment of the present invention, first and second compression units 28 are identical with the structure of first and second compression units narrated among the last embodiment with 30, but are used for different to the suction structure of the first and second compression unit supply system cryogens and first embodiment.
Promptly, according to the second embodiment of the present invention, the suction pipe 2 that links to each other with storage 12 links to each other with second suction port 80 of second compression unit 30, and branched bottom 82 and 84 is formed on a side of second suction port 80 and is connected with first suction port 86 of first compression unit 28.
At this, branched bottom 82 and 84 comprises first branched bottom 82 and second branched bottom 84, wherein first branched bottom 82 is formed on a side of second suction port 80, and second branched bottom 84 is formed on a side of demarcation strip 32, thereby first branched bottom 82 is connected with first suction port 86.
First suction port 86 is shaped in downward direction at a predetermined angle from a side of first pressing chamber 34, so it can link to each other with second branched bottom 84.
The operation to the formula rotary compressor according to the second embodiment of the present invention will be done following narration.
The refrigeration agent that suction pipe 2 in storage flows to second suction port 80 supplies to second pressing chamber 48, supplies to first pressing chamber 34 through first and second branched bottoms 82 and 84 refrigeration agents that flow to first suction port 86.Refrigeration agent in first and second pressing chambers 34,48 compression and the process of discharge and the above embodiments in identical, thereby save this part narration.
Commercial Application
As up to the present described, in the sucker mechanism of rotary compressor, because the suction line compression Machine inside links to each other and suction line is distinguished the supply system cryogen to first and second compression units of compressor, can Use the monotype compressor, therefore to reduce manufacture process and cost and to improve the compatibility of compressor.
And therefore compressor and can be connected to suction line to the formula compressor to reduce letting out of refrigeration agent Reveal and reduction manufacture process and cost.
Claims (8)
1, a kind of sucker mechanism of rotary compressor comprises:
Closed container, suction pipe and discharge tube are connected respectively on it;
Driver element, it is used to produce rotating force;
First compression unit and second compression unit, it is used for compressed refrigerant, and wherein the rotating force that produces by driver element is drawn into suction pipe with this refrigeration agent; With
Storage, it is connected with suction pipe;
It is characterized in that first suction port and the storage of first compression unit are connected to suction pipe, to supply with refrigeration agent to first compression unit, branched bottom links to each other with second suction port of second compression unit, and wherein this branched bottom is from the first suction port branch.
2, sucker mechanism as claimed in claim 1 is characterized in that, first suction port is formed on the side of first cylinder of first compression unit with direct connection suction pipe, and this suction pipe links to each other with storage with first pressing chamber of first compression unit.
3, sucker mechanism as claimed in claim 1, it is characterized in that, branched bottom comprises first branched bottom and second branched bottom, wherein first branched bottom is formed on a side of first suction port, second branched bottom is formed on the demarcation strip, thereby second suction port of first branched bottom and second compression unit is linked to each other, and described demarcation strip is separated first compression unit and second compression unit.
4, sucker mechanism as claimed in claim 3 is characterized in that, second suction port is formed on a side of second cylinder of second compression unit, is being inclined upwardly upward at a predetermined angle, and therefore this mouth links to each other with second branched bottom.
5, a kind of sucker mechanism of rotary compressor comprises:
Closed container, suction pipe and discharge tube are connected respectively on it;
Driver element, it is used to produce rotating force;
First compression unit and second compression unit, it is used for compressed refrigerant, and wherein the rotating force that produces by driver element is drawn into suction pipe with this refrigeration agent; With
Storage, it is connected with suction pipe;
It is characterized in that, second suction port is formed in second compression unit, storage is connected to suction pipe, supplying with second pressing chamber of refrigeration agent to second compression unit, from the branched bottom of the second suction port branch link to each other with first suction port that is formed on first compression unit, with first pressing chamber of supply refrigeration agent to first compression unit.
6, sucker mechanism as claimed in claim 5, it is characterized in that second suction port is formed on a side of second cylinder, to connect second pressing chamber and suction pipe, wherein second pressing chamber is formed in second cylinder of second compression unit, and suction pipe links to each other with storage.
7, sucker mechanism as claimed in claim 5, it is characterized in that, the branch chamber comprises first branched bottom and second branched bottom, wherein first branched bottom is formed on a side of second suction port, second branched bottom is formed on the demarcation strip, thereby first suction port of first branched bottom and first compression unit is linked to each other, and described demarcation strip is separated first and second compression units.
8, sucker mechanism as claimed in claim 7 is characterized in that, first suction port is formed on a side of first cylinder, tilts in downward direction at a predetermined angle, and therefore this mouth links to each other with first branched bottom.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020010081986A KR20030051086A (en) | 2001-12-20 | 2001-12-20 | Suction apparatus for twin rotary compressor |
| KR1020010081986 | 2001-12-20 | ||
| KR10-2001-0081986 | 2001-12-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1620554A true CN1620554A (en) | 2005-05-25 |
| CN100385117C CN100385117C (en) | 2008-04-30 |
Family
ID=19717347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB028281586A Expired - Fee Related CN100385117C (en) | 2001-12-20 | 2002-12-18 | Suction mechanism of rotary compressor |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP2005513339A (en) |
| KR (1) | KR20030051086A (en) |
| CN (1) | CN100385117C (en) |
| WO (1) | WO2003054391A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009059488A1 (en) * | 2007-11-09 | 2009-05-14 | Guang Dong Mei Zhi Refrigeration Equipment Co., Ltd | A rotary compressor with low pressure in its shell and methods for controlling its cold media and oil and application thereof |
| WO2009062365A1 (en) * | 2007-11-17 | 2009-05-22 | Guang Dong Mei Zhi Refrigeration Equipment Co., Ltd | A suction device for capacity-controlled rotary compressor |
| CN102644597A (en) * | 2011-02-16 | 2012-08-22 | 广东美芝制冷设备有限公司 | Double-cylinder rotary compressor |
| CN104100531A (en) * | 2014-07-16 | 2014-10-15 | 珠海凌达压缩机有限公司 | Compressor and refrigerating system comprising same |
| CN110418892A (en) * | 2017-03-17 | 2019-11-05 | 大金工业株式会社 | Rotary compressor |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100556970B1 (en) * | 2003-12-19 | 2006-03-03 | 엘지전자 주식회사 | Discharge device of rotary twin compressor |
| KR101335421B1 (en) * | 2006-12-29 | 2013-11-29 | 엘지전자 주식회사 | Hermetic compressor |
| KR101376606B1 (en) * | 2007-01-08 | 2014-03-21 | 엘지전자 주식회사 | Hermetic compressor |
| KR101681585B1 (en) * | 2009-12-22 | 2016-12-01 | 엘지전자 주식회사 | Twin type rotary compressor |
| CN107165829B (en) * | 2017-07-28 | 2020-01-17 | 广东美芝制冷设备有限公司 | Compression mechanism and compressor with same |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5873993U (en) * | 1981-11-12 | 1983-05-19 | 三菱電機株式会社 | 2 cylinder rotary compressor |
| JPH081182B2 (en) * | 1987-02-19 | 1996-01-10 | 株式会社東芝 | 2-cylinder rotary compressor |
| JPH0826853B2 (en) * | 1988-10-31 | 1996-03-21 | 株式会社東芝 | Rotary compressor structure and manufacturing method |
| KR0118654Y1 (en) * | 1992-11-06 | 1998-07-15 | 이헌조 | Rotary compressor |
| JP3408005B2 (en) * | 1995-01-30 | 2003-05-19 | 三洋電機株式会社 | Multi-cylinder rotary compressor |
| US5542831A (en) * | 1995-05-04 | 1996-08-06 | Carrier Corporation | Twin cylinder rotary compressor |
| JP2000009072A (en) * | 1998-06-22 | 2000-01-11 | Samsung Electron Co Ltd | Rotary compressor capable of multi-stage compression with plural compression chambers |
| JP2000130870A (en) * | 1998-10-30 | 2000-05-12 | Sanyo Electric Co Ltd | Multicylinder type rotary compressor |
| TW552352B (en) * | 1999-06-29 | 2003-09-11 | Sanyo Electric Co | Sealed rotary compressor |
-
2001
- 2001-12-20 KR KR1020010081986A patent/KR20030051086A/en not_active Application Discontinuation
-
2002
- 2002-12-18 CN CNB028281586A patent/CN100385117C/en not_active Expired - Fee Related
- 2002-12-18 WO PCT/KR2002/002386 patent/WO2003054391A1/en active Application Filing
- 2002-12-18 JP JP2003555076A patent/JP2005513339A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009059488A1 (en) * | 2007-11-09 | 2009-05-14 | Guang Dong Mei Zhi Refrigeration Equipment Co., Ltd | A rotary compressor with low pressure in its shell and methods for controlling its cold media and oil and application thereof |
| WO2009062365A1 (en) * | 2007-11-17 | 2009-05-22 | Guang Dong Mei Zhi Refrigeration Equipment Co., Ltd | A suction device for capacity-controlled rotary compressor |
| CN102644597A (en) * | 2011-02-16 | 2012-08-22 | 广东美芝制冷设备有限公司 | Double-cylinder rotary compressor |
| CN102644597B (en) * | 2011-02-16 | 2014-09-24 | 广东美芝制冷设备有限公司 | Double-cylinder rotary compressor |
| CN104100531A (en) * | 2014-07-16 | 2014-10-15 | 珠海凌达压缩机有限公司 | Compressor and refrigerating system comprising same |
| CN104100531B (en) * | 2014-07-16 | 2017-08-25 | 珠海凌达压缩机有限公司 | Compressor and refrigerating system comprising same |
| CN110418892A (en) * | 2017-03-17 | 2019-11-05 | 大金工业株式会社 | Rotary compressor |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20030051086A (en) | 2003-06-25 |
| CN100385117C (en) | 2008-04-30 |
| JP2005513339A (en) | 2005-05-12 |
| WO2003054391A1 (en) | 2003-07-03 |
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