CN103032317A - Scroll compressor and coupling therefor - Google Patents
Scroll compressor and coupling therefor Download PDFInfo
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- CN103032317A CN103032317A CN2011103045621A CN201110304562A CN103032317A CN 103032317 A CN103032317 A CN 103032317A CN 2011103045621 A CN2011103045621 A CN 2011103045621A CN 201110304562 A CN201110304562 A CN 201110304562A CN 103032317 A CN103032317 A CN 103032317A
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- shaft coupling
- scroll compressor
- orbiter
- scroll
- straight
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Abstract
The invention provides a coupling for scroll compressor. The coupling is characterized by comprising a main body, wherein four spaced straight beams and connecting members for connecting any two adjacent straight beams are arranged on the main body, the four straight beams are two pairs of straight beams which are arranged in parallel relatively, and each straight beam is provided with an outer flat surface. In addition, the invention also discloses a scroll compressor with the coupling.
Description
Technical field
The present invention relates to the scroll compressor field, relate in particular to, be used for the shaft coupling of scroll compressor and the scroll compressor of this shaft coupling of use.
Background technique
Usually, compressor is the potential that mechanical energy is converted into compressible fluid, can be divided into particularly reciprocal compressor, scroll compressor (or scroll compressor), centrifugal compressor and vane compressor.
Typically, the working principle of scroll compressor is by the basic circle central rotation of orbiter around fixed scroll, and dwindles gradually the volume by the formed gas compression of the joint of described orbiter and fixed scroll chamber, thereby reaches the purpose of pressurized gas.Wherein, orbiter directly supports on the support that is fixed in the compressor housing.In addition, an end (upper end) that is used for driving the bent axle that described orbiter rotates is connected to orbiter by the center hole of support, the other end (lower end) directly supports on the lower support frame that is fixed in the scroll compression engine housing, thereby when bent axle when rotating clockwise or counterclockwise, can carry out accordingly air-breathing, compression and bleeding.Wherein compressed gas is discharged into by escape cock in the hyperbaric chamber of scroll compressor, finally discharges by floss hole.
The orbiter of scroll compressor and fixed scroll adopt Oldham's coupling to engage usually.The effect of this Oldham's coupling is to satisfy orbiter to make the Plane Rotation of minor radius around fixed scroll basic circle center, and prevents the orbiter rotation.At present, the general type of Oldham's coupling comprises the key that the loop configuration from Oldham's coupling of two pairs of one-tenth cross distribution is given prominence to.First pair of key that is oppositely arranged is engaged in the groove of orbiter, and second pair of key that is oppositely arranged is engaged in the groove of fixed scroll.
Yet above-mentioned Oldham's coupling is in the working procedure of scroll compressor, because described key becomes the cross distribution setting, can be subject to the effect of torsional moment, and then so that the Oldham's coupling torsional deflection.Above-mentioned torsional deflection and then has caused larger frictional loss so that the area of contact of the friction surface between described key and orbiter and the fixed scroll changes.In addition, owing to adopting the form of Oldham's coupling, in the working procedure of scroll compressor, may bump between the parts such as orbiter and fixed scroll, finally cause producing noise.Above-mentioned problem all may cause the reliability of scroll compressor to reduce, even breaks down or reprocess.
Therefore, necessaryly provide a kind of and have the shaft coupling that improves performance, and the scroll compressor that uses it.
Summary of the invention
Purpose of the present invention is intended to solve at least one aspect of the above-mentioned problems in the prior art and defective.
Correspondingly, one of purpose of the present invention provides and has the shaft coupling that is used for scroll compressor that improves performance.The shaft coupling that is used for scroll compressor comprises: main body, described main body is provided with four isolated straight beams, with the link that is connected described any two adjacent straight beams, wherein, described four straight beams are the straight beam that two pairs of opposing parallel arrange, and described each straight beam has outer plat surface.
In one embodiment, described four straight beams prolongation dotted line of being configured to two adjacent straight beams becomes the unspecified angle in 0-180 ° the scope.
Preferably, the width of described each straight beam is configured to equal the radial width of described link, so that described straight beam and described link carry out smooth connection.
Particularly, the width of described each straight beam is configured to the radial width greater than described link, so that the part of described straight beam forms the convex section on the described main body.
Additionally, described scroll compressor comprises orbiter and fixed scroll, described orbiter comprises the first convex structure that cooperates with a pair of straight beam that relatively be arranged in parallel wherein, and described fixed scroll comprises and described the second convex structure that another cooperates the straight beam that relatively be arranged in parallel.
In addition, described the first convex structure and described the second convex structure comprise respectively the first outer plat surface and the second outer plat surface that the outer plat surface with described straight beam is slidingly matched.
Preferably, the length of the described first outer plat surface and the second outer plat surface is greater than the length of described outer plat surface.
Further, be provided with circular-arc-shaped slot on the upper surface of the link of described main body and/or the lower surface, be provided with straight slit on the upper surface of described each straight beam and/or the lower surface.
In addition, described main body is that upper surface and lower surface all are eight side ring shape structures of plat surface, and described link is arc or sector structure.
Preferably, the separated ground of described straight beam and described link or be molded into integratedly on the described main body.
Particularly, be provided with wearing layer on described outer plat surface, the first outer plat surface and the second outer plat surface.
Another object of the present invention provides the scroll compressor that uses above-mentioned shaft coupling.Described scroll compressor comprises: the scroll compression engine housing; Support, described support are installed in the described scroll compression engine housing; Fixed scroll, described fixed scroll are fixed in the described scroll compression engine housing; Orbiter, described orbiter are supported on rotationally on the described support and with described fixed scroll and engage; Actuating mechanism, described actuating mechanism are fixed on the lower end of described scroll compressor and link to each other to drive described orbiter with described orbiter and rotate, wherein, engage described fixed scroll and orbiter according to above-mentioned shaft coupling.
Compare with existing Oldham's coupling, shaft coupling of the present invention adopts four straight beams with flat outer surface in same plane to replace four pin structures, and therefore shaft coupling of the present invention needn't bear warping force.Finally reduce frictional loss, caused improving the performance of scroll compressor.Because four straight beams and link all are in the same plane, therefore shaft coupling of the present invention is more prone to make, and has reduced cost of production.Shaft coupling of the present invention is compared with Oldham's coupling before, owing to eliminated warping force, firmer, cause having increased reliability, and greatly reduced rate of fault or repair rate.In addition, shaft coupling of the present invention is more easily measured, and has reduced fixed cost.
Description of drawings
These and/or other aspect of the present invention and advantage are from obviously and easily understanding below in conjunction with becoming the accompanying drawing description of preferred embodiments, wherein:
Fig. 1 is the sectional view according to an embodiment's of invention scroll compressor;
Fig. 2 a and 2b are respectively for the plane view of the shaft coupling of Fig. 1 and perspective view;
Fig. 3 a is the assembled view that the shaft coupling of orbiter, fixed scroll and Fig. 2 a for Fig. 1 and Fig. 2 b is assembled together;
Fig. 3 b is the sectional view of straight-line cutting of the mid point of two straight beams in Fig. 3 a;
Fig. 4 is the decomposition view of orbiter, fixed scroll and shaft coupling among Fig. 3 a;
Fig. 5 is another decomposition view of orbiter, fixed scroll and shaft coupling among Fig. 3 a;
Fig. 6 a and 6b are respectively for the perspective view of another shaft coupling of the scroll compressor of Fig. 1 and plane view;
Fig. 7 a is the assembled view that the shaft coupling among orbiter, fixed scroll and Fig. 6 a and the 6b for Fig. 1 is assembled together;
Fig. 7 b is the sectional view of straight-line cutting of the mid point of two straight beams in Fig. 7 a;
Fig. 8 is the decomposition view of orbiter, fixed scroll and shaft coupling among Fig. 6 a;
Fig. 9 is another decomposition view of orbiter, fixed scroll and shaft coupling among Fig. 6 a.
Embodiment
Below by embodiment, and 1-9 by reference to the accompanying drawings, technological scheme of the present invention is described in further detail.In specification, same or analogous drawing reference numeral is indicated same or analogous parts.Following explanation to embodiment of the present invention is intended to present general inventive concept of the present invention is made an explanation with reference to accompanying drawing, and not should be understood to a kind of restriction of the present invention.
Below with reference to accompanying drawing scroll compressor is according to an embodiment of the invention described.
As shown in Figure 1, it has demonstrated a kind of scroll compressor 100 of the present invention.This scroll compressor 100 comprises: scroll compression engine housing 1; Support 2, this support 2 is fixed in the scroll compression engine housing 1; Fixed scroll 3, it is fixed in the scroll compression engine housing 1; Orbiter 4, it is supported on rotationally on the described support 2 and with described fixed scroll 3 and engages to form gas compression chamber 11; Lower support frame 5 is fixed on the lower end of described compressor housing 1; Actuating mechanism 7 is fixed on the lower end of scroll compressor 100, and it transmits its rotatory force by crank mechanism 71.The upper end of crank mechanism 71 links to each other with orbiter 4 to fetch and drives described orbiter 4 rotations, and its lower end is supported on the lower support frame 5; Escape cock 8 is used for discharging the gas of described gas compression chamber 11 and preventing that gas backstreaming is in described scroll compressor 100.
When scroll compressor 100 work, suck gas from suction port 9, after actuating mechanism 7 (for example motor) starts, orbiter 4 is driven and is retrained by anti-rotation mechanism shaft coupling 6 (referring to Fig. 2 a and 2b) by crank mechanism 7, the revolution of doing minor radius around the basic circle center of fixed scroll 3 is reversed, and then in the gas compression chamber 11 of orbiter 4 and fixed scroll 3 formation, produce high pressure-temperature gas, this high pressure-temperature gas prevents the backflow of gas in the hyperbaric chamber 12 this moment along with the escape cock 8 that moves through of orbiter 4 is discharged in the hyperbaric chamber 12 with escape cock 8; Gas in final this hyperbaric chamber 12 is discharged by relief opening 10.The circulation said process can constantly produce high temperature and high pressure gas in scroll compressor 100.
In the present invention, support 2 comprises stake body 21 and tray deck 22.In addition, stake body 21 is fixed in the described scroll compression engine housing 1 with interference fit, and is overlapped on the housing end face of described scroll compressor 100.Described tray deck 22 is fixed on the described stake body 21 in the mode of Spielpassung, and the chute of described tray deck 22 is overlapped on the described stake body 21, fixes thus described tray deck 22 and described tray deck 22 can not be rotated.Described cross slip-ring 23 has into two relative upper projection and lower convexity of cross distribution, and described lower convexity is inserted in the chute on the tray deck 22, and described upper projection is inserted in the ear groove of described orbiter 4.When described scroll compressor 100 was started working, described orbiter 4 can carry out with respect to tray deck 22 the revolution translation of minor radius.
If when needing (for example the Area of bearing that is used for support orbiter 4 of supporting disk 22 is large not), radial bearing disk 24 can also be set to increase the Area of bearing to orbiter 4 between described orbiter 4 and cross slip-ring 23, this radial bearing disk 24 is fixed and is overlapped on interference fit on the described tray deck 22, and supports described orbiter 4.
In view of scroll compression principle, squeeze operation and other the accessory (although not illustrating) of scroll compressor 100 is well known to those of ordinary skill in the art.Therefore, be described in this and no longer be elaborated about scroll compressor 100 is integrally-built.
The first embodiment
Referring to Fig. 2 a and Fig. 2 b, it shows according to the shaft coupling 6 for engaging orbiter 4 and fixed scroll 3 of the present invention.This shaft coupling 6 comprises main body 61, described main body 61 is provided with four isolated straight beams 62, with the link 63 that is connected described any two adjacent straight beams 62, wherein, described four straight beams 62 are the straight beam that two pairs of opposing parallel arrange, and described each straight beam 62 has outer plat surface 621.
In one embodiment of the invention, shown in Fig. 2 a and 2b, the elongation line that described four straight beams 62 are configured to two adjacent straight beams is mutually vertical.For example two adjacent straight beams 62 arrange and two relative straight beams 62 are parallel to each other at angle, also can realize effect of the present invention or function when the virtual elongation line of described four straight beams 62 consists of rhombus in other words.That is, as long as straight beam 62 is arranged to relative straight beam 62 and is parallel to each other in the present invention.Therefore, to intersect formed angle be unspecified angle in 0-180 ° to the elongation line of adjacent two straight beams 62 of the present invention.
In addition, the width of described each straight beam 62 is configured to equal the radial width of described link 63, so that described straight beam 62 can carry out smooth connection with link 63.
Referring to Fig. 3 a to Fig. 5, described orbiter 4 comprises two the first convex structures 41 that cooperate with a pair of straight beam that relatively be arranged in parallel 62 wherein, and described fixed scroll 3 comprises and described two the second convex structures 31 that another cooperates the straight beam 62 that relatively be arranged in parallel.Two the first outer plat surface 411 that are parallel to each other that described the first convex structure 41 and described the second convex structure 31 comprise respectively that four outer plat surface 621 with described straight beam 62 are slidingly matched and the second outer plat surface 311.
In order to improve the reliability of shaft coupling, the length of the described first outer plat surface 411 and the second outer plat surface 311 is greater than the length of described outer plat surface 621.
Refer again to Fig. 2 a and 2b, be provided with circular-arc-shaped slot 65 on the upper surface of the link 63 of described main body 61 and/or the lower surface, be provided with straight slit 66 on the upper surface of described each straight beam 62 and/or the lower surface, be used for alleviating the weight of shaft coupling 6, and reduce production costs.Described main body 61 is that upper surface and lower surface all are eight side ring shape structures of plat surface, and described link 63 is arc or sector structure.
In the manufacture process of shaft coupling 6, described straight beam 62 and described link 63 separated ground or be molded into integratedly on the described main body 61.In addition, in order to improve wear resistance, be provided with wearing layer on plat surface 621, the first outer plat surface 411 and the second outer plat surface 311 outside.
Referring to Figure 4 and 5, be provided with the first vortex filament structure 32 on the fixed scroll 3, correspondingly be provided with the second vortex filament structure 42 on the orbiter 4.The first vortex filament structure 32 and the second vortex filament structure 42 present spirality.When fixed scroll 3 and orbiter 4 were assembled together, the first vortex filament structure 32 and the second vortex filament structure 42 were by eccentric and differ 180 ° of ground and install; When quiet and orbiter 3 and 4 was meshed together, they cooperated with separately end plate and have formed a series of crescent shape enclosed space (that is, pressing chamber 11).
When scroll compressor 100 work, fixed scroll 3 remains transfixion, and orbiter 4 is under the constraint of anti-rotation mechanism shaft coupling 6, by the eccentric revolution of crank mechanism 71 band actions translation (namely, not rotation may also be referred to as the revolution into the basic circle center that centers on fixed scroll 3).In the present invention, orbiter 4 is done the revolution translation with several millimeters the turning radius around the center of fixed scroll 3 (main shaft).The once complete revolution translation of orbiter 4 is: referring to Fig. 3 a, at first keep in the relative fixed situation upper left side slip of outer plat surface 621 in along the second outer plat surface 311 to Fig. 3 a with shaft coupling 6 with the cooperation of outer plat surface 621 by the first outer plat surface 411 at orbiter 4; Afterwards in the situation that keep fixed scroll 3 relative motionless with shaft coupling 6, the left bottom slip of the first outer plat surface 411 that makes orbiter 4 in along outer plat surface 621 to Fig. 3 a; Secondly, keeping in the relative fixed situation with shaft coupling 6 at orbiter 4, slides in the lower right of outer plat surface 621 along the second outer plat surface 311 to Fig. 3 a; Finally, in the situation that keep fixed scroll 3 relative motionless with shaft coupling 6, the upper right slip of the first outer plat surface 411 that makes orbiter 4 in along outer plat surface 621 to Fig. 3 a.The direction that is appreciated that the above-mentioned revolution translation that illustrates is counterclockwise to slide, and can certainly be arranged to as required slide along clockwise direction.
Gas refrigerant enters crescent-shaped space or the pressing chamber 11 of the outmost turns of fixed scroll 3 and orbiter 4 from suction port 9, revolution translation along with orbiter 4, gas refrigerant is pushed to central space gradually, its volume constantly dwindles and pressure constantly raises, until (not shown with the central row pore, it is communicated with relief opening 10) communicate, final pressurized gas are discharged from scroll compressor 100.
The second embodiment
In a second embodiment, except the setting of the straight beam 62 ' of shaft coupling 6 is different from the straight beam among the first embodiment, the setting of orbiter 4, fixed scroll 3 and shaft coupling 6 basically with the first embodiment in identical, therefore identical part no longer is described in detail, and identical parts have used identical reference mark.
With reference to figure 6a and 6b, the width of described each straight beam 62 ' is configured to the radial width greater than described link 63, so that the part of described straight beam 62 ' forms the convex section 64 on the described main body 61.Each convex section 64 has outer plat surface 621 in its outermost end.
Fig. 7 a and 7b show respectively assembling condition schematic diagram that orbiter 4, fixed scroll 3 and shaft coupling 6 be assembled together and along the sectional view of the mid point line cutting of shaft coupling 6.In addition, Fig. 8 and Fig. 9 show respectively orbiter 4, fixed scroll 3 and shaft coupling 6 and observe from different directions the decomposition view that obtains.
By above-mentioned description as can be known, four straight beams 62 ' of the shaft coupling 6 in the second embodiment of the present invention also have four outer plat surface 621, can realize in the mode that is similar to the first embodiment also that therefore orbiter 4 turns round translation around the center of fixed scroll 3.Particularly, when using the second embodiment's shaft coupling 6, the once complete revolution translation of orbiter 4 is: referring to Fig. 7 a, at first keep in the relative fixed situation upper right slip of outer plat surface 621 in along the second outer plat surface 311 to Fig. 3 a with shaft coupling 6 with the cooperation of outer plat surface 621 by the first outer plat surface 411 at orbiter 4; Afterwards in the situation that keep fixed scroll 3 relative motionless with shaft coupling 6, the upper left side slip of the first outer plat surface 411 that makes orbiter 4 in along outer plat surface 621 to Fig. 3 a; Secondly, keeping in the relative fixed situation with shaft coupling 6 at orbiter 4, slides in the left bottom of outer plat surface 621 along the second outer plat surface 311 to Fig. 3 a; Finally, afterwards in the situation that keep fixed scroll 3 relative motionless with shaft coupling 6, the lower right slip of the first outer plat surface 411 that makes orbiter 4 in along outer plat surface 621 to Fig. 3 a.The direction that is appreciated that the above-mentioned revolution translation that illustrates is counterclockwise to slide, and can certainly be arranged to as required slide along clockwise direction.
Therefore existing Oldham's coupling has four carrier surface positions, will cause the Oldham's coupling distortion, and finally causes occuring the parts such as fixed scroll and orbiter and bump.Compare with existing Oldham's coupling, shaft coupling of the present invention adopts four straight beams with flat outer surface in same plane to replace four pin structures, and therefore shaft coupling of the present invention needn't bear warping force.Finally reduce frictional loss, caused improving the performance of scroll compressor.Because four straight beams and link all are in the same plane, therefore shaft coupling of the present invention is more prone to make, and has reduced cost of production.Shaft coupling of the present invention is compared with Oldham's coupling before, owing to eliminated warping force, firmer, cause having increased reliability, and greatly reduced rate of fault or repair rate.In addition, shaft coupling of the present invention is more easily measured, and has reduced fixed cost.
Although some embodiments of this present general inventive concept are shown and explanation, those skilled in the art will appreciate that, in the situation of the principle that does not deviate from this present general inventive concept and spirit, can make a change these embodiments, scope of the present invention limits with claim and their equivalent.
Claims (12)
1. a shaft coupling that is used for scroll compressor is characterized in that, described shaft coupling comprises:
Main body, described main body are provided with four isolated straight beams, with the link that is connected described any two adjacent straight beams,
Wherein, described four straight beams are the straight beam that two pairs of opposing parallel arrange, and described each straight beam has outer plat surface.
2. the shaft coupling for scroll compressor according to claim 1 is characterized in that,
The prolongation dotted line that described four straight beams are configured to two adjacent straight beams becomes 0-180 ° the interior unspecified angle of scope.
3. the shaft coupling for scroll compressor according to claim 1 and 2 is characterized in that,
The width of described each straight beam is configured to equal the radial width of described link, so that described straight beam and described link carry out smooth connection.
4. the shaft coupling for scroll compressor according to claim 1 and 2 is characterized in that,
The width of described each straight beam is configured to the radial width greater than described link, so that the part of described straight beam forms the convex section on the described main body.
5. the shaft coupling for scroll compressor according to claim 1 is characterized in that,
Described scroll compressor comprises orbiter and fixed scroll, described orbiter comprises the first convex structure that cooperates with a pair of straight beam that relatively be arranged in parallel wherein, and described fixed scroll comprises and described the second convex structure that another cooperates the straight beam that relatively be arranged in parallel.
6. the shaft coupling for scroll compressor according to claim 5 is characterized in that,
Described the first convex structure and described the second convex structure comprise respectively the first outer plat surface and the second outer plat surface that the outer plat surface with described straight beam is slidingly matched.
7. the shaft coupling for scroll compressor according to claim 6 is characterized in that,
The length of the described first outer plat surface and the second outer plat surface is greater than the length of described outer plat surface.
8. the shaft coupling for scroll compressor according to claim 1 is characterized in that,
Be provided with circular-arc-shaped slot on the upper surface of the link of described main body and/or the lower surface, be provided with straight slit on the upper surface of described each straight beam and/or the lower surface.
9. the shaft coupling for scroll compressor according to claim 1 is characterized in that,
Described main body is that upper surface and lower surface all are eight side ring shape structures of plat surface, and described link is arc or sector structure.
10. the shaft coupling for scroll compressor according to claim 1 is characterized in that,
The separated ground of described straight beam and described link or be molded into integratedly on the described main body.
11. the shaft coupling for scroll compressor according to claim 6 is characterized in that,
Be provided with wearing layer on described outer plat surface, the first outer plat surface and the second outer plat surface.
12. a scroll compressor is characterized in that, comprising:
The scroll compression engine housing;
Support, described support are installed in the described scroll compression engine housing;
Fixed scroll, described fixed scroll are fixed in the described scroll compression engine housing;
Orbiter, described orbiter are supported on rotationally on the described support and with described fixed scroll and engage;
Actuating mechanism, described actuating mechanism are fixed on the lower end of described scroll compressor and link to each other to drive described orbiter with described orbiter and rotate,
Wherein, engage described fixed scroll and orbiter according to claim 1-11 in each described shaft coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103045621A CN103032317A (en) | 2011-09-30 | 2011-09-30 | Scroll compressor and coupling therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103045621A CN103032317A (en) | 2011-09-30 | 2011-09-30 | Scroll compressor and coupling therefor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103032317A true CN103032317A (en) | 2013-04-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103045621A Pending CN103032317A (en) | 2011-09-30 | 2011-09-30 | Scroll compressor and coupling therefor |
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| CN (1) | CN103032317A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017036253A1 (en) * | 2015-09-06 | 2017-03-09 | 艾默生环境优化技术(苏州)有限公司 | Oldham ring for scroll compressor |
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| CN1138669A (en) * | 1995-06-20 | 1996-12-25 | 株式会社日立制作所 | Eddy compressor |
| CN1226639A (en) * | 1998-02-20 | 1999-08-25 | 株式会社日立制作所 | Scroll compressor |
| JP2002227780A (en) * | 2001-02-05 | 2002-08-14 | Nippon Soken Inc | Scroll type compressor |
| CN1372081A (en) * | 2001-02-20 | 2002-10-02 | 司考柔技术公司 | Easy made Oldham coupling |
| CN1407235A (en) * | 2001-08-30 | 2003-04-02 | 三洋电机株式会社 | Vortex compressor |
| CN102094826A (en) * | 2011-01-26 | 2011-06-15 | 西安交通大学 | Plane cross coupling of scroll compressor |
| CN202301023U (en) * | 2011-09-30 | 2012-07-04 | 丹佛斯（天津）有限公司 | Coupling for vortex compressor and vortex compressor |
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2011
- 2011-09-30 CN CN2011103045621A patent/CN103032317A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1138669A (en) * | 1995-06-20 | 1996-12-25 | 株式会社日立制作所 | Eddy compressor |
| CN1226639A (en) * | 1998-02-20 | 1999-08-25 | 株式会社日立制作所 | Scroll compressor |
| JP2002227780A (en) * | 2001-02-05 | 2002-08-14 | Nippon Soken Inc | Scroll type compressor |
| CN1372081A (en) * | 2001-02-20 | 2002-10-02 | 司考柔技术公司 | Easy made Oldham coupling |
| CN1407235A (en) * | 2001-08-30 | 2003-04-02 | 三洋电机株式会社 | Vortex compressor |
| CN102094826A (en) * | 2011-01-26 | 2011-06-15 | 西安交通大学 | Plane cross coupling of scroll compressor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017036253A1 (en) * | 2015-09-06 | 2017-03-09 | 艾默生环境优化技术(苏州)有限公司 | Oldham ring for scroll compressor |
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Application publication date: 20130410 |