CN103062079B - Air conditioner refrigerating compressor - Google Patents
Air conditioner refrigerating compressor Download PDFInfo
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- CN103062079B CN103062079B CN201210545252.3A CN201210545252A CN103062079B CN 103062079 B CN103062079 B CN 103062079B CN 201210545252 A CN201210545252 A CN 201210545252A CN 103062079 B CN103062079 B CN 103062079B
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- end cap
- support
- stage impeller
- shell
- air conditioner
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Abstract
The present invention provides a kind of air conditioner refrigerating compressor, including shell, support that 2 structures are the most identical, end cap, suction nozzle, outlet nozzle, one stage impeller, sencond stage impeller, sealing bearing peace face motor stator, planar motor rotor and rotating shaft；2 planar motor stators are fixedly mounted on the inwall of shell and are positioned at the both sides of planar motor rotor；2 bearings are respectively and fixedly installed to be connected on 2 supports and with rotating shaft interference fit；2 one stage impeller and sencond stage impeller left and right respectively is sequentially arranged in the left and right sides of 2 bearings and is socketed with rotating shaft interference fit；2 suction nozzles and outlet nozzle are respectively provided on 2 end caps；2 end caps and support are sealedly and fixedly connected with housing bolts；2 end caps, 2 supports and 2 seal shafts are contracted and are enclosed 2 discharge chambes of formation.The present invention uses two discharge chambes, and refrigerating speed is fast, effective, saves the energy, simple in construction, and detachable maintaining is convenient, effectively reduces use cost.
Description
Technical field
The present invention relates to compressor of air conditioner, be specifically related to a kind of employing bimorph transducer single rotor planar motor and drive, there is double pressure
The air conditioner refrigerating compressor of contracting room.
Background technology
At present, common air conditioner refrigerating compressor is common load motor, although this type motor makes simple, but its
Weak point is the most fairly obvious: one is that electric efficiency is the highest, and COP value is not more than 4.1；Two is that noise is big；Three is to run
Speed is uncontrollable, can only run with a kind of speed；Four is that rotor uses die casting cast aluminium to make, and the performance of motor is the biggest
The die casting quality of rotor it is limited by degree.Also have part compressor of air conditioner use DC brushless motor, this type motor than
Common alternating current generator has the advantage that speed is controlled, but it is disadvantageous in that: one is the rotor employing permanent magnetism of this type motor
Body, thus higher to the requirement of environment with in transportation producing；Two is when needs heavy-duty motor, can only be by forever
Magnet volume increases, and its rotating shaft less with diameter again forms contradiction, and processing technique is complicated；Three is when duty is for protecting
Wen Shi, the winding of whole motor is still all in duty, and in order to energy-conservation, can only make motor under slower rotating speed
Running, phenomenon is serious to thus result in that the motor feels hot, and the waste energy.
The discharge chambe of the air conditioner refrigerating compressor that existing market is popular uses single discharge chambe structure, single discharge chambe structure and system
Make technique relatively easy, but when full power and low power run, but can cause the bigger waste of electric energy；Air conditioner refrigerating pressure
Housing many employings welding manner of contracting machine is to ensure the sealing of compressor, but keeps in repair when making compressor of air conditioner break down
Difficulty, the entirety easily causing compressor is scrapped；When the most common air conditioner refrigerating compressor typically runs, rotating speed is 3000
About rev/min, for improving power, the volume of compressor electric motor can only be strengthened, cause compressor universal heavier relatively greatly.
Summary of the invention
It is an object of the invention to: overcome the deficiencies in the prior art, it is provided that a kind of processing technology is simple, rotating speed is controlled, efficient
Energy-conservation, cost is relatively low and be easy to maintenance air conditioner refrigerating compressor.
The technical scheme is that the air conditioner refrigerating compressor of the present invention, including shell, it is structurally characterized in that: also wrap
Include support, end cap, suction nozzle, outlet nozzle, rotating shaft, one stage impeller, sencond stage impeller, sealing bearing, planar motor turn
Son and plane motor stator；
Above-mentioned support is provided with the identical left socle of structure and right support；End cap is provided with the identical left end cap of structure and right-hand member
Lid；Suction nozzle and outlet nozzle respectively arrange 1 respectively on left end cap and right end cap；One stage impeller, sencond stage impeller, close
Envelope bearing is provided with 2 that structure is identical respectively with plane motor stator；
Above-mentioned planar motor rotor is fixedly mounted on the centre position of rotating shaft；2 planar motor stators fixedly mount outside
On the inwall of shell and be positioned at the both sides of planar motor rotor；2 bearings are fixing even with its inner ring and rotating shaft interference fit respectively
Connect, and lay respectively at the left and right sides of 2 planar motor stators；2 bearings are respectively with the left socle of its outer ring Yu support
Connection fixing with right support；2 one stage impeller are located at the left and right sides of 2 bearings；2 sencond stage impellers are located at 2 one
The left and right sides of level impeller；2 one stage impeller and sencond stage impeller are socketed with rotating shaft interference fit respectively；
The left end cap of end cap is fastened on the left socle of support by sealing ring from left to right, and left socle is fastened by sealing ring
Connected fixing for three by bolt after the left end of shell；The right end cap of end cap is fastened on by sealing ring from right to left and props up
On the right support of frame, right support is connected fixing for three by bolt be fastened on the right-hand member of shell by sealing ring after；2
End cap, 2 supports and 2 sealing bearings surround 2 discharge chambes of formation respectively.
Further scheme is: above-mentioned shell is the column member of the hollow of aluminum alloy material；On the both sides inwall of shell
It is provided with support installation portion the most recessed in wall body；The middle part of the inner wall of shell is left and right be provided with in wall body recessed
2 stator installation portions；The wall body of the close periphery of shell is provided with 6 link bolt hole.
Further scheme is: above-mentioned support is circular aluminium alloy integral piece；Support is provided with near about outer end portion
First annulus protuberance and the second annulus protuberance；It is provided with consistent with the second annulus protuberance direction at the middle circle of support
The 3rd annulus protuberance；The external diameter of support is identical with the external diameter of shell, and the wall body of the close periphery of support is provided with and props up
The link bolt hole that on frame, number is identical.
Further scheme is: above-mentioned end cap is aluminum alloy material integral piece；End cap is depended on by the same axial line of outer circumference
Secondary indentation and the first annular portion of gradually prominent to the same side integral connection, the second annular portion, the 3rd annular portion and
Four annular portion；Second annular portion of end cap be provided with left and right to manhole as suction nozzle installing hole；The 4th of end cap
Wall body on the axis of annular portion be provided with left and right to manhole as outlet nozzle installing hole；The close periphery of end cap
Wall body be provided with the link bolt hole identical with number on support.
Further scheme is: the outer blade diameter of above-mentioned one stage impeller is more than the outer blade diameter of sencond stage impeller；One stage impeller
It is ferrochrome manganese tungsten alloy with the material of sencond stage impeller.
Further scheme is: the material of above-mentioned planar motor rotor is neodymium ferrum.
Further scheme also has: when 2 above-mentioned end caps, 2 supports and shell assembling, 2, left and right support all with
Its first annulus protuberance from inside to outside support installation portion with shell closely cooperates socket；2 supports in left and right all with its
The inwall of the first annular portion of two annulus protuberances and 2 end caps in left and right closely cooperates socket.
Further scheme also has: 2 above-mentioned one stage impeller divide left and right to be located at the left and right sides of 2 bearings, and difference
It is positioned at the left end cap of end cap and the second annular portion of right end cap；2 sencond stage impellers divide left and right to be located at 2 one stage impeller
The left and right sides, and lay respectively in the left end cap of end cap and the 3rd annular portion of right end cap.
The present invention has a positive effect: the air conditioner refrigerating compressor of (1) present invention, uses two-stage turbine compress mode,
Can preferably ensure the compression ratio of cold-producing medium.(2) the air conditioner refrigerating compressor of the present invention, uses two discharge chambes, two
Discharge chambe shares a bimorph transducer single-rotor motor, when needing to freeze rapidly, the rotating speed of motor full power up to 50,000 turns/
About minute, driving two discharge chambes to work, refrigerating speed is fast, good refrigeration effect simultaneously.(3) the air-conditioning system of the present invention
Cold compressor is when without refrigeration or heat insulation work state rapidly, and any one in optional two discharge chambes works, and
And the rotating speed of motor is controlled by the drive circuit board supporting with it, motor conversion can electrodeless adjust, and uses middle saving
The energy.(4) the air conditioner refrigerating compressor of the present invention, structure is relatively easy, and its shell and support member use bolt
It is tightly connected；Thus detachable maintaining is convenient when breaking down, effectively reduce use cost.
Accompanying drawing explanation
Fig. 1 is the sectional structure schematic diagram of the present invention；
Fig. 2 is the structural representation of the end cap in Fig. 1, also show the suction nozzle and outlet nozzle being arranged on end cap in figure；
Fig. 3 is the structural representation of the support in Fig. 1, also show and fix the sealing bearing being connected with support in figure.
Reference in above-mentioned accompanying drawing is as follows:
Shell 1,
Support 2, left socle 21, right support 22, the first annulus protuberance 2-1, the second annulus protuberance 2-2, the 3rd
Annulus protuberance 2-3,
End cap 3, left end cap 31, right end cap 32, the first annular portion 3-1, the second annular portion 3-2, the 3rd annular portion 3-3,
4th annular portion 3-4,
Suction nozzle 4, left suction nozzle 41, right suction nozzle 42,
Outlet nozzle 5, left outlet nozzle 51, right outlet nozzle 52,
Rotating shaft 6, one stage impeller 7, sencond stage impeller 8, sealing bearing 9, planar motor rotor 10,
Planar motor stator 11, left stator 11-1, right stator 11-2, discharge chambe 12, left discharge chambe 12-1, right compression
Room 12-2.
Detailed description of the invention
The present invention is further detailed explanation with specific embodiment below in conjunction with the accompanying drawings.
(embodiment 1)
See Fig. 1, the air conditioner refrigerating compressor of the present embodiment, mainly by shell 1, support 2, end cap 3, suction nozzle 4,
Outlet nozzle 5, rotating shaft 6, one stage impeller 7, sencond stage impeller 8, sealing bearing 9, planar motor rotor 10 and planar motor
Stator 11 forms.
The material of shell 1 is aluminium alloy.Shell 1 is the column member of hollow.The both sides inwall of shell 1 is provided with to wall
The most recessed internal support installation portion；The middle part of the inner wall of shell 1 is left and right is provided with recessed in wall body 2
Stator installation portion, the wall body of the close periphery of shell 1 is provided with 6 link bolt hole.
The material of support 2 is aluminium alloy.Support 2 is provided with 2 that structure is identical, according to position difference difference when installing
For left socle 21 and right support 22.The most circular integral piece of support 2, support 2 is provided with near about outer end portion
First annulus protuberance 2-1 and the second annulus protuberance 2-2；It is provided with at the middle circle of support 2 and highlights with the second annulus
The 3rd annulus protuberance 2-3 that 2-2 direction, portion is consistent.The external diameter of support 2 is identical with the external diameter of shell 1, support 2
Wall body near periphery is provided with and the link bolt hole of same number on support 1.
The aluminum alloy material integral piece of end cap 3.End cap 3 is provided with 2 that structure is identical, different according to position when installing
It is distinguished as left end cap 31 and right end cap 32.End cap 3 is by indentation and gradually to the same side successively in the same axial line of outer circumference
Prominent the first annular portion 3-1 of integral connection, the second annular portion 3-2, the 3rd annular portion 3-3 and the 4th annular portion
3-4 forms.Second annular portion 3-2 of end cap 3 be provided with left and right to manhole, as suction nozzle installing hole；End
Lid 3 the 4th annular portion 3-4 axis on wall body be provided with left and right to manhole, as outlet nozzle installing hole.
The wall body of the close periphery of end cap 3 is provided with the link bolt hole identical with number on support 1.
Suction nozzle 4 is provided with identical 2, is distinguished as left suction nozzle 41 and right suction nozzle according to right position when installing
42.When left suction nozzle 41 is installed, it is fixedly mounted on the suction nozzle installing hole of left end cap 31；Right suction nozzle 42 is installed
Time, it is fixedly mounted on the suction nozzle installing hole of right end cap 32.
Outlet nozzle 5 is provided with identical 2, is distinguished as left outlet nozzle 51 and right outlet nozzle according to right position when installing
52.When left outlet nozzle 51 is installed, it is fixedly mounted on the outlet nozzle installing hole of left end cap 31；Right outlet nozzle 52 is installed
Time, it is fixedly mounted on the outlet nozzle installing hole of right end cap 32.
Rotating shaft 6 is steel cylinder stick-like.
One stage impeller 7, sencond stage impeller 8 arrange, with sealing bearing 9,2 that structure is identical respectively.One stage impeller 7,
The material of sencond stage impeller 8 is ferrochrome manganese tungsten alloy；One stage impeller 7 is respectively provided with the identical axle of internal diameter even with sencond stage impeller 8
Connect hole.The outer blade diameter of one stage impeller is more than the outer blade diameter of sencond stage impeller.
The material of planar motor rotor 10 is neodymium ferrum, and the centre that is shaped as of planar motor rotor 10 sets round-meshed annulus
Shape part.The internal diameter of its middle circular hole matches with the external diameter of rotating shaft 6, and planar motor rotor 10 is by its middle circular hole and turns
Axle 6 interference fit is fixing to be connected, and is arranged on the centre position of rotating shaft 6.
Planar motor stator 11 is provided with 2 that structure is identical, is distinguished as according to the right position being positioned at rotor 10 when installing
Left stator 11-1 and right stator 11-2.Left stator 11-1 and right stator 11-2 is separately mounted to 2 stators of shell 1
In installation portion, and it is connected with shell 1 interference fit.
2 bearings 9 are solid with the outer wall of the left socle 21 of support 2 and the central circular of right support 22 with its outer ring respectively
Fixed connection；2 bearings 9 are connected so that its inner ring and rotating shaft 6 interference fit are fixing respectively；2 one stage impeller about 7 points
It is located at the left and right sides of 2 bearings 9, and lays respectively at the left end cap 31 of end cap 3 and the second annular portion of right end cap 32
In 3-2；2 sencond stage impellers about 8 points are located at the left and right sides of 2 one stage impeller 7, and lay respectively at end cap 3
In 3rd annular portion 3-3 of left end cap 31 and right end cap 32；One stage impeller 7 and sencond stage impeller 8 are respectively by its axle
Connecting hole is socketed with rotating shaft 6 interference fit.
The left end cap 31 of end cap 3 is fastened on the left socle 21 of support 2 by sealing ring from left to right, left socle 21
Be fastened on the left end of shell 1 by sealing ring after, by respective bolt on the left of left end cap 31, left socle 21 and shell 1
After the alignment of hole, connect with bolt is fixing；The right end cap 32 of end cap 3 is fastened on support 2 by sealing ring from right to left
On right support 22, right support 22 is fastened on the right-hand member of shell 1 by sealing ring；And by 2, left and right support 2 all with it
First annulus protuberance 2-1 from inside to outside support installation portion with shell 1 closely cooperates socket；2 supports 2 in left and right are equal
Closely cooperate after being socketed with the inwall of its second annulus protuberance 2-2 Yu the first annular portion 3-1 of 2 end caps 3 in left and right,
After respective bolt hole alignment on the right side of right end cap 32, right support 22 and shell 1, connect with bolt is fixing, thus complete
The assembling of the air conditioner refrigerating compressor of cost implementation.
The space that end cap 3, support 2 and sealing bearing 9 surround jointly constitutes discharge chambe 12.And the left and right sides is respectively
Constitute left discharge chambe 12-1 and right discharge chambe 12-2.
The air conditioner refrigerating compressor of the present embodiment, implements two-stage turbine by one stage impeller 7 and sencond stage impeller 8 and compresses, system
Cryogen enters from suction nozzle 4, exports from outlet nozzle 5 after compression.
When needing 2 discharge chambes to work together, two planar motor stators are all energized, left suction nozzle 41 and right air inlet
Mouth 42 all inputs cold-producing medium, exports from left outlet nozzle 51 and right outlet nozzle 52 after compression and converges output.When having only to
During one discharge chambe work, it is only necessary to controlling a suction nozzle 4 and input cold-producing medium, another suction nozzle does not input cold-producing medium
?.By the control of supporting drive circuit board, can conveniently realize a stator energising or 2 stators are energized simultaneously,
And the adjustment of rotating speed can be realized by the size of current adjusting stator winding.
In sum, the air conditioner refrigerating compressor of the present embodiment, use two-stage turbine compress mode, can preferably ensure system
The compression ratio of cryogen；Two discharge chambes, two discharge chambes are used to share a bimorph transducer single-rotor motor, need to make rapidly
Time cold, the rotating speed of motor full power, up to about 50,000 revs/min, drives two discharge chambes to work, refrigerating speed simultaneously
Hurry up, good refrigeration effect；Any one when without refrigeration or heat insulation work state rapidly, in optional two discharge chambes
Work, and the rotating speed of motor is controlled by the drive circuit board supporting with it, and motor conversion can electrodeless adjust, and makes
With the middle saving energy；Structure is relatively easy, and its shell and support member use bolt seal to connect；Thus occurring
During fault, detachable maintaining is convenient, effectively reduces use cost.
Above example is the explanation of the detailed description of the invention to the present invention, rather than limitation of the present invention, relevant technology is led
The technical staff in territory is without departing from the spirit and scope of the present invention, it is also possible to makes various conversion and change and obtains
To the technical scheme of corresponding equivalent, the technical scheme of the most all equivalents all should be included into the patent protection model of the present invention
Enclose.
Claims (8)
1. an air conditioner refrigerating compressor, including shell (1), it is characterised in that: also include support (2), end cap (3),
Suction nozzle (4), outlet nozzle (5), rotating shaft (6), one stage impeller (7), sencond stage impeller (8), seal bearing (9),
Planar motor rotor (10) and plane motor stator (11)；
Described support (2) is provided with the identical left socle of structure (21) and right support (22)；End cap (3) is provided with knot
Left end cap (31) that structure is identical and right end cap (32)；Suction nozzle (4) and outlet nozzle (5) are respectively in left end cap (31)
Upper with right end cap (32) the most each arrange 1；One stage impeller (7), sencond stage impeller (8), sealing bearing (9) and plane
Motor stator (11) is provided with 2 that structure is identical respectively；
Described planar motor rotor (10) is fixedly mounted on the centre position of rotating shaft (6)；2 planar motor stators (11)
It is fixedly mounted on the inwall of shell (1) and is positioned at the both sides of planar motor rotor (10)；2 bearings (9) are respectively
It is connected so that its inner ring and rotating shaft (6) interference fit are fixing, and lays respectively at the left and right of 2 planar motor stators (11)
Both sides；2 bearings (9) are fixing with the left socle (21) of support (2) and right support (22) even with its outer ring respectively
Connect；2 one stage impeller (7) are located at the left and right sides of 2 bearings (9)；2 sencond stage impellers (8) are located at 2 one
The left and right sides of level impeller (7)；2 one stage impeller (7) and 2 sencond stage impellers (8) respectively with rotating shaft (6)
Interference fit is socketed；
The left end cap (31) of end cap (3) is fastened on the left socle (21) of support (2) by sealing ring from left to right,
Left socle (21) is connected fixing for three by bolt be fastened on the left end of shell (1) by sealing ring after；End cap (3)
Right end cap (32) be fastened on the right support (22) of support (2) by sealing ring from right to left, right support (22)
Connected fixing for three by bolt be fastened on the right-hand member of shell (1) by sealing ring after；2 end caps (3), 2
Frame (2) and 2 sealing bearings (9) surround 2 discharge chambes (12) of formation respectively.
Air conditioner refrigerating compressor the most according to claim 1, it is characterised in that: described shell (1) is aluminium alloy material
The column member of the hollow of matter；The both sides inwall of shell (1) is provided with support installation portion the most recessed in wall body；
The middle part of the inner wall of shell (1) is left and right is provided with 2 stator installation portions recessed in wall body；Shell (1)
Wall body near periphery is provided with 6 link bolt hole.
Air conditioner refrigerating compressor the most according to claim 2, it is characterised in that: described support (2) is circular aluminum
Alloy integral piece；Support (2) is provided with the first annulus protuberance (2-1) near about outer end portion and the second annulus highlights
Portion (2-2)；Threeth annulus consistent with the second annulus protuberance (2-2) direction it is provided with at the middle circle of support (2)
Protuberance (2-3)；The external diameter of support (2) is identical with the external diameter of shell (1), the wall of the close periphery of support (2)
Body is provided with the link bolt hole that number upper with support (2) is identical.
Air conditioner refrigerating compressor the most according to claim 3, it is characterised in that: described end cap (3) is aluminium alloy material
Matter integral piece；End cap (3) is by indentation and gradually prominent to the same side integral company successively in the same axial line of outer circumference
The first annular portion (3-1), the second annular portion (3-2), the 3rd annular portion (3-3) and the 4th annular portion (3-4) connect
Composition；Second annular portion (3-2) of end cap (3) be provided with left and right to manhole as suction nozzle installing hole；End
Lid (3) the 4th annular portion (3-4) axis on wall body be provided with left and right to manhole as outlet nozzle pacify
Dress hole；The wall body of the close periphery of end cap (3) is provided with the link bolt hole that number upper with support (2) is identical.
Air conditioner refrigerating compressor the most according to claim 4, it is characterised in that: the blade of described one stage impeller (7)
External diameter is more than the outer blade diameter of sencond stage impeller (8)；The material of one stage impeller (7) and sencond stage impeller (8) is ferrochrome
Manganese tungsten alloy.
Air conditioner refrigerating compressor the most according to claim 5, it is characterised in that: described planar motor rotor (10)
Material be neodymium ferrum.
Air conditioner refrigerating compressor the most according to claim 6, it is characterised in that: described 2 end caps (3), 2
Support (2) and shell (1) assembling time, 2, left and right support (2) all with its first annulus protuberance (2-1) from interior
Outwards closely cooperate socket with the support installation portion of shell (1)；2, left and right support (2) all highlights with its second annulus
The inwall of first annular portion (3-1) of portion (2-2) and 2 end caps (3) in left and right closely cooperates socket.
Air conditioner refrigerating compressor the most according to claim 7, it is characterised in that: 2 described one stage impeller (7) point
The left and right sides of 2 bearings (9) is located in left and right, and lays respectively at left end cap (31) and the right end cap (32) of end cap (3)
The second annular portion (3-2) in；The left and right sides of 2 one stage impeller (7) is located in 2 sencond stage impeller (8) point left and right,
And lay respectively in the left end cap (31) of end cap (3) and the 3rd annular portion (3-3) of right end cap (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210545252.3A CN103062079B (en) | 2012-12-17 | 2012-12-17 | Air conditioner refrigerating compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210545252.3A CN103062079B (en) | 2012-12-17 | 2012-12-17 | Air conditioner refrigerating compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103062079A CN103062079A (en) | 2013-04-24 |
| CN103062079B true CN103062079B (en) | 2016-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210545252.3A Active CN103062079B (en) | 2012-12-17 | 2012-12-17 | Air conditioner refrigerating compressor |
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| CN (1) | CN103062079B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107044426A (en) * | 2017-04-06 | 2017-08-15 | 无锡好力泵业有限公司 | The PM rotor of draining pump and the draining pump comprising it, washing machine |
| CN111706521A (en) * | 2020-06-28 | 2020-09-25 | 青岛中加特电气股份有限公司 | Be applied to motor and slush pump of slush pump |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5711652A (en) * | 1994-10-29 | 1998-01-27 | Pierburg Ag | Electrically driven air pump having a drive motor balanced in situ |
| US6375438B1 (en) * | 1999-03-15 | 2002-04-23 | Samjin Co., Ltd. | Two-stage centrifugal compressor |
| CN101956689A (en) * | 2009-07-15 | 2011-01-26 | 江苏洛克电气有限公司 | Magnetic suspension refrigeration compressor |
| CN202991539U (en) * | 2012-12-17 | 2013-06-12 | 江苏洛克电气有限公司 | Air-conditioning refrigeration compressor |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06245458A (en) * | 1993-02-22 | 1994-09-02 | Sony Corp | Flat brushless motor |
| US6997686B2 (en) * | 2002-12-19 | 2006-02-14 | R & D Dynamics Corporation | Motor driven two-stage centrifugal air-conditioning compressor |
| JP5567311B2 (en) * | 2009-10-22 | 2014-08-06 | 株式会社日立産機システム | Axial gap motor, compressor, motor system, and generator |
-
2012
- 2012-12-17 CN CN201210545252.3A patent/CN103062079B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5711652A (en) * | 1994-10-29 | 1998-01-27 | Pierburg Ag | Electrically driven air pump having a drive motor balanced in situ |
| US6375438B1 (en) * | 1999-03-15 | 2002-04-23 | Samjin Co., Ltd. | Two-stage centrifugal compressor |
| CN101956689A (en) * | 2009-07-15 | 2011-01-26 | 江苏洛克电气有限公司 | Magnetic suspension refrigeration compressor |
| CN202991539U (en) * | 2012-12-17 | 2013-06-12 | 江苏洛克电气有限公司 | Air-conditioning refrigeration compressor |
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| Publication number | Publication date |
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| CN103062079A (en) | 2013-04-24 |
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Address after: 213000, No. 55, palm Road, economic development zone, bell tower, Jiangsu, Changzhou Applicant after: Jiangsu Lucky Electrical Co., Ltd. Address before: 213000, room 527, Xincheng mansion complex, No. 888 middle Wu Road, Wujin District, Jiangsu, Changzhou Applicant before: Jiangsu Lucky Electrical Co., Ltd. |
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