CN106151047A - Scroll compressor and drive shaft for scroll compressor - Google Patents
Scroll compressor and drive shaft for scroll compressor Download PDFInfo
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- CN106151047A CN106151047A CN201510205545.0A CN201510205545A CN106151047A CN 106151047 A CN106151047 A CN 106151047A CN 201510205545 A CN201510205545 A CN 201510205545A CN 106151047 A CN106151047 A CN 106151047A
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- drive shaft
- screw compressor
- main bearing
- spill port
- crank pin
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Abstract
The present invention relates to a scroll compressor, comprising: a compression mechanism; a driving shaft including an eccentric crank pin on an end surface thereof, the eccentric crank pin cooperating with a portion of the compression mechanism to drive the compression mechanism; a motor configured to rotate a drive shaft and including a stator and a rotor; and a main bearing housing in which a main bearing for supporting the drive shaft is accommodated, the main bearing housing having a recess for accommodating the eccentric crank pin and a part of the compression mechanism, wherein at least one oil return passage for guiding lubricating oil from the recess to an outside of the main bearing housing is provided in the drive shaft. The invention also relates to a drive shaft for a scroll compressor provided with an oil return passage.
Description
Technical field
The present invention relates to a kind of screw compressor and the drive shaft for screw compressor.
Background technology
The content of this part provide only the background information relevant to the disclosure, and it may be not intended that
Prior art.
Screw compressor generally includes compression mechanism, drive shaft and motor.Compression mechanism includes determining whirlpool
Rotation parts and dynamic scroll element.Move scroll element under the driving of drive shaft relative to determining scroll element
Carry out moving motion so that dynamic scroll element and the blade determining scroll element are bonded with each other to form body
The long-pending discharge chambe that working fluid (such as, cold-producing medium) is compressed being gradually reduced.Drive shaft
By the bearings being contained in bearing block and driven by motor and rotate.
Each moving component above-mentioned is required to the lubrication of lubricating oil to maintain the working stability of compressor
Property and reliability.Therefore, the oil circulation system of compressor is the important component part of compressor.
The oil circulation system of compressor includes fuel feeding part and oil return part.It is desirable that, compressor
Oil circulation system lubricating oil can not only be properly supplied to each motion parts and
Need to be recycled in oil storage tank lubricating oil in appropriate amount.
Accordingly, it would be desirable to a kind of, there is simple in construction, assembling simplification and the profit of energy efficient recovery lubricating oil
The compressor of oil reclaim system.
Summary of the invention
It is an object of the present invention to provide one have simple in construction, assembling simplify and can be effective
Reclaim the screw compressor of the oil recovery system of lubricating oil.
According to it is an object of the present invention to provide a kind of lower-cost screw compressor.
A kind of effectively returning for screw compressor is provided according to further object is that
Receive the drive shaft of lubricating oil.
According to an aspect of the invention, it is provided a kind of screw compressor, including: compression mechanism；
Drive shaft, drive shaft includes eccentric crank pin, eccentric crank pin and the one of compression mechanism on its end face
Part coordinates to drive compression mechanism；Motor, motor structure becomes to make drive shaft rotate and include stator
And rotor；And main bearing seat, main bearing seat is equipped with the base bearing for supporting drive shaft,
Main bearing seat has for housing eccentric crank pin and the recess of a part of compression mechanism, wherein,
Drive shaft is provided with lubricating oil is directed at least one drainback passage outside main bearing seat from recess.
According to said structure, owing to being provided with the lubrication in the recess of main bearing seat in drive shaft
Oil is to the drainback passage of the bottom-boot of compressor, therefore without arranging radial hole in main bearing seat
And without being arranged around the component such as oil guide pipe, kuppe at compressor housing.So, above-mentioned knot
Structure provide not only effective drainback passage, and can reduce the number of components of compressor, simplification
The structure of compressor.Furthermore it is possible to reduce the system relevant to the such as component such as oil guide pipe, kuppe
Make, cost of installation and maintenance, thus reduce the cost of whole compressor.
Alternatively, drainback passage includes that the part in addition to eccentric crank pin of the end face from drive shaft is big
Cause the axially extending spill port of axis direction and from axial spill port radially along drive shaft
Extend out to the radial direction spill port of the external cylindrical surface of drive shaft.
Alternatively, drainback passage includes that the part in addition to eccentric crank pin of the end face from drive shaft is prolonged
Extend the oblique spill port of the external cylindrical surface of drive shaft.
Preferably, the axis direction of drive shaft is provided with radially spill port in the upside of motor or downside.
When arranging radially spill port in the upside of motor, be conducive to radially spill port processing and manufacturing and can
To cool down motor further.When arranging radially spill port in the downside of motor, then can make air-flow pair
Minimum is down in the impact of lubricating oil.
It addition, drive shaft is additionally provided with oil supply gallery, oil supply gallery include being arranged on drive shaft with
Compress the concentric holes in the end that mechanism is contrary and extend to the end face of eccentric crank pin from concentric holes
Eccentric orfice.
Preferably, the position corresponding to base bearing of drive shaft is additionally provided with from eccentric orfice radially side
To outward extending first radial hole.Such structure is conducive to being lubricated base bearing to extend master
The life-span of bearing.
Preferably, screw compressor also includes being oppositely disposed with main bearing seat and for supporting drive shaft
The asessory shaft bearing of the other end, asessory shaft bearing is provided with auxiliary bearing and in drive shaft
The position corresponding to auxiliary bearing be additionally provided with from concentric holes the most outward extending
Two radial holes.Such structure is conducive to being lubricated to extend the longevity of auxiliary bearing to auxiliary bearing
Life.
Preferably, radially spill port is the elongated hole of circumferentially direction extension or is horn-like hole.
Preferably, axial spill port is blind hole.
Alternatively, being provided with the first balance weight on the end of the neighbouring main bearing seat of rotor, oil return is led to
The outlet in road is arranged on the top of the first balance weight；And/or between main bearing seat and the first balance weight also
Being provided with the second balance weight being fixed to drive shaft, the outlet of drainback passage is arranged on the second balance weight
Lower section.
Preferably, the bottom surface of main bearing seat is provided with the kuppe of cylindrical shape.Lead owing to being provided with
Stream cover, can stop lubricating oil and make lubricating oil flow downward along kuppe.
According to another aspect of the present invention it also relates to a kind of drive shaft for screw compressor,
Wherein, drive shaft includes the eccentric crank pin being arranged on its one end, and it is logical to be provided with fuel feeding wherein
Road and drainback passage.Oil supply gallery includes being arranged on drive shaft with screw compressor compression mechanism phase
The anti-concentric holes in end and extend to the eccentric orfice of end face of eccentric crank pin from concentric holes.Return
Oil passage includes that the part in addition to eccentric crank pin of the end face from drive shaft is approximately along drive shaft
The axially extending spill port of axis direction and radially extend out to drive from axial spill port
The radial direction spill port of the external cylindrical surface of moving axis.
Accompanying drawing explanation
By description referring to the drawings, the feature of one or several embodiment of the present invention and
Advantage will become better understood by, wherein:
Fig. 1 is the longitudinal section of screw compressor；
Fig. 2 is the enlarged diagram of the indicated part of the dotted line V in Fig. 1；
Fig. 3 is the schematic cross-section intercepted along the line M-M of Fig. 1；
Fig. 4 is the longitudinal section of the drive shaft according to first embodiment of the invention；And
Fig. 5 is the longitudinal section of the drive shaft according to second embodiment of the invention.
Detailed description of the invention
Description related to the preferred embodiment is the most exemplary below, and be definitely not the present invention and
Application or the restriction of usage.Use identical reference to represent identical portion in various figures
Part, the structure of thus like parts will not be repeated again.
First total structure and the operation logic of screw compressor will be described with reference to Fig. 1.It should be understood that
Compressor in Fig. 1 is only for illustration purposes only, and the unrestricted present invention.
As it is shown in figure 1, screw compressor 100 (the most also can be referred to as compressor) typically wraps
Include housing 110, be arranged on the top cover 112 of housing 110 one end and be arranged on housing 110 other end
Bottom 114.Housing 110 is provided with compression mechanism 10, drive shaft 30 and motor 20.Compression
Mechanism 10 includes determining scroll element 150 and dynamic scroll element 160.Motor 20 is configured to make drive shaft
30 rotate, and then, the rotation of drive shaft 30 makes dynamic scroll element 160 relative to determining scroll element
150 moving motions (that is, move the central axis of scroll element 160 around the center determining scroll element 150
Axis rotates, but dynamic scroll element 160 itself will not rotate around the central axis of itself), thus real
The compression of existing fluid.
Dynamic scroll element 160 includes end plate 164, the hub portion 162 being formed at end plate side and is formed at
The spiral helicine blade 166 of end plate opposite side.Determine scroll element 150 to include end plate 154, be formed at end
The spiral helicine blade 156 of plate side and the air vent 152 of the substantial middle position being formed at end plate.
Determining between the helical blade 156 of scroll element 150 and the helical blade 166 of dynamic scroll element 160
Form a series of volume at the compression chamber being gradually reduced to radially inner side from radial outside.Wherein, radially
Outermost compression chamber is in pressure of inspiration(Pi), and the compression chamber of radially inner most is in pressure at expulsion.Middle
Compression chamber be between pressure of inspiration(Pi) and pressure at expulsion, thus be also referred to as middle pressure chamber.
The side of dynamic scroll element 160 is by the top (it constitutes thrust surfaces) of main bearing seat 140
Support.One end of drive shaft 30 is supported by the base bearing 144 being arranged in main bearing seat 140, and another
End is supported by the auxiliary bearing being arranged in asessory shaft bearing or step 170 or lower bearing 174.
One end of the neighbouring dynamic scroll element 160 of drive shaft 30 is provided with eccentric crank pin 32, eccentric bent
Unloading lining 42 it is provided with between the hub portion 162 of handle pin 32 and dynamic scroll element 160.Eccentric mechanism
In the hole of the generally D-shaped that pin 32 can be contained in unloading lining 42.By means of eccentric crank pin 32
Can realize compressing the radial compliance of mechanism with unloading lining 42.
Motor 20 is made up of stator 122 and rotor 124.Stator 122 is generally fixedly installed to housing
110.Rotor 124 is fixedly installed to drive shaft 30.So, when rotor 124 rotates, rotor 124
Driving drive shaft 30 to rotate, drive shaft 30 drives dynamic scroll element 160 translational motion (i.e., then
Moving is moved).
In the example of the screw compressor shown in Fig. 1, can have in the storage of the bottom of compressor housing
Lubricating oil.Correspondingly, it is formed in drive shaft 30 approximately along its axially extended passage, is i.e. formed
At the centre bore 136 of drive shaft 30 lower end and extend up to eccentric crank pin 32 from centre bore 136
The eccentric orfice 134 of end face.The end of centre bore 136 can be immersed in the lubrication bottom compressor housing
In oil or be otherwise supplied with lubricating oil.In a kind of example, can be at this centre bore 136
In or in its end, oil feeding device is set, such as oil pump or oil fork etc..Operating at compressor
During, one end of centre bore 136 is fed with lubricating oil by oil feeding device, enters centre bore
The lubricating oil of 136 is subject to centrifugal forces and pumped or be thrown to partially in drive shaft 30 rotary course
The end face reaching up to eccentric crank pin 32 is flowed up in central hole 134 and along eccentric orfice 134.
From the lubricating oil of the end face discharge of eccentric crank pin 32 along unloading lining 42 and eccentric crank pin 32
Between gap and unloading lining 42 and hub portion 162 between gap flow downward arrival main bearing seat
In the recess 146 of 140.Furthermore it is also possible in the position corresponding to base bearing 144 of drive shaft 30
Place is provided with the radial hole 132 with eccentric orfice 134 fluid communication to provide lubrication to base bearing 144
Oil.It is also possible to arrange in the position corresponding to lower bearing or auxiliary bearing 174 of drive shaft 30
There is the radial hole 138 with centre bore 136 fluid communication to provide lubricating oil to lower bearing 174.?
In this example, centre bore 136, eccentric orfice 134 and radial hole 132 and 138 constitute drive shaft
The oil supply gallery of 30.
In some conventional or existing compressors, in order to make lubricating oil after lubricating each moving component
It is back in the oil storage tank bottom compressor, especially, in order to make lubrication eccentric crank pin and unloading lining
Lubricating oil after set is back to oil storage tank from the central indentation of main bearing seat, sets in main bearing seat
It is equipped with centre recess from which and radially extends the hole running through main bearing seat so that lubricating oil can be along compression
The housing of machine is toward in the oil storage tank bottom compressor.But, in such configuration, along shell
The lubricating oil that body flows down is frequently subjected to the impact of air-flow, the most even can be taken out of compressor by air-flow, by
This causes the amount deficiency of the lubricating oil stored in oil storage tank.Conventional or the existing compressor at other
In, in order to prevent the air-flow impact on lubricating oil, be provided with at the appropriate section of housing oil guide groove or
Oil guide pipe is so that the lubricating oil flowed down along housing separates with air-flow, i.e. make lubricating oil not by air-flow
Impact.But, in such configuration, need by welding or the mode such as interference engagement by oil guide groove,
Kuppe or oil guide pipe are fixed to the housing of compressor or other parts of compressor, thereby increase group
Dress load, reduces packaging efficiency.It addition, welding or interference engagement also may can make the shell of compressor
Body or other parts produce less desirable deformation.Be also possible to produce extraly with oil guide groove, kuppe or
The manufacture of oil guide pipe, assemble or safeguard relevant cost or expense.
In order to solve the problems referred to above, present inventor contemplate arrange in drive shaft 30 oil return lead to
Road so as by the lubricating oil in the recess 146 of main bearing seat 144 towards oil storage tank guide rather than
Main bearing seat arranges radial hole lubricating oil to be guided into the housing of compressor.Therefore, the present invention's
In structure, it is not necessary at housing adjacent, oil guide groove, kuppe or oil guide pipe are set, such that it is able to overcome by
The problems that oil guide groove, kuppe or oil guide pipe are caused.
Below with reference to accompanying drawings the drainback passage of the drive shaft according to the present invention, particularly drive shaft is entered
Row describes in detail.See Fig. 2, drive shaft 30 also include from the end face of drive shaft 30 except bias
The axial spill port 135 that part outside crank-pin 32 downwardly extends along the axis direction of drive shaft 30
And the radial direction spill port 137 extended radially outwardly from axial spill port 135.Axially spill port 135
It is in fluid communication with the recess 146 of main bearing seat 140.In the illustrated embodiment, axial spill port
135 constitute the drainback passage 131 of drive shaft 30 with radially spill port 137.
By the drive shaft 30 according to the present invention, lubricating oil is via the oil supply gallery (tool of drive shaft 30
Body ground, centre bore 136 and eccentric orfice 134) it flow to the end face of eccentric crank pin 32, to eccentric mechanism
The hub portion 162 of pin 32, unloading lining 42 and dynamic scroll element is lubricated, and is then gathered in master
In the recess 146 of bearing block 140.The biggest portion being gathered in the recess 146 of main bearing seat 140
The axial spill port 135 that lubricating oil of sharing in the benefit can flow by drive shaft 30 flows downward, and via footpath
Drive shaft 30 is flowed out to spill port 137.
It should be understood that position is set can changing of radially spill port 137.Such as Fig. 4 and Fig. 2 institute
Showing, radially spill port 137 can be generally disposed at the top of motor 20.Thus, in conjunction with Fig. 3, from
Radially spill port 137 throws away and splashes to form drop or vaporific lubricating oil can pass through such as motor
The gap 125 between gap 123 and stator 122 and housing 110 between the stator winding 126 of 20
Flow downwardly in the oil storage tank bottom compressor.In this embodiment illustrated, lubricating oil is conducive to
Reduce the temperature of motor 20 further, thus can improve the efficiency of motor 20.
It addition, in the case of being provided with balance weight on the end face of the rotor 124 of motor 20, radially return
Oilhole 137 can be generally disposed at the top of this balance weight.Similarly, get rid of from radial direction spill port 137
Go out and splash and can pass through each gap in motor (motor) with formation drop or vaporific lubricating oil
Flow downwardly in the oil storage tank bottom compressor.
Can also arrange balance weight in drive shaft 30, this balance weight can be close to main bearing seat 140.
In this case, radially spill port 137 may be located at the balance weight in drive shaft 30 and rotor 124
On balance weight between, i.e. be positioned at the lower section of the balance weight in drive shaft 30 and be positioned at rotor 124
On the top of balance weight.
As depicted in figs. 1 and 2, leading of cylindrical shape can be provided with on the bottom surface of main bearing seat 140
Stream cover 120.Owing to being provided with kuppe 120, lubricating oil can be stopped and make lubricating oil along water conservancy diversion
Cover 120 flows downward.Preferably, kuppe 120 can be arranged on the top of motor winding.
As it is shown in figure 5, radially spill port 137 can also be generally disposed at the lower section of motor 20.At this
In illustrated configuration, lubricating oil is directly back to the lower section of motor 20, i.e. closer to oil storage tank, therefore,
The air-flow impact on lubricating oil can be reduced further.
It should be understood that, it is illustrated that concrete example merely for the sake of explanation the purpose of the present invention, rather than limit
The present invention processed, therefore, above-mentioned concrete example can have various change.Such as, the oil return of drive shaft 30
Passage 138 can be that the part in addition to eccentric crank pin from the end face of drive shaft 30 directly extends
Run through the oblique spill port of the sidewall of drive shaft 30 rather than by the axial oil return in above-mentioned embodiment
Hole 135 and radially spill port 137 are constituted.Additionally, radially spill port 137 can be and axial oil return
Hole 135 connect and circumferentially direction extend elongated hole or can be in horn-like, in order to lubrication
Between gap 123 and/or stator 122 and housing 110 that oil is evenly distributed between stator winding 126
Gap 125 in, thus preferably cooling motor 20.Similarly, the size of radially spill port 137
Can also change according to actual needs with shape.Although radially spill port 137 shows in the diagram
Go out the top for being positioned at motor 20, be shown in Figure 5 for being positioned at the lower section of motor 20, however permissible
It is contemplated that radially spill port 137 can be provided with above and below motor 20.In diagram
Example in, axial spill port 135 is blind hole, it is to be understood, however, that axially spill port 135 can
To be the hole of other forms, such as stepped hole, eccentric orfice, angling hole or through hole etc..It addition, axle
The axis direction of drive shaft 30 can be not exclusively parallel to the bearing of trend of spill port 135, but phase
Axis direction for drive shaft 30 is angled.
Specifically describe various embodiments and the modification of the present invention, but this area skill
Art personnel it should be understood that the invention is not limited in above-mentioned specific embodiment and modification but can
To include other various possible combinations and combinations.
Although having described the various embodiments of the present invention in detail at this, it should be appreciated that the present invention is also
Be not limited to the detailed description of the invention describing in detail here and illustrating, without departing from the present invention essence and
Other modification and variant is may be effected by one skilled in the art in the case of scope.All these changes
Type and variant are within the scope of the present invention.And, all components described here can be by it
He replaces by the component of technical upper equivalent.
Claims (12)
1. a screw compressor (100), including:
Compression mechanism (10)；
Drive shaft (30), described drive shaft (30) includes eccentric crank pin (32) on its end face,
Described eccentric crank pin (32) coordinates to drive described pressure with a part for described compression mechanism (10)
Contracting mechanism (10)；
Motor (20), described motor (20) is configured to make described drive shaft (30) rotate and include
Stator (122) and rotor (124)；And
Main bearing seat (140), is equipped with for supporting described driving in described main bearing seat (140)
The base bearing (144) of axle (30), described main bearing seat (140) has for housing described eccentric bent
The recess (146) of a described part for handle pin (32) and described compression mechanism (10),
Wherein, described drive shaft (30) is provided with by lubricating oil from described recess (146) guiding extremely
At least one drainback passage (131) that described main bearing seat (140) is outside.
2. screw compressor (100) as claimed in claim 1, wherein, described drainback passage (131)
The portion in addition to described eccentric crank pin (32) including the described end face from described drive shaft (30)
Divide approximately along the axially extending spill port of the axis direction (135) of described drive shaft (30) and from institute
State axial spill port (135) and radially extend out to the external cylindrical surface of described drive shaft (30)
Radial direction spill port (137).
3. screw compressor (100) as claimed in claim 1, wherein, described drainback passage (131)
The portion in addition to described eccentric crank pin (32) including the described end face from described drive shaft (30)
Divide the oblique spill port of the external cylindrical surface extending to described drive shaft (30).
4. screw compressor (100) as claimed in claim 2, wherein, along described drive shaft (30)
Described axis direction the upside of described motor (20) or downside are provided with described radial direction spill port
(137)。
5. the screw compressor (100) as according to any one of Claims 1-4, wherein, described
Being additionally provided with oil supply gallery in drive shaft (30), described oil supply gallery includes being arranged on described drive shaft
(30) with the concentric holes (136) in described compression mechanism (10) contrary end and from described
Concentric holes (136) extends to the eccentric orfice (134) of the end face of described eccentric crank pin (32).
6. screw compressor (100) as claimed in claim 5, wherein, in described drive shaft (30)
The position corresponding to described base bearing (144) be additionally provided with from described eccentric orfice (134) along footpath
Outward extending first radial hole (132) to direction.
7. screw compressor (100) as claimed in claim 5, wherein, described screw compressor (100)
Also include being oppositely disposed with described main bearing seat (140) and for supporting described drive shaft (30)
Asessory shaft bearing (170), is provided with auxiliary bearing (174) in described asessory shaft bearing (170),
And
It is additionally provided with in the position corresponding to described auxiliary bearing (174) of described drive shaft (30)
From the most outward extending second radial hole of described concentric holes (136) (138).
8. the screw compressor (100) as described in claim 2 or 4, wherein, described radial direction oil return
Hole (137) is the elongated hole of circumferentially direction extension or is horn-like hole.
9. the screw compressor (100) as described in claim 2 or 4, wherein, described axial oil return
Hole (135) is blind hole.
10. the screw compressor (100) as according to any one of Claims 1-4, wherein,
It is provided with the first balance weight on the end of the neighbouring described main bearing seat (140) of described rotor (124),
The outlet of described drainback passage (131) is arranged on the top of described first balance weight；And/or
It is additionally provided with between described main bearing seat (140) and described first balance weight described in being fixed to and drives
Second balance weight of moving axis (30), the outlet of described drainback passage (131) is arranged on described second flat
The lower section of weighing apparatus block.
11. screw compressors (100) as according to any one of Claims 1-4, wherein,
The kuppe (120) of cylindrical shape it is provided with on the bottom surface of described main bearing seat (140).
12. 1 kinds of drive shafts (30) for screw compressor (100), wherein, described drive shaft
(30) include the eccentric crank pin (32) being arranged on its one end, and be provided with oil supply gallery wherein
With drainback passage (131),
Described oil supply gallery include being arranged on described drive shaft (30) with described screw compressor (100)
The contrary end of compression mechanism (10) in concentric holes (136) and from described concentric holes (136)
Extend to the eccentric orfice (134) of the end face of described eccentric crank pin (32), and
Described drainback passage (131) include the end face from described drive shaft (30) except described eccentric bent
Part outside handle pin (32) is approximately along axially extending time of the axis direction of described drive shaft (30)
Oilhole (135) and from described axial spill port (135) radially extend out to described in drive
The radial direction spill port (137) of the external cylindrical surface of moving axis (30).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510205545.0A CN106151047B (en) | 2015-04-24 | 2015-04-24 | Scroll compressor and drive shaft for scroll compressor |
| PCT/CN2016/075985 WO2016169348A1 (en) | 2015-04-24 | 2016-03-09 | Scroll compressor and driving shaft for scroll compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510205545.0A CN106151047B (en) | 2015-04-24 | 2015-04-24 | Scroll compressor and drive shaft for scroll compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106151047A true CN106151047A (en) | 2016-11-23 |
| CN106151047B CN106151047B (en) | 2019-11-15 |
Family
ID=57347351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510205545.0A Active CN106151047B (en) | 2015-04-24 | 2015-04-24 | Scroll compressor and drive shaft for scroll compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106151047B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109404289A (en) * | 2017-08-16 | 2019-03-01 | 艾默生环境优化技术(苏州)有限公司 | rotary machine |
| CN110168225A (en) * | 2017-01-11 | 2019-08-23 | 三菱电机株式会社 | Compressor |
| CN111089055A (en) * | 2018-10-23 | 2020-05-01 | 艾默生环境优化技术(苏州)有限公司 | Scroll compressor having a plurality of scroll members |
| CN112392727A (en) * | 2020-11-02 | 2021-02-23 | 珠海格力节能环保制冷技术研究中心有限公司 | Oil circuit structure, bent axle, compressor and air conditioner |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101223365A (en) * | 2005-05-23 | 2008-07-16 | 丹佛斯商业压缩机公司 | Scroll-type refrigerant compressor |
| CN202250845U (en) * | 2011-04-30 | 2012-05-30 | 湖南华强电气有限公司 | Oil returning structure of vortex compressor |
| JP2012207624A (en) * | 2011-03-30 | 2012-10-25 | Sanyo Electric Co Ltd | Scroll compressor |
| US20130251543A1 (en) * | 2012-03-23 | 2013-09-26 | Bitzer Kuehlmaschinenbau Gmbh | Compressor with Oil Return Passage Formed Between Motor and Shell |
| CN104047849A (en) * | 2014-07-03 | 2014-09-17 | 湖南联力精密机械有限公司 | Vortex air compressor with built-in lubricating oil path |
| CN104105878A (en) * | 2012-02-09 | 2014-10-15 | 大金工业株式会社 | Compressor |
| CN204591678U (en) * | 2015-04-24 | 2015-08-26 | 艾默生环境优化技术(苏州)有限公司 | Scroll compressor and drive shaft for scroll compressor |
-
2015
- 2015-04-24 CN CN201510205545.0A patent/CN106151047B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101223365A (en) * | 2005-05-23 | 2008-07-16 | 丹佛斯商业压缩机公司 | Scroll-type refrigerant compressor |
| JP2012207624A (en) * | 2011-03-30 | 2012-10-25 | Sanyo Electric Co Ltd | Scroll compressor |
| CN202250845U (en) * | 2011-04-30 | 2012-05-30 | 湖南华强电气有限公司 | Oil returning structure of vortex compressor |
| CN104105878A (en) * | 2012-02-09 | 2014-10-15 | 大金工业株式会社 | Compressor |
| US20130251543A1 (en) * | 2012-03-23 | 2013-09-26 | Bitzer Kuehlmaschinenbau Gmbh | Compressor with Oil Return Passage Formed Between Motor and Shell |
| CN104047849A (en) * | 2014-07-03 | 2014-09-17 | 湖南联力精密机械有限公司 | Vortex air compressor with built-in lubricating oil path |
| CN204591678U (en) * | 2015-04-24 | 2015-08-26 | 艾默生环境优化技术(苏州)有限公司 | Scroll compressor and drive shaft for scroll compressor |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110168225A (en) * | 2017-01-11 | 2019-08-23 | 三菱电机株式会社 | Compressor |
| CN110168225B (en) * | 2017-01-11 | 2020-09-15 | 三菱电机株式会社 | Compressor with a compressor housing having a plurality of compressor blades |
| CN109404289A (en) * | 2017-08-16 | 2019-03-01 | 艾默生环境优化技术(苏州)有限公司 | rotary machine |
| CN109404289B (en) * | 2017-08-16 | 2024-05-14 | 谷轮环境科技（苏州）有限公司 | Rotary machine |
| CN111089055A (en) * | 2018-10-23 | 2020-05-01 | 艾默生环境优化技术(苏州)有限公司 | Scroll compressor having a plurality of scroll members |
| CN112392727A (en) * | 2020-11-02 | 2021-02-23 | 珠海格力节能环保制冷技术研究中心有限公司 | Oil circuit structure, bent axle, compressor and air conditioner |
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| CN106151047B (en) | 2019-11-15 |
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