CN103573634B - Oil baffle plate and compressor applying oil baffle plate - Google Patents
Oil baffle plate and compressor applying oil baffle plate Download PDFInfo
- Publication number
- CN103573634B CN103573634B CN201210271824.3A CN201210271824A CN103573634B CN 103573634 B CN103573634 B CN 103573634B CN 201210271824 A CN201210271824 A CN 201210271824A CN 103573634 B CN103573634 B CN 103573634B
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- CN
- China
- Prior art keywords
- oil
- oil baffle
- bent axle
- flabellum
- baffle plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Compressor (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses an oil baffle plate. The oil baffle plate is connected to the upper end of a crank shaft and comprises a transmission part fixedly connected with the crank shaft and an oil-gas separation part vertically arranged at the upper end of the transmission part, wherein the oil-gas separation part is provided with a plurality of strip-shaped fan blades which are obliquely distributed relative to the axis of the crank shaft. After the oil baffle plate is connected to the upper end of the crank shaft and an oil-gas mixture flows through the oil baffle plate, the oil-gas mixture suffers from a centrifugal force under the rotary effect of each strip-shaped fan blade; the mass of freezing oil is obviously greater than that of high-pressure gas so that the freezing oil is thrown to the outer edge of the oil baffle plate and the high-pressure gas is gathered at the central position of the oil baffle plate; meanwhile, the collision area of the oil-gas mixture and the oil baffle plate is enlarged under the effect of each strip-shaped fan blade so that the high-pressure gas and the freezing oil are easy to separate. The oil baffle plate provided by the invention can be used for easily separating the freezing oil mixed with the high-pressure gas so as to reduce the freezing oil flowing out from a compressor. The invention further discloses the compressor with the oil baffle plate.
Description
Technical field
The present invention relates to compression device technical field, more particularly, to a kind of oil baffle.The invention still further relates on one kind has
State the compressor of oil baffle.
Background technology
Compressor is that a kind of pressure by gas rises to the driven fluid machinery of high pressure from low pressure, according to its operation principle
Displacement type and velocity profile can be divided into, and rotary compressor is as relatively conventional one kind in displacement type, its range of application with
Economic continuous development is also more and more wider.
Rotary compressor mainly include housing and be arranged at stator in housing, rotor, bent axle, deafener, cylinder and
Rolling-rotor, stator and rotor composition drive the motor of bent axle rotation, and bent axle can drive under the drive of stator and rotor
Connected rolling-rotor is in cylinder motion, thus low-pressure gas is sucked in this rotary compressor, rolling-rotor simultaneously
Rotation by low-pressure gas boil down to gases at high pressure, this gases at high pressure flows out from the gas outlet of cylinder, and passes through noise reduction further
Device flows into the inner chamber of housing, and finally the venthole from housing flows out this compressor.
The housing bottom of above-mentioned compressor be stored with substantial amounts of freezing oil, there is inside bent axle passing through of its head and the tail of insertion
Wear oilhole, run through oilhole lower end and be provided with spiral oil guide piece, freezing oil is in the presence of spiral oil guide piece, each on bent axle
Individual dispersion oilhole reaches each friction part, and to reach the purpose of lubrication, and unnecessary freezing oil then continues through and runs through oilhole
Upper end discharge, and drop back into housing bottom.Known from experience due to the high pressure gas after overcompression and pass through deafener and stator and rotor
Between space reach housing top, in this course, each friction part a part freezing oil and bent axle top stream
The part freezing oil going out can flow out compressor after mixing with gases at high pressure, and travels further into other parts of air conditioning system
In, thus affecting the heat transfer effect of air conditioning system, also resulting in pressure at expulsion and rising.
In order to solve the above problems, typically in bent axle upper end setting oil baffle, the generally circular solid slab of this oil baffle, its
It is connected at the oilhole of bent axle upper end, and it can stop freezing oil from mixing with gases at high pressure by running through oilhole.But, above-mentioned
Oil baffle cannot stop that the oil that freezes of each friction part flows out compressor so that flowing with the mixture of gases at high pressure formation well
The freezing oil mass going out compressor housing is still larger, still can produce more serious harmful effect to the performance of air conditioning system.
Therefore, how to reduce the freezing oil flowing out from the housing of compressor, it has also become those skilled in the art urgently solves
Technical barrier certainly.
Content of the invention
It is an object of the invention to provide a kind of oil baffle, this oil baffle can reduce the freezing flowed out from the housing of compressor
Oil.It is a further object of the present invention to provide a kind of compressor with above-mentioned oil baffle.
In order to reach above-mentioned first purpose, the present invention provides following technical scheme:
A kind of oil baffle, is connected to bent axle upper end, including the driving section fixing with described bent axle and be vertically installed in institute
State the Oil-gas Separation portion of driving section upper end, described Oil-gas Separation portion has multiple axis tilt distribution with respect to described bent axle
Bar shaped flabellum.
Preferably, the outer rim in described Oil-gas Separation portion is located at the gap of stator and rotor along the axial projection of described bent axle
Interior.
Preferably, the surface of described bar shaped flabellum is planar structure.
Preferably, described bar shaped flabellum includes left side flabellum and the right side fan being located at described driving section axis both sides respectively
Leaf, the incline direction of described left side flabellum and described right side flabellum is contrary.
Preferably, the incline direction of two neighboring described bar shaped flabellum is contrary.
Preferably, the incline direction of multiple described bar shaped flabellums is identical.
Preferably, described driving section center has connecting hole, and described connecting hole is passed through with described bent axle even in described driving section
Connect.
Preferably, described driving section and described bent axle are connected by screw.
Preferably, described driving section and described Oil-gas Separation portion are integral type structure.
Preferably, the angle of inclination of described bar shaped flabellum is 30 ° -60 °.
Preferably, the thickness of described bar shaped flabellum and height are respectively 1mm-3mm and 5mm-10mm, and two neighboring described
Centre-to-centre spacing between bar shaped flabellum is 3mm-10mm.
In technique scheme, the oil baffle that the present invention provides is connected to bent axle upper end, and it includes fixing with bent axle
Driving section and the Oil-gas Separation portion being vertically installed in driving section upper end, Oil-gas Separation portion has multiple axles with respect to bent axle
The bar shaped flabellum of line tilt distribution.This oil baffle is connected to bent axle upper end, gases at high pressure are oily with the freezing of each friction part
When the gas mixture being mixed to form flows through this oil baffle, under the turning effort of each bar shaped flabellum, gas mixture will be subject to
Centrifugal force, because the quality of freezing oil is significantly greater than the quality of gases at high pressure, therefore freezes oil and will be thrown toward the outer rim of oil baffle,
And gases at high pressure are then gathered in the center of oil baffle, meanwhile, in the presence of above-mentioned each bar shaped flabellum, gas mixture with
The collision area of oil baffle will increase, and gases at high pressure are easier to separate with freezing oil.As can be seen here, compared to institute in background technology
The content introduced, the oil baffle that the present invention provides easily separates the freezing oil being mixed in gases at high pressure, thus reducing from compression
The freezing oil that machine flows out.
In order to realize above-mentioned second purpose, present invention also offers a kind of compressor, including bent axle and with described song
The oil baffle that axle connects, described oil baffle is the oil baffle described in any of the above-described.Because above-mentioned oil baffle has above-mentioned technology
Effect, the compressor with this oil baffle also should have corresponding technique effect.
Brief description
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Have technology description in required use accompanying drawing be briefly described it should be apparent that, drawings in the following description are the present invention
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 is the structural representation of compressor provided in an embodiment of the present invention;
Fig. 2 is a kind of structural representation of oil baffle provided in an embodiment of the present invention;
Fig. 3 is the overlooking the structure diagram of Fig. 2;
Fig. 4 is the structural representation of another kind oil baffle provided in an embodiment of the present invention.
In figure 1 above -4:
Gas bomb 1, freezing oil 2, cylinder 3, deafener 4, bent axle 5, stator 6, rotor 7, oil baffle 8, driving section 81, oil gas
Separated part 82, bar shaped flabellum 83, upper lid 9.
Specific embodiment
The core of the present invention is to provide a kind of oil baffle, and this oil baffle can reduce the freezing flowed out from the housing of compressor
Oil.Another core of the present invention is to provide a kind of compressor with above-mentioned oil baffle.
In order that those skilled in the art more fully understands technical scheme, below in conjunction with accompanying drawing with specifically
The present invention is described in further detail for embodiment.
As shown in figure 1, composition drives the motor of bent axle 5 rotation after the stator 6 of compressor and rotor 7 energising, bent axle 5 exists
Connected rolling-rotor can be driven under the drive of stator 6 and rotor 7 to move in cylinder 3, thus by low-pressure gas certainly
Suck in this compressor in gas bomb 1, the rotation of rolling-rotor simultaneously is by low-pressure gas boil down to gases at high pressure, this gases at high pressure
Flow out from the gas outlet of cylinder 3, and flow into the inner chamber of compressor housing further by deafener 4, finally the row on upper lid 9
Pore flows out this compressor.The freezing oil 2 of compressor housing bottom will reach each friction part by the oilhole on bent axle 5,
And unnecessary freezing oil 2 then can the oilhole from bent axle 5 upper end flow out, the freezing oil 2 of each friction part can be mixed with gases at high pressure
Close, form gas mixture.
As Figure 2-3, oil baffle 8 provided in an embodiment of the present invention can pass through alignment pin, or the mode of interference fit is even
It is connected to bent axle 5 upper end, it includes the driving section 81 fixing with bent axle 5 and the Oil-gas Separation being vertically installed in driving section 81 upper end
Portion 82, Oil-gas Separation portion 82 has the bar shaped flabellum 83 of multiple axis tilt distribution with respect to bent axle 5.The position of driving section 81
Put higher than the balance weight on bent axle 5, less than the steam vent on upper lid 9, the incline direction of each bar shaped flabellum 83 is identical.Above-mentioned bar shaped
The relative dimensions of flabellum 83 are preferably as follows:Thickness is 1mm-3mm, highly for 5mm-10mm, between adjacent two bar shaped flabellums 83
Centre-to-centre spacing is 3mm-10mm, and these sizes are only optimization range, are not specifically restricted.The surface of bar shaped flabellum 83 can be planar junction
The curved-surface structures such as structure, alternatively cambered surface, in view of planar structure is easier to process, embodiment of the present invention preferred planar structure.
Above-mentioned oil baffle 8 is connected to bent axle 5 upper end, gases at high pressure are mixed to form with the freezing oil 2 of each friction part
Gas mixture when flowing through this oil baffle 8, under the turning effort of each bar shaped flabellum 83, gas mixture is entered with tangential velocity
Oil 2 will therefore be freezed by centrifugal force because the quality of freezing oil 2 is significantly greater than the quality of gases at high pressure after entering this oil baffle 8
The outer rim to rotor 7 will be got rid of by oil baffle 8, and gases at high pressure are then gathered in the center of oil baffle 8, meanwhile, above-mentioned each
In the presence of bar shaped flabellum 83, gas mixture will increase with the collision area of oil baffle 8, promote collision probability between the two
Increase so that gases at high pressure are easier to separate with freezing oil 2, thus the oil droplet of freezing oil 2 is easier polymerization and finally in gravity
Housing bottom is dropped back under effect.It can be seen that, compared to the content described in background technology, oil baffle provided in an embodiment of the present invention
8 are easier to separate the freezing oil 2 being mixed in gases at high pressure, thus reducing the freezing oil 2 flowing out from compressor, it is to avoid freezing oil 2
After outflow, the service behaviour of other parts is had undesirable effect.
On the other hand, the bar shaped flabellum 83 of inclination can also provide smoothly passage for the gases at high pressure in compressor chamber,
Thus reducing its resistance to gases at high pressure, reduce the pressure loss.
In further technical scheme, the outer rim in Oil-gas Separation portion 82 provided in an embodiment of the present invention is along bent axle 5 axially
Projection be located in the gap of stator 6 and rotor 7.Because gas mixture is to be reached by the gap between stator 6 and rotor 7
Housing epicoele simultaneously passes through the steam vent discharge on upper lid 9, further so above-mentioned set-up mode can ensure the size of oil baffle 8
The discharge scope of gas mixture can preferably be covered, so that gas mixture is contacted with oil baffle to greatest extent with this, with
Just preferably separately it is mixed in the freezing oil 2 in gases at high pressure.
Set-up mode in Oil-gas Separation portion 82 for the above-mentioned bar shaped flabellum 83 also can adopt other forms, for example:Can by institute
Bar shaped flabellum 83 is had to be divided into left side flabellum and the right side flabellum positioned at driving section 81 axis both sides respectively, and left side flabellum and right side
The tendency of flabellum is in opposite direction, i.e. left side flabellum and right side flabellum are symmetrical arranged along the median plane of oil baffle 8, as Fig. 4 institute
Show;Also the incline direction of two neighboring bar shaped flabellum 83 can be made contrary.Aforesaid way all can strengthen oil baffle 8 rotation when institute's shape
The centrifugal force field becoming, and then it is easier to separately freeze oil 2.Certainly, the distribution mode of bar shaped flabellum 83 can also be other modes,
It is not limited to above-mentioned set-up mode.
Further in technical scheme, the center of driving section 81 has connecting hole, driving section 81 pass through this connecting hole with
Bent axle 5 connects.Rivet or other connectors can be squeezed in the oilhole on above-mentioned connecting hole and bent axle 5 when being embodied as, with
Guarantee oil baffle 8 is reliably connected with bent axle 5.More specifically, above-mentioned driving section 81 and bent axle 5 are connected by screw, Ji Jiangqu
The upper end oilhole of axle 5 is set to screwed hole, inserts the screws into the connection in the hole on driving section 81, and screws in bent axle 5.Aobvious
So, this kind of connected mode is more convenient, and connection reliability is more preferably it is even more important that above-mentioned set-up mode can preferably stop
Unnecessary freezing oil 2 outflow bent axle 5 in the oilhole of bent axle 5, thus reduce the freezing oil 2 flowing out from compressor further.More
Specifically, above-mentioned connecting hole can be set to shoulder hole, oil baffle 8 is fixed on by bent axle 5 upper end by sunk screw.
Above-mentioned driving section 81 and Oil-gas Separation portion 82 can adopt split-type structural, process each required on both
Again both are welded after structure, both are set to integral structure, that is, in an entirety by the processing mode that may also be employed being molded
Driving section 81 and Oil-gas Separation portion 82 and other dependency structures are processed on part, is flexibly selected according to processing conditionss when specifically used
Select.
Preferably, the angle of inclination of above-mentioned bar shaped flabellum 83 is 30 ° -60 °, and through overtesting, this numerical range can ensure
Centrifugal force field produced by bar shaped flabellum 83 is in more powerful scope, freezes oil 2 to separate to a greater degree, more enters one
Step ground, the angle of inclination of bar shaped flabellum 83 is set to 45 °.Certainly, the angle of inclination of bar shaped flabellum 83 is also dependent on using field
Close and processing request is set to other numerical value, be not restricted herein.
Compressor provided in an embodiment of the present invention includes bent axle 5, stator 6, rotor 7 and the oil baffle being connected with bent axle 5
8, this oil baffle 8 is the oil baffle 8 described by any of the above-described scheme.Because above-mentioned oil baffle 8 has above-mentioned technique effect, have
The compressor of this oil baffle 8 also should have corresponding technique effect, do not describe in detail herein.
Above to oil baffle provided by the present invention and its compressor applied is described in detail.Used herein
Specific case is set forth to the principle of the present invention and embodiment, and the explanation of above example is only intended to help understand
The method of the present invention and its core concept.It should be pointed out that for those skilled in the art, without departing from this
On the premise of inventive principle, the present invention can also be carried out with some improvement and modify, these improve and modification also falls into the present invention
In scope of the claims.
Claims (8)
1. a kind of oil baffle, is connected to bent axle (5) upper end it is characterised in that including the driving section fixing with described bent axle (5)
(81) and be vertically installed in the Oil-gas Separation portion (82) of described driving section (81) upper end, described Oil-gas Separation portion (82) has
The bar shaped flabellum (83) of multiple axis tilt distribution with respect to described bent axle (5), the surface of described bar shaped flabellum (83) is flat
Face structure;
Described bar shaped flabellum (83) includes being located at left side flabellum and the right side flabellum of described driving section (81) axis both sides, institute respectively
State left side flabellum and the incline direction of described right side flabellum is contrary, described bar shaped flabellum (83) is the gases at high pressure in compressor chamber
Passage is provided;Along the axial direction of described bent axle (5), the outlet of described passage is located at the import of described passage away from described bent axle (5)
Side.
2. according to the oil baffle described in claim 1 it is characterised in that the outer rim in described Oil-gas Separation portion (82) is along described song
The projection of axle (5) axial direction is located in stator (6) and the gap of rotor (7).
3. according to the oil baffle described in claim 1 it is characterised in that described driving section (81) center has connecting hole, described
Driving section (81) is connected with described bent axle (5) by described connecting hole.
4. according to the oil baffle described in claim 3 it is characterised in that described driving section (81) pass through spiral shell with described bent axle (5)
Nail connects.
5. according to the oil baffle described in claim 1 it is characterised in that described driving section (81) and described Oil-gas Separation portion (82)
For integral type structure.
6. according to the oil baffle any one of claim 1-5 it is characterised in that the inclination angle of described bar shaped flabellum (83)
Spend for 30 ° -60 °.
7. according to the oil baffle any one of claim 1-5 it is characterised in that the thickness of described bar shaped flabellum (83) and
The centre-to-centre spacing being highly respectively between 1mm-3mm and 5mm-10mm, and two neighboring described bar shaped flabellum (83) is 3mm-10mm.
8. a kind of compressor, the oil baffle (8) be connected including bent axle (5) and with described bent axle (5) is it is characterised in that described
Oil baffle (8) is the oil baffle (8) as any one of claim 1-7.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201210271824.3A CN103573634B (en) | 2012-07-31 | 2012-07-31 | Oil baffle plate and compressor applying oil baffle plate |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201210271824.3A CN103573634B (en) | 2012-07-31 | 2012-07-31 | Oil baffle plate and compressor applying oil baffle plate |
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CN103573634A CN103573634A (en) | 2014-02-12 |
CN103573634B true CN103573634B (en) | 2017-02-08 |
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CN201210271824.3A Expired - Fee Related CN103573634B (en) | 2012-07-31 | 2012-07-31 | Oil baffle plate and compressor applying oil baffle plate |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6345099B2 (en) * | 2014-12-08 | 2018-06-20 | 日立ジョンソンコントロールズ空調株式会社 | Sealed electric compressor and air conditioner |
CN106351842A (en) * | 2016-10-12 | 2017-01-25 | 珠海格力节能环保制冷技术研究中心有限公司 | Enclosed type rolling rotor compressor |
CN108425831A (en) * | 2018-04-24 | 2018-08-21 | 珠海凌达压缩机有限公司 | Compressor and oil blocking cap thereof |
Citations (9)
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---|---|---|---|---|
CN85108114A (en) * | 1984-11-06 | 1986-08-27 | 株式会社东芝 | Rotary compressor for refrigerant |
JPS62199992A (en) * | 1986-02-28 | 1987-09-03 | Hitachi Ltd | Enclosed rotary compressor |
JPH051683A (en) * | 1991-06-27 | 1993-01-08 | Daikin Ind Ltd | High pressure dome type compressor |
JPH0735076A (en) * | 1993-07-22 | 1995-02-03 | Toshiba Corp | Horizontal rotary compressor |
KR100270871B1 (en) * | 1998-02-24 | 2000-11-01 | 윤종용 | Rotary compressor |
CN201152259Y (en) * | 2007-12-29 | 2008-11-19 | 松下·万宝(广州)压缩机有限公司 | Compressor |
CN201265530Y (en) * | 2008-08-01 | 2009-07-01 | 珠海格力电器股份有限公司 | Oil separator of rotary compressor |
CN101769257A (en) * | 2008-12-30 | 2010-07-07 | 上海日立电器有限公司 | Gas-oil separation baffle for air condition compressor |
CN202690454U (en) * | 2012-07-31 | 2013-01-23 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and oil baffle plate applied to the same |
-
2012
- 2012-07-31 CN CN201210271824.3A patent/CN103573634B/en not_active Expired - Fee Related
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN85108114A (en) * | 1984-11-06 | 1986-08-27 | 株式会社东芝 | Rotary compressor for refrigerant |
JPS62199992A (en) * | 1986-02-28 | 1987-09-03 | Hitachi Ltd | Enclosed rotary compressor |
JPH051683A (en) * | 1991-06-27 | 1993-01-08 | Daikin Ind Ltd | High pressure dome type compressor |
JPH0735076A (en) * | 1993-07-22 | 1995-02-03 | Toshiba Corp | Horizontal rotary compressor |
KR100270871B1 (en) * | 1998-02-24 | 2000-11-01 | 윤종용 | Rotary compressor |
CN201152259Y (en) * | 2007-12-29 | 2008-11-19 | 松下·万宝(广州)压缩机有限公司 | Compressor |
CN201265530Y (en) * | 2008-08-01 | 2009-07-01 | 珠海格力电器股份有限公司 | Oil separator of rotary compressor |
CN101769257A (en) * | 2008-12-30 | 2010-07-07 | 上海日立电器有限公司 | Gas-oil separation baffle for air condition compressor |
CN202690454U (en) * | 2012-07-31 | 2013-01-23 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and oil baffle plate applied to the same |
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Publication number | Publication date |
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CN103573634A (en) | 2014-02-12 |
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