CN103620219B - A hermetic compressor comprising an oil sucking member - Google Patents
A hermetic compressor comprising an oil sucking member Download PDFInfo
- Publication number
- CN103620219B CN103620219B CN201280032097.3A CN201280032097A CN103620219B CN 103620219 B CN103620219 B CN 103620219B CN 201280032097 A CN201280032097 A CN 201280032097A CN 103620219 B CN103620219 B CN 103620219B
- Authority
- CN
- China
- Prior art keywords
- elastomeric element
- arbor
- bracket
- oil suction
- suction part
- 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.)
- Expired - Fee Related
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/02—Lubrication
- F04B39/0223—Lubrication characterised by the compressor type
- F04B39/023—Hermetic compressors
- F04B39/0238—Hermetic compressors with oil distribution channels
- F04B39/0246—Hermetic compressors with oil distribution channels in the rotating shaft
- F04B39/0253—Hermetic compressors with oil distribution channels in the rotating shaft using centrifugal force for transporting the oil
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/02—Lubrication
- F04B39/0223—Lubrication characterised by the compressor type
- F04B39/023—Hermetic compressors
- F04B39/0261—Hermetic compressors with an auxiliary oil pump
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressor (AREA)
Abstract
A hermetic compressor comprises: a casing (2), wherein lubricating oil is disposed; a motor having a rotor (3) and a stator (4); a piston; a cylinder; and a crankshaft (5) that is snap-fittingly mounted to the core of the rotor. The lower end of the crankshaft is immersed into the oil in the casing. An oil sucking member (6) in cylindrical form is disposed through the lower end of the crankshaft into the interior thereof and concentrically with the crankshaft, transferring the oil in the casing to the crankshaft (5). A bracket (7), whereon the oil sucking member is placed, is connected to the stator, providing the oil sucking member to be stationary during the operation of the motor. At least one resilient member (8) is disposed on the bracket, that surrounds the end of the oil sucking member seated onto the bracket or that is seated into the end of the oil sucking member seated onto the bracket, providing the oil sucking member (6) to be centered in the crankshaft.
Description
Technical field
The present invention relates to including the hermetic compressor of oil suction part, this oil suction part improves the lubrication of its movable part
Condition.
Background technology
In reciprocating hermetic compressor used in refrigerator, sliding bearing that arbor works wherein and other can
Moving parts is lubricated by the oil being arranged in compressor case.Within the compressor, lubrication provides and reduces movable part
Frictional dissipation, prevent wear and tear and by reduce compressor part temperature remove heat.In compressor lubrication system,
The oil of outer casing bottom is sucked to be delivered to bearing to be lubricated and compressor part.Act on generally, due to arbor rotation
Centrifugal force on oil is used for for the oil of outer casing bottom being delivered to bearing.Variable displacement compressor used in refrigerator
In, provide, by changing compressor rotary speed, the refrigerating capacity changing according to working condition.Due to capabilities will be being met
In the case of air compressor motor with tick-over, so in the bearing working under the conditions of hydrodynamic lubrication it may happen that abrasion.
In order to deliver required oil in the case that air compressor motor is with tick-over, transport groove by having spiral helicine oil
Cylindrical oil suction part is arranged in the lower end of arbor dipped in oil with one heart along the rotation axiss of arbor.Due to closed
Vibrate in the work process of compressor, thus oil suction part be placed in arbor center cause problem and oil suction part by
Deform in the inner surface clashing into arbor.The deformation in oil suction part is occurred to negatively affect the lubricating efficiency of compressor.
Oil suction part can not be provided as being maintained on same vertical axis in arbor in the work process of arbor, and
Therefore lubricating efficiency declines.
In the international document of sequence number WO03012297 of prior art state, describe to use in hermetic compressor
And the elastomeric element being located on the base of oil-servicing facilities.
Content of the invention
A kind of hermetic compressor is realized in aiming at of the present invention, it include providing the lubrication of movable part and its
Oil transports performance and obtains improved oil suction part.
In Section 1 claim and its corresponding claims, the target realized to reach the present invention of elaboration is closed
Compressor includes：By member supporting in the shell wherein and wherein placing the oil of lubrication movable part；There is rotor and determine
The motor of son；Piston refrigerant fluid being delivered under pressurised conditions cooling system is provided；Pistons work is in therein
Cylinder；Direction along its rotation axis is slipped into and is ordinatedly installed to rotor core and providing and is sent to the rotary motion of rotor
The arbor of piston, its lower end is immersed in the oil in shell and is wherein disposed with and starts in axial direction to reach it from its lower end
Gap in main body；Lower end through arbor enters into the oil suction of its cylinder form that is internal and being concentrically disposed with arbor
Part, the oil in shell is delivered to arbor by it；Oil suction part is connected to the bracket of stator, it is during electric motor operation
Offer makes oil suction part stationary；And the elastomeric element being placed in oil suction part is arranged on bracket, it is in the work of motor
There is provided during work and oil suction part is maintained on same vertical axis in arbor.
In one embodiment of the invention, oil suction part includes being arranged at least one of elastomeric element outthrust.
This outthrust is located in elastomeric element, extends towards bracket from oil suction part.Elastomeric element around outthrust, thus closed
Protect outthrust in the work process of compressor and increase the locomotivity of oil suction part.
In one embodiment of the invention, oil suction part includes at least one housing, and elastomeric element is located in this housing
And it is movable within.Elastomeric element extends towards housing from bracket.In the work process of hermetic compressor, spring members are subject to
Pressure or stretching, extension.Therefore, elastomeric element provides makes the elastic force of oil suction part put oil suction part in arbor to increase and to provide
In center.
In one embodiment of the invention, the diameter that outthrust has is less than the diameter of oil suction part.Oil suction part is used
Act on the stop part of the elastomeric element around outthrust.Therefore, limit the shifting around outthrust and oil suction part for the elastomeric element
Dynamic.
In one embodiment of the invention, elastomeric element extends at least in part in arbor.
In one embodiment of the invention, the diameter with diameter greater than elastomeric element that oil suction part has.
In one embodiment of the invention, elastomeric element is arranged on arbor lower end.Therefore, broadening by oil from
Shell is delivered to the opening that arbor is passed through.
In one embodiment of the invention, elastomeric element is spring shape.Occur in compressor operation shakes
The dynamic elastomeric element by means of spring shape absorbs.The elastomeric element of spring shape is used as pump and advantageously affects oil in arbor
Rise.
Brief description
Realize shown in the drawings to reach the hermetic compressor of the target of the present invention, wherein：
Fig. 1 is the schematic diagram of the hermetic compressor including oil suction part.
Fig. 2 is the exploded view of oil suction part, bracket and elastomeric element.
Fig. 3 is the perspective view of oil suction part, bracket and elastomeric element.
Fig. 4 is the exploded view of bracket, elastomeric element and the oil suction part with housing.
Fig. 5 is the perspective view of bracket, elastomeric element and the oil suction part with housing.
Fig. 6 is the front perspective view of elastomeric element and the bracket with spring.
Fig. 7 is the figure of details A in Fig. 6.
Fig. 8 is the top perspective of elastomeric element and the bracket with spring.
Element shown in figure is numbered as follows：
1. hermetic compressor
2. shell
3. rotor
4. stator
5. arbor
6. oil suction part
7. bracket
8. elastomeric element
9. outthrust
10. housing
11. springs.
Specific embodiment
Hermetic compressor 1 includes：Part is carried on the outer of the oil wherein and wherein placing lubrication movable part
Shell 2；There is rotor 3 and the motor of stator 4；Work refrigerant fluid being delivered under pressurised conditions cooling system is provided
Plug；Pistons work is in cylinder therein；Direction along its rotation axis is slipped into and is ordinatedly installed to the core of rotor 3 and provides
The rotary motion of rotor 3 is sent to the arbor 5 of piston, its lower end be immersed in the oil in shell 2 and be wherein disposed with from
Its lower end starts in axial direction to reach the gap B in its main body；Lower end through arbor 5 enters into its internal and and arbor
The oil suction part 6 of 5 cylinder form being concentrically disposed with, the oil in shell 2 is delivered to arbor 5 by it；It is connected to the upper of stator 4
The bracket 7 of oil suction part 6 is placed in face, and it provides during electric motor operation makes oil suction part 6 static；And it is arranged on bracket
At least one elastomeric element 8 on 7, it around the end of the oil suction part 6 being placed on bracket 7 or is placed to bracket 7
On the end of oil suction part 6 in, oil suction part 6 is placed in center in arbor 5 by its offer（Fig. 1）.
In household electrical appliance, preferably in cooling device, provided by reciprocating hermetic compressor 1 for refrigeration
The circulation of cold-producing medium.In these hermetic compressors 1, execution lubrication can with reduce hermetic compressor 1 in work process
Frictional dissipation in moving parts, prevent from wearing and tearing and remove the heat that friction produces.The lower end of arbor 5 is immersed in shell 2
Oil in, and the oil in shell 2 is sucked in arbor 5 by the effect of centrifugal force.By means of being placed into arbor 5 with one heart
In oil suction part 6, oil is transported upwards gap B in arbor 5, and is transported to motor and slip from this gap B
Displaceable element on bearing.
Elastomeric element 8 provides, in the operation process of motor, in arbor 5, oil suction part 6 is placed in center.Oil suction portion
Part 6 is placed in elastomeric element 8 to enter in arbor 5.On the one hand, elastomeric element 8 pass through radially with by arbor 5
The Vibration Synchronization that formed mobile preventing oil suction part 6 from bumping against the inner surface of arbor 5, and on the other hand, due to its by means of
Bracket 7 is connected to stator 4 and absorbs the oscillating movement of motor.Additionally, elastomeric element 8 prevents oil suction part 6 from transport or holding in the palm
Damage in the installation process of frame 7.
The elastomeric element 8 that the end of the oil suction part 6 being placed on bracket 7 is functionally connected to is in motor operation process
In stretch and provide oil suction part 6 is placed in center.
In one embodiment of the invention, oil suction part 6 include being placed on bracket 7 and by elastomeric element 8 around
Cylinder form at least one outthrust 9.Outthrust 9 promote by oil suction part 6 be installed to elastomeric element 8 neutralization make lubrication
Oil is drawn in arbor 5.The outer surface in addition to outthrust 9 of oil suction part 6 is spiral helicine.Therefore it provides with controlled
Mode deliver oil（Fig. 2 and Fig. 3）.
In one embodiment of the invention, oil suction part 6 includes at least one housing wherein laying elastomeric element 8
10.Elastomeric element 8 is provided by stretching in the housing 10 or pressurized in arbor 5, oil suction part 6 being placed in center（Fig. 4
And Fig. 5）.
The diameter that outthrust 9 has is less than the diameter of oil suction part 6.Diameter around the elastomeric element 8 of outthrust 9 is less than
The diameter of oil suction part 6.Therefore, oil suction part 6 is used as the stop part of elastomeric element 8.
In one embodiment of the invention, elastomeric element 8 is at least partially disposed in arbor 5.By means of elastic
Part 8 is it is therefore prevented that oil suction part 6 bumps against the wall of arbor 5, and provides and will inhale by radially absorbing the vibration of arbor 5
Oily part 6 is maintained on same vertical axis in arbor 5.
In one embodiment of the invention, elastomeric element 8 extends from bracket 7 towards the lower end of arbor 5.By machine
Gap between axle 5 and bracket 7, promotes and transmits oil in arbor 5.
In one embodiment of the invention, elastomeric element 8 is shaped as the cone narrowing from bottom to top.Circular cone
The elastomeric element 8 of form during promoting to aspirate oil by arbor 5, oil is drawn in arbor 5, and advantageously affects oily existing
Movement in arbor 5.
In another embodiment of the present invention, elastomeric element 8 is made up of elastomeric material.
In another embodiment of the present invention, elastomeric element 8 is made up of coil spring.By means of oil suction part 6
During transmission oil, the elastomeric element 8 of form of springs is used as helical channel and provides the oil rising making in arbor 5（Figure
2nd, Fig. 3, Fig. 4 and Fig. 5）.
In one embodiment of the invention, bracket 7 include provide by elastomeric element 8 be installed to bracket 7 at least one
Spring 11.Therefore, elastomeric element 8 and the locomotivity of oil suction part 6 are improved（Fig. 6, Fig. 7 and Fig. 8）.
By means of the present invention it is achieved that a kind of hermetic compressor 1, it includes offer and oil suction part 6 is maintained at arbor 5
In on same vertical axis and improve the elastomeric element 8 of its lubricating efficiency.By means of elastomeric element 8, decrease removable zero
The frictional dissipation of part, prevent abrasion and by reduce hermetic compressor 1 part temperatures remove heat.By means of
Elastomeric element 8, promotes for bracket 7 to be installed to arbor 5.
It will be understood that, the present invention is not limited by embodiment disclosed above, and those skilled in the art can be easily
Introduce different embodiments.These should be considered in the protection domain that the claim of the present invention is advocated.
Claims (9)
1. a kind of hermetic compressor（1）, including：Part is carried on the oil wherein and wherein placing lubrication movable part
Shell（2）；There is rotor（3）And stator（4）Motor；There is provided and refrigerant fluid is delivered under pressurised conditions cooling
The piston of system；Pistons work is in cylinder therein；Direction along its rotation axis is slipped into and is ordinatedly installed to rotor（3）Core
Portion and providing rotor（3）Rotary motion be sent to the arbor of piston（5）, its lower end is immersed in shell（2）In oil in
And wherein it is disposed with and start in axial direction to reach the gap its main body from its lower end（B）；Through arbor（5）Lower end enter
Enter in its inside and and arbor（5）The oil suction part of the cylinder form being concentrically disposed with（6）, it is by shell（2）In
Oil is delivered to arbor（5）；It is connected to stator（4）Above place oil suction part（6）Bracket（7）, it is in electric motor operation mistake
There is provided in journey makes oil suction part（6）It is static,
It is characterized in that, it is arranged on bracket（7）On at least one elastomeric element（8）, it is around being placed to bracket（7）On suction
Oily part（6）End or be placed to and be placed to bracket（7）On oil suction part（6）End in, it is provided oil suction
Part（6）In arbor（5）In be placed in center;Bracket（7）Including providing elastomeric element（8）It is installed to bracket（7）At least one
Individual spring（11）.
2. hermetic compressor as claimed in claim 1（1）It is characterised in that described oil suction part（6）There is cylindrical
At least one outthrust of formula（9）, described outthrust is placed to bracket（7）Above and by elastomeric element（8）Around.
3. hermetic compressor as claimed in claim 1（1）It is characterised in that described oil suction part（6）Have and wherein lay
Elastomeric element（8）At least one housing（10）.
4. hermetic compressor as claimed in claim 2（1）It is characterised in that outthrust（9）Diameter be less than oil suction part
（6）Diameter.
5. the hermetic compressor as any one of Claims 1-4（1）It is characterised in that described elastomeric element（8）
It is at least partially disposed at arbor（5）In.
6. the hermetic compressor as any one of Claims 1-4（1）It is characterised in that described elastomeric element（8）
From bracket（7）Towards arbor（5）Lower end extend.
7. the hermetic compressor as any one of Claims 1-4（1）It is characterised in that described elastomeric element（8）
It is the form of the cone narrowing from bottom to top.
8. the hermetic compressor as any one of Claims 1-4（1）It is characterised in that described elastomeric element（8）
It is made up of elastomeric material.
9. the hermetic compressor as any one of Claims 1-4（1）It is characterised in that described elastomeric element（8）
It is made up of coil spring.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TRA2011/06340 | 2011-06-27 | ||
| TR201106340 | 2011-06-27 | ||
| PCT/EP2012/062482 WO2013000963A1 (en) | 2011-06-27 | 2012-06-27 | A hermetic compressor comprising an oil sucking member |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103620219A CN103620219A (en) | 2014-03-05 |
| CN103620219B true CN103620219B (en) | 2017-02-22 |
Family
ID=46354380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201280032097.3A Expired - Fee Related CN103620219B (en) | 2011-06-27 | 2012-06-27 | A hermetic compressor comprising an oil sucking member |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP2724026B1 (en) |
| CN (1) | CN103620219B (en) |
| ES (1) | ES2579607T3 (en) |
| SI (1) | SI2724026T1 (en) |
| WO (1) | WO2013000963A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111271254B (en) * | 2018-12-05 | 2022-07-12 | 安徽美芝制冷设备有限公司 | Oil supply structure for compressor and compressor with same |
| PL4089283T3 (en) * | 2021-03-31 | 2024-05-20 | Arçelik Anonim Sirketi | A hermetic compressor comprising a spring connection member |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1151479A (en) * | 1995-10-13 | 1997-06-11 | 三星电子株式会社 | Reciprocating compressor |
| CN1300347A (en) * | 1998-07-01 | 2001-06-20 | 扎纳西电机公司 | Oil pump for a hermetic compressor |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60119389A (en) * | 1983-11-30 | 1985-06-26 | Toshiba Corp | Sealed-type compressor |
| KR100693171B1 (en) * | 2001-05-18 | 2007-03-13 | 주식회사 엘지이아이 | Oil Pumping apparatus for hermetic compressor |
| KR100756445B1 (en) * | 2001-05-18 | 2007-09-07 | 주식회사 엘지이아이 | Oil Pumping apparatus for hermetic compressor |
| JP4513238B2 (en) * | 2001-06-20 | 2010-07-28 | 株式会社富士通ゼネラル | Hermetic compressor |
| DE60136016D1 (en) | 2001-07-28 | 2008-11-13 | Lg Electronics Inc | OIL FEEDING DEVICE FOR COMPRESSOR IN COOLING SYSTEM |
-
2012
- 2012-06-27 CN CN201280032097.3A patent/CN103620219B/en not_active Expired - Fee Related
- 2012-06-27 EP EP12729654.9A patent/EP2724026B1/en active Active
- 2012-06-27 WO PCT/EP2012/062482 patent/WO2013000963A1/en unknown
- 2012-06-27 ES ES12729654.9T patent/ES2579607T3/en active Active
- 2012-06-27 SI SI201230651A patent/SI2724026T1/en unknown
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1151479A (en) * | 1995-10-13 | 1997-06-11 | 三星电子株式会社 | Reciprocating compressor |
| CN1300347A (en) * | 1998-07-01 | 2001-06-20 | 扎纳西电机公司 | Oil pump for a hermetic compressor |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2724026A1 (en) | 2014-04-30 |
| EP2724026B1 (en) | 2016-05-04 |
| WO2013000963A1 (en) | 2013-01-03 |
| SI2724026T1 (en) | 2016-08-31 |
| CN103620219A (en) | 2014-03-05 |
| ES2579607T3 (en) | 2016-08-12 |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170222 Termination date: 20190627 |
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| CF01 | Termination of patent right due to non-payment of annual fee |