CN104053908A - Hermetic compressor comprising an oil sucking member - Google Patents
Hermetic compressor comprising an oil sucking member Download PDFInfo
- Publication number
- CN104053908A CN104053908A CN201280065360.9A CN201280065360A CN104053908A CN 104053908 A CN104053908 A CN 104053908A CN 201280065360 A CN201280065360 A CN 201280065360A CN 104053908 A CN104053908 A CN 104053908A
- Authority
- CN
- China
- Prior art keywords
- suction element
- connector
- closed
- oily suction
- type compressor
- 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.)
- Granted
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
-
- 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
-
- 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
-
- 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
- F04B39/0284—Constructional details, e.g. reservoirs in the casing
-
- 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
- F04B39/14—Provisions for readily assembling or disassembling
Abstract
The present invention relates to a hermetic compressor (1) wherein the oil sucking member (6) is prevented from being deformed inside the crankshaft (5) and wherein the lubrication efficiency thereof is improved.
Description
Technical field
The present invention relates to a kind of closed-type compressor, it comprises oily suction element, has improved the lubricating condition of its displaceable element.
Background technique
At the shuttle closed-type compressor for refrigerator, sliding bearing (bent axle moves therein) and other displaceable element are lubricated by the oil being arranged in compressor housing.In compressor, the lubricated frictional loss minimizing that displaceable element is provided, stops wearing and tearing, and removes heat by reducing the temperature of compressor element.In compressor lubrication system, at the oil of housing base portion, be sucked to be delivered to and treat in lubricated bearing and compressor element.Usually, because producing, the rotation of bent axle acts on the centrifugal force on oil, for the oil at housing base portion place is delivered to bearing.At the variable displacement compressor for refrigerator, the refrigeration capacity changing according to operation conditions provides by changing the rotational speed of compressor.Due to compressor motor in the situation that low capacity should be met at low cruise, so bearing operates in hydrostatic lubrication situation, can wear and tear.In order to be delivered in compressor motor needed oil the low cruise in the situation that, the columniform oily suction element with spirality oil delivery chute is arranged at the spin axis of bent axle the lower end that is dipped into the bent axle in oil with one heart.The oily suction element that is arranged in the inside extension of bent axle has increased the lubricating efficiency of compressor.Oily suction element is being mounted in the process of compressor, wherein not mobile flexibility in the horizontal direction, places oily suction element and to contact with the internal surface of bent axle, it is impacted and infringement bent axle.In addition, oily suction element, to not restriction of motion in the vertical direction in displaceable element process, deleteriously affects the lubricating efficiency of compressor at transferring oil.
In the international literature No.WO03012297 of prior art, the elastic element for closed-type compressor has been described, it is positioned at the base portion of fluid supply apparatus.
Summary of the invention
The object of the invention is to realize a kind of closed-type compressor, it comprises oily suction element, thereby the lubricated of displaceable element is provided, and wherein the transportation performance of oil is improved.
In order to reach closed-type compressor that the application's object realizes and that explain in the first claim neutralization claim separately, comprise support, this support limits the movement of oily suction element in motor operation process; At least one connector, it is rack-mount, and it extends in oily suction element, and gap is remained between the two, and allows oily suction element rotation; With at least one stopper, it provides the part in the extension oil-feed suction element of connector to be installed to oily suction element, to limit the movement of oily suction element in direction up and down, and the movement in vertical direction of restriction connector.
In an embodiment of the present invention, connector is fixed to oily suction element from one end by stopper, and is fixed to support from the other end.
In an embodiment of the present invention, connector extends along this oil suction element.
In this embodiment's distortion, stopper comprises at least one chamber that is arranged in this place, oil suction element top, and at least one extension part, and it assigns to form by crooked this connector terminal part, to be resisted against on the top of this oil suction element.
In this embodiment's distortion, stopper comprises at least one baffle plate, and it stops this oil suction element and connector to move downward.
In this embodiment's distortion, stopper comprises at least one lid, and it remains on extension part between itself and support, to stop extension part to move up.This extension part is formed on moving radially between lid and this oil suction element.
In an embodiment of the present invention, closed-type compressor comprises connector, and it has at least one projection, and this projection provides connector to be secured to support, and support, and it has groove, and described projection is arranged in this groove.
In an embodiment of the present invention, projection has at least one curved part, stops projection to depart from described groove.
In an embodiment of the present invention, the form that connector is line.
By the present invention, suction element is being installed in the process of compressor, prevent suction element friction bent axle, and stop the distortion therefore causing.
Accompanying drawing explanation
The closed-type compressor of realizing in order to reach the object of the invention is described by accompanying drawing below, wherein:
Accompanying drawing 1 is the schematic diagram of the closed-type compressor that comprises oily suction element.
Accompanying drawing 2 is exploded views of oily suction element, support and connector.
Accompanying drawing 3 is side views of oily suction element, support and connector.
Accompanying drawing 4 is perspective views of oily suction element, support and connector.
Accompanying drawing 5 is exploded views of oily suction element, support and connector.
Accompanying drawing 6 is side views of oil suction element, support and connector when lid is opened.
Accompanying drawing 7 is side views of oil suction element, support and connector when cover closing.
Element number shown in accompanying drawing is as follows:
1 closed-type compressor
2 housings
3 rotors
4 stators
5 bent axles
6 oily suction element
7 supports
8 connectors
9 stoppers
10 chambeies
11 extension parts
12 lids
13 projections
14 grooves
15 curved parts
16 baffle plates
Embodiment
Closed-type compressor (1) comprises housing (2), and its support is arranged on element wherein, and the oil of lubricated displaceable element is placed in one; Motor, it has rotor (3) and stator (4); Bent axle (5), in spin axis direction, the mode with buckle combination is installed to the core of rotor (3) and rotatablely moving of rotor (3) is sent to piston for it, its lower end is immersed in the oil in housing (2), and is wherein arranged on axial direction and starts to open into the gap (B) in its main body by its lower end; Oil suction element (6), it is cylindrical, is arranged to enter bent axle inside and concentric with bent axle (5) through the lower end of bent axle (5), and the oil in housing (2) is transported to bent axle (5); Support (7), it is upper that oily suction element (6) is positioned at support (7), and support (7) is connected to stator (4), is limited in the motion of oily suction element (6) in motor operation process; At least one connector (8), it is upper that it is fixed on support (7), and extend in oily suction element (6), makes gap remain between the two and allow the radial motion of oily suction element (6); With at least one stopper (9), it extends part in oil-feed suction element (6) by connector (8) and is fastened to oily suction element (6) and limits the movement of oily suction element (6) and restriction connector (8) at motion (Fig. 1 of direction up or down with in the vertical direction, Fig. 2, Fig. 3).
In household electric appliance, preferably in cooling unit, for the circulation of the refrigeration agent that freezes, by reciprocal closed-type compressor (1), provided.In these closed-type compressors (1), carry out the frictional loss of the lubricated displaceable element with minimizing compressor (1) in running, stop wearing and tearing, and remove fricative heat.The lower end of bent axle (5) is immersed in the oil of housing (2), and the effect of the oil in housing (2) by centrifugal force is sucked and enters in bent axle (5).Oil by arranged concentric the oily suction element (6) in bent axle (5) in upward direction by bent axle (5) and be transported to displaceable element and the sliding bearing on motor.Distance between connector (8) allows oily suction element (6) radial motion.Oil suction element (6) moves together with the oil moving upward due to centrifugal action in motor operation process, and is centered in the inside of bent axle (5).Therefore, the greasy property of closed-type compressor (1) increases.
In the process moving upward at oil, oil applies force in the oily suction element (6) of its contact, and oily suction element (6) is moved upward.Connector in motor operation process (8) keeps static by being fastened to support (7).The oily suction element (6) that is fastened to connector (8) is limited at the inner stopper (9) that moves through of bent axle (5), and therefore oil is easily transported to displaceable element (accompanying drawing 4).Stopper (9) is secured to the internal surface of oily suction element (6).Upwards moving downward by stopper (9) of connector (8) stops.By connector (8), at oily suction element (6) internal rotating, oily suction element (6) is centered in bent axle (5) inside.
In an embodiment of the present invention, connector (8) is fastened to oily suction element (6) from one end by stopper (9), from the other end, is fastened to support (7).The connector (8) that is connected to support (7) in installation process from one end is placed on oily suction element (6), and by stopper (9), is secured to oily suction element (6) from the other end.Therefore, the vertical motion of the oily suction element (6) of the oily impact being moved upward in motor operation process is limited, and the greasy property of closed-type compressor (1) increases (Fig. 4, Fig. 5).
In an embodiment of the present invention, connector (8) extends along oily suction element (6).Connector (8) extends towards the top of oily suction element (6) from support (7).Therefore, connector (8) longitudinally keeps oily suction element (6), and limits oily suction element in the inner motion (Fig. 6, Fig. 7) of bent axle (5).
In the distortion of the present embodiment, stopper (9) comprises at least one chamber (10) that is arranged on place, oily suction element (6) top, with at least one extension part (11), described at least one extension part (11) forms and is resisted against on the top of oily suction element (6) by the end of crooked connector (8).At connector (8), be installed in the process of closed-type compressor (1), connector (8) is secured to support (7), and through oily suction element (6).Extension part (11) forms by the end of crooked connector (8).By extension part (11), stop connector (8) to depart from oily suction element (6) (Fig. 5, Fig. 6).
In the distortion of the present embodiment, stopper (9) comprises at least one baffle plate (16), and it stops oily suction element (6) and connector (8) to move downward.When connector (8) is placed in oily suction element (6), extension part (11) is resisted against on baffle plate (16).By baffle plate (16), stop connector (8) down sliding.
In the distortion of the present embodiment, stopper (9) comprises at least one lid (12), and it stops connector (8) to move up by being arranged in oily suction element (6).Lid (12) is exerted pressure upper at extension part (11), therefore stops extension part (11) to move up.Lid (12) and baffle plate (16) carry out size design pari passu.
In an embodiment of the present invention, closed-type compressor (1) comprises connector (8), it has at least one projection (13), provide connector (8) to be fastened to support (7), and support (7) has groove (14), this projection (13) is seated in wherein.By projection (13), be seated in groove (14), connector (8) is provided as being fastened to support (7) upper (Fig. 5).
In an embodiment of the present invention, projection (13) comprises at least one curved part (15), and it stops projection (13) releasing slots (14).The curved part (15) above forming to be resisted against support (7) through groove (14) by the end by bent projection (13), projection (13) is prevented from departing from this groove (14) (Fig. 5).
In an embodiment of the present invention, the form that connector (8) is line.This linear formula provides connector (8) mobile flexibility.
By the present invention, disclose closed-type compressor (1), had connector (8), it can make described oily suction element (6) be installed to support (7), and stopper (9), can make oily suction element (6) radial motion in motor operation process.Therefore, in motor operation process, stop oily suction element (6) to contact with bent axle (5), therefore stop its distortion.
Should understand the present invention and not limited by disclosed embodiment above, and those skilled in the art can introduce different embodiments easily.These should be considered in the protection domain of being set by the claims in the present invention.
Claims (9)
1. a closed-type compressor (1), comprises housing (2), and it supports element wherein, and the oil of lubricated displaceable element is placed in one; Motor, it has rotor (3) and stator (4); Bent axle (5), it is installed to the core of described rotor (3) in its spin axis direction in the mode of buckle combination, and provide rotatablely moving of rotor (3) to be delivered to piston, its lower end is immersed in the oil in described housing (2), and is wherein provided with the gap (B) that is started to open in the axial direction its main body by the lower end of bent axle; Columniform oily suction element (6), is configured to lower end through described bent axle (5) in its inside, and concentric with bent axle (5), carries oil in described housing (2) to bent axle (5); Support (7), oil suction element (6) is positioned at support (7) above, support (7) is connected to described stator (4), in motor operation process, limit the motion of oily suction element (6), it is characterized in that: at least one connector (8), be fastened to support (7), it extends in described oily suction element (6), gap is remained between the two, and allow the radial motion of oily suction element (6); With at least one stopper (9), it provides the part in the extension oil-feed suction element (6) of connector (8) to be secured to oily suction element (6), to limit in vertical direction the movement of oily suction element (6), and the motion of restriction connector (8) in direction up or down.
2. closed-type compressor as claimed in claim 1 (1), is characterized in that: connector (8) is fastened to described oily suction element (6) by stopper (9) from one end, and is fastened to described support (7) from the other end.
3. closed-type compressor as claimed in claim 1 or 2 (1), is characterized in that: connector (8) is whole to be extended along described oily suction element (6).
4. the closed-type compressor (1) as described in aforementioned arbitrary claim, it is characterized in that: stopper (9) comprises at least one chamber (10) at the place, top that is arranged on described oily suction element (6), with at least one extension part (11), described at least one extension part (11) forms by the end of crooked described connector (8), and is resisted against on the top of this oil suction element (6).
5. the closed-type compressor (1) as described in aforementioned arbitrary claim, it is characterized in that: described stopper (9) comprises at least one baffle plate (16), it stops described oily suction element (6) and described connector (8) to move downward.
6. the closed-type compressor (1) as described in aforementioned arbitrary claim, it is characterized in that: described stopper (9) comprises at least one lid (12), it moves up by being arranged on the upper connector (8) that stops of described oily suction element (6).
7. the closed-type compressor (1) as described in aforementioned arbitrary claim, it is characterized in that: described connector (8) has at least one projection (13), it provides connector (8) to be secured on support (7), support (7) has groove (14), and described projection (13) is seated in groove (14).
8. closed-type compressor as claimed in claim 7 (1), is characterized in that: described projection (13) has at least one curved part (15), and it stops described projection to depart from described groove (14).
9. the closed-type compressor (1) as described in aforementioned arbitrary claim, is characterized in that: described connector (8) is linear formula.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TR201113148 | 2011-12-28 | ||
| TRA2011/13148 | 2011-12-28 | ||
| PCT/EP2012/072501 WO2013097971A1 (en) | 2011-12-28 | 2012-11-13 | A hermetic compressor comprising an oil sucking member |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104053908A true CN104053908A (en) | 2014-09-17 |
| CN104053908B CN104053908B (en) | 2016-05-11 |
Family
ID=47191734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201280065360.9A Expired - Fee Related CN104053908B (en) | 2011-12-28 | 2012-11-13 | The closed-type compressor that comprises oily suction element |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP2798217A1 (en) |
| CN (1) | CN104053908B (en) |
| WO (1) | WO2013097971A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT201600101067A1 (en) * | 2016-10-07 | 2018-04-07 | Italia Wanbao Acc S R L | ELASTIC SUPPORT BRACKET FOR A PUMPING ELEMENT OF A HERMETIC COMPRESSOR |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB768058A (en) * | 1954-02-18 | 1957-02-13 | Heinz Teves | Lubricating device for a motor-driven air compressor |
| US20020172607A1 (en) * | 2001-05-18 | 2002-11-21 | Lg Electronics, Inc. | Oil supply apparatus for hermetic compressor |
| SI1092092T1 (en) * | 1998-07-01 | 2003-06-30 | Zanussi Elettromeccanica S.P.A. | Oil pump for a hermetic compressor |
| US20060013706A1 (en) * | 2003-03-14 | 2006-01-19 | Yoshinori Ishida | Compressor |
| US7100743B2 (en) * | 2001-12-17 | 2006-09-05 | Lg Electronics Inc. | Crank shaft in dual capacity compressor |
| US20100233003A1 (en) * | 2007-10-31 | 2010-09-16 | Whirlpool S.A. | Fixation arrangement for an oil pump in a refrigeration compressor |
| US20110229353A1 (en) * | 2008-10-07 | 2011-09-22 | Huelse Emilio Rodrigues | Mounting arrangement for an oil pump in a refrigeration compressor |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT238840Y1 (en) * | 1995-02-23 | 2000-11-15 | Zanussi Elettromecc | HERMETIC ALTERNATIVE COMPRESSOR WITH PERFECTED DILUBRIFICATION SYSTEM |
| DE60136016D1 (en) | 2001-07-28 | 2008-11-13 | Lg Electronics Inc | OIL FEEDING DEVICE FOR COMPRESSOR IN COOLING SYSTEM |
-
2012
- 2012-11-13 WO PCT/EP2012/072501 patent/WO2013097971A1/en active Application Filing
- 2012-11-13 CN CN201280065360.9A patent/CN104053908B/en not_active Expired - Fee Related
- 2012-11-13 EP EP12787699.3A patent/EP2798217A1/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB768058A (en) * | 1954-02-18 | 1957-02-13 | Heinz Teves | Lubricating device for a motor-driven air compressor |
| SI1092092T1 (en) * | 1998-07-01 | 2003-06-30 | Zanussi Elettromeccanica S.P.A. | Oil pump for a hermetic compressor |
| US20020172607A1 (en) * | 2001-05-18 | 2002-11-21 | Lg Electronics, Inc. | Oil supply apparatus for hermetic compressor |
| US7100743B2 (en) * | 2001-12-17 | 2006-09-05 | Lg Electronics Inc. | Crank shaft in dual capacity compressor |
| US20060013706A1 (en) * | 2003-03-14 | 2006-01-19 | Yoshinori Ishida | Compressor |
| US20100233003A1 (en) * | 2007-10-31 | 2010-09-16 | Whirlpool S.A. | Fixation arrangement for an oil pump in a refrigeration compressor |
| US20110229353A1 (en) * | 2008-10-07 | 2011-09-22 | Huelse Emilio Rodrigues | Mounting arrangement for an oil pump in a refrigeration compressor |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2013097971A1 (en) | 2013-07-04 |
| CN104053908B (en) | 2016-05-11 |
| EP2798217A1 (en) | 2014-11-05 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160511 Termination date: 20171113 |