CN104110361A - Linear compressor - Google Patents
Linear compressor Download PDFInfo
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- CN104110361A CN104110361A CN201310140665.8A CN201310140665A CN104110361A CN 104110361 A CN104110361 A CN 104110361A CN 201310140665 A CN201310140665 A CN 201310140665A CN 104110361 A CN104110361 A CN 104110361A
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Abstract
The invention provides a linear compressor which comprises a first component and a second component. The first component is fixed to a shell, the second component is fixedly connected to a compressor body by a rigid oil guide pipe, the first component and the second component are matched with each other to form an oil pump, the axial direction of the oil pump is parallel to the axial direction of the compressor, an the rigid oil guide pipe comprises a stress buffer portion. The linear compressor has the advantages that stress which is borne by the rigid oil guide pipe during movement or in linear compressor transportation procedures can be buffered by the stress buffer portion, and accordingly the rigid oil guide pipe can be prevented from being broken off; vibration reduction effects further can be realized, vibration unbalance of the compressor body can be prevented from being transmitted onto the shell via the rigid oil guide pipe, and accordingly the linear compressor is favorable for lowering noise.
Description
Technical field
The present invention relates to a kind of Linearkompressor.
Background technique
At present, the oil feeding mechanism of linear compressor mainly comprises two kinds: the first is by the oil pump assembly being connected with compressor motor internal structure, this component internal comprises valve block, pad, oil circuit piston and spring assembly, by the vibration of motor internal, drives the spring of coupled oil pump inside, oil circuit piston to produce vibration and oil.But this complicated structure, and difficulty is installed; The second is the oil pump assembly by being connected with compressor motor internal structure, and this component internal comprises a plurality of valve blocks, pad, and the vibration by motor internal drives coupled oil pump to move, and slowly oils.Although structure is relatively simple, the effect that oils is poor.
In addition, in Chinese patent Publication CN1548736A, disclose a kind of oil supply structure that air compressor motor (motor) is carried out to fuel feeding, in this structure, on motor fuselage, be fixed with a cylinder body, in cylinder body, there is the piston that can slide, between piston and cylinder body, be provided with spring, the vibration producing while utilizing motor work and the inertia of piston, make piston overcome the active force of spring and move back and forth in cylinder body, thereby realize, the fuel feeding part that needs of motor being carried out to fuel feeding (lubricant oil).Adopt aforesaid oil supply structure, utilize the inertia of piston that piston is moved and realize fuel feeding, such structure is unreliable, fuel feeding poor effect.
Summary of the invention
In view of this, main purpose of the present invention is, a kind of reliable in action is provided and can guarantees the Linearkompressor of fuel feeding effect.
For achieving the above object, the present invention proposes a kind of Linearkompressor, comprise the first component that is fixed on shell and the second component that is fixedly connected on compressor body by rigidity oil guide pipe, described first component and described second component coordinate formation oil pump, the parallel to an axis of the axial and described compressor of described oil pump, described rigidity oil guide pipe comprises stress buffer portion.
In the present invention, described second component is fixedly connected with described compressor body by described rigidity oil guide pipe, the vibration of described compressor body is delivered on described second component by described rigidity oil guide pipe, the second component that forms described oil pump is moved with respect to described first component, thereby lubricant oil is drawn in described oil pump and via described rigidity oil guide pipe for to described compressor body by fuel feeding place, described oil pump links to arrange with described compressor body and realizes fuel feeding.Compare with existing fuel system, simple in structure, reliable in action, and can guarantee fuel feeding effect., due between described compressor body and described second component, by described rigidity oil guide pipe, be connected meanwhile, can guarantee that the vibration of described compressor body is delivered on described second component, to realize fuel feeding.
In addition, owing to forming described stress buffer portion on described rigidity oil guide pipe, can cushion described rigidity oil guide pipe at the volley or suffered stress in Linearkompressor transportation process by this stress buffer portion, avoid it to fracture, simultaneously, can also play damping effect, avoid the vibration disequilibrium of described compressor body to be passed on described shell by described rigidity oil guide pipe, be conducive to reduce noise.
Preferably, one end of described rigidity oil guide pipe is fixed on described compressor body, its the other end is fixed on described second component, and described rigidity oil guide pipe extends with respect to the moving direction of described first component along described second component, the part of the close described second component of described rigidity oil guide pipe forms the helix structure extending along direction perpendicular with described moving direction or that tilt, by this helix structure, forms described stress buffer portion.
By forming that the helix structure of described stress buffer portion can cushion described rigidity oil guide pipe at the volley or suffered stress in Linearkompressor transportation process, avoid it to fracture, simultaneously, can also play damping effect, avoid the vibration disequilibrium of described compressor body to be passed on described shell by described rigidity oil guide pipe, be conducive to reduce noise.
Preferably, described rigidity oil guide pipe extends and side formation 180 degree bendings near described second component at it along described moving direction, in this bending place, forms described helix structure.
By forming that the helix structure of described stress buffer portion can cushion described rigidity oil guide pipe at the volley or suffered stress in Linearkompressor transportation process, avoid it to fracture, simultaneously, can also play damping effect, avoid the vibration disequilibrium of described compressor body to be passed on described shell by described rigidity oil guide pipe, be conducive to reduce noise.
Preferably, described first component is oil cylinder, and described second component is for being disposed at described in-oil cylinder oily piston, and the end away from described compressor body of described rigidity oil guide pipe is located on the axis of described oily piston and is communicated with described in-oil cylinder fuel supply chamber.
Adopt said structure, when described oily piston moves to the direction that described in-oil cylinder fuel supply chamber is expanded, in described fuel supply chamber, form negative pressure, lubricant oil is inhaled in described fuel supply chamber.When described oily piston moves to the direction that described in-oil cylinder fuel supply chamber is dwindled, in described fuel supply chamber, form malleation, lubricant oil in described fuel supply chamber is entered in described rigidity oil guide pipe and along this rigidity oil guide pipe be transported to described Linearkompressor by fuel feeding place.
Preferably, described first component is oily piston, and described second component is the oil cylinder matching with described oily piston, and the end away from described compressor body of described rigidity oil guide pipe is communicated with described in-oil cylinder fuel supply chamber.
Adopt said structure, when described oil cylinder moves to the direction that described in-oil cylinder fuel supply chamber is expanded with respect to described oily piston, in described fuel supply chamber, form negative pressure, lubricant oil is inhaled in described fuel supply chamber.When described oil cylinder moves to the direction that described in-oil cylinder fuel supply chamber is dwindled with respect to described oily piston, in described fuel supply chamber, form malleation, lubricant oil in described fuel supply chamber is entered in described rigidity oil guide pipe and along this rigidity oil guide pipe be transported to described Linearkompressor by fuel feeding place.
Preferably, described oil cylinder or oily piston are fixed on the bottom of described shell, offer the through hole flowing into for lubricant oil on described oil cylinder, in this through hole, one-way valve are set.
Adopt said structure, described one-way valve allows lubricant oil to enter in fuel supply chamber but forbids its reverse flow, with guarantee lubricant oil can be transported to well described compressor body by fuel feeding place.
Accompanying drawing explanation
Fig. 1 is the structural representation of Linearkompressor of the present invention, is the first embodiment;
Fig. 2 is the structural representation of Linearkompressor of the present invention, is the second embodiment.
Embodiment
The embodiment of 1 and 2 pair of Linearkompressor of the present invention is described in detail with reference to the accompanying drawings.In following description, described front/rear corresponding to the right/left in Fig. 1.
As shown in Figure 1, Linearkompressor 100 has shell 1, at shell 1 internal support, compressor body 2, this compressor body 2 has the cylinder 4 that is supported flange 3 supportings, this cylinder 4 is horizontally disposed with (its axis is positioned at substantially horizontal, i.e. left and right directions shown in Fig. 1), is provided with piston 5 in cylinder 4.Front end at cylinder 4 is provided with valve block, the compression chamber A that jointly surrounds Linearkompressor by end and the cylinder 4 of this valve block, piston 5.Be connected with mover framework 6 with piston 5, this mover framework 6 is the drum parts that opening arranges towards the place ahead, is fixed with and is permanent magnet 7 cylindraceous on the front end of mover framework 6.In permanent magnet 7 inner circumferential sides, be provided with inner stator 8, at its outer circumferential side, be provided with external stator 9.Wherein, the parts such as support flange 3, cylinder 4, inner stator 8, external stator 9 are fixed together, when linear compressor operating, in relative static conditions; The parts such as mover framework 6, permanent magnet 7 and piston 5 link together, when linear compressor operating, in to-and-fro motion state.After compressor energising, permanent magnet 7 produces relative movement under the action of alternating magnetic field of inner stator 8 and external stator 9, drive piston 5 in the interior along continuous straight runs to-and-fro motion of cylinder 4, produce suction and discharge (its function), now, in compression chamber A, produce pressure, cause whole compressor body 2 with respect to the vibration of shell 1.About the specific implementation structure of compressor body 2, can adopt other various ways of the prior art, in present embodiment, do not change especially, thereby omitted its description.
In the bottom of above-mentioned shell 1, form a recess, in this recess, store lubricant oil, in figure, symbol 10 represents the liquid level of this lubricant oil.On the diapire of shell 1, be fixed with oil cylinder 11, this oil cylinder 11 is for there being round-ended cylinder shape parts, and its axis along continuous straight runs arranges, and consistent with the axial direction of above-mentioned cylinder 4.The oily piston 12 that fuel feeding is used is installed in oil cylinder 11, and this oil piston 12 can slide along the axial direction of oil cylinder 11.By oil cylinder 11 and oily piston 12, form an oil pump.By oily piston 12 and the inwall of oil cylinder 11, surround a cavity, be the fuel supply chamber 11a of oil cylinder 11.In addition, oil cylinder 11 also has the oil cylinder cover 13 that forms its bottom, on this oil cylinder cover 13, offer through hole 13a, the oil suction valve block 14 that stops lubricant oil to flow backwards after the inner side of oil cylinder cover 13 is provided with for oil suction, this oil suction valve block 14 forms and allows lubricant oil to enter in aforementioned fuel supply chamber 11a but forbid the one-way valve of its reverse flow.Oil suction valve block 14 is plectane parts, and the diameter of these plectane parts is greater than the aperture of through hole 13a, thereby make oil suction valve block 14 wholely cover through hole 13a, closes this through hole 13a.
Between oily piston 12 and aforementioned support flange 3, be connected rigidity oil guide pipe 15, this rigidity oil guide pipe 15 has to a certain degree above rigidity, can adopt rubber, plastics or the metal (for example steel, iron) of hard to make.One end of rigidity oil guide pipe 15 (right-hand end in Fig. 1) portion be fixed on support flange 3 and with for example, being communicated with by fuel feeding place (, above-mentioned piston 5) of compressor body 2.Concrete connectivity structure can adopt various structures of the prior art, at this, does not repeat.The other end of rigidity oil guide pipe 15 (left-hand end in Fig. 1) portion is located in the axial upper of oily piston 12 and is communicated with aforementioned fuel supply chamber 11a.As shown in Figure 1, the whole along continuous straight runs of rigidity oil guide pipe 15 extends, a side at it near oily piston 12 forms 180 degree bendings, in this bending place, rigidity oil guide pipe 15 is carried out to spiral bending to form the helix structure 16 vertically extending, and this helix structure 16 forms stress buffer portion.
Below in conjunction with said structure, describe, fuel feeding working procedure to Linearkompressor of the present invention describes: the rigidity oil guide pipe 15 being connected with support flange 3 is under the vibration of compressor body 2, drive coupled oily piston 12 with respect to oil cylinder 11 along continuous straight runs to-and-fro motion, oil piston 12 is at the interior generation pressure of oil cylinder 11, when oily piston 12 moves to the direction away from oil cylinder cover 13 (direction that fuel supply chamber 11a is expanded), in the inner negative pressure that produces of oil cylinder 11, make oil suction valve block 14 leave the through hole 13a on oil cylinder cover 13, the lubricant oil that is stored in shell 1 bottom is inhaled in fuel supply chamber 11a via through hole 13a.And the direction that near oil cylinder cover 13(, fuel supply chamber 11a is dwindled when oily piston 12) during motion, it is upper that oil suction valve block 14 covers the through hole 13a of oil cylinder cover 13, avoids the lubricant oil in fuel supply chamber 11a to flow out from through hole 13a.Now, in the interior formation positive pressure of oil cylinder 11, under this positive pressure effect, the lubricant oil in fuel supply chamber 11a enter in rigidity oil guide pipe 15 and be transported to compressor body 2 by fuel feeding place.
In present embodiment, because one end of rigidity oil guide pipe 15 is fixedly connected with oily piston 12, the other end is fixedly connected with support flange 3, thereby the vibration of compressor body 2 can be delivered on oily piston 12 well via this rigidity oil guide pipe 15, make oily piston 12 with respect to oil cylinder 11 along continuous straight runs to-and-fro motion to realize fuel feeding, i.e. oil pump and compressor body 2 interlocks arrange and realize fuel feeding, than existing for wet goods mode, simple in structure, reliable in action, and can guarantee fuel feeding effect.In addition, owing to forming helix structure 16 on rigidity oil guide pipe 15, by this helix structure 16, can strengthen the automatic recovery ability of rigidity oil guide pipe 15, be conducive to cushion rigidity oil guide pipe 15 at the volley or suffered stress in Linearkompressor transportation process, avoid it to fracture, simultaneously, by helix structure 16, can filter out the power on the vertical direction that oily piston 12 produced at the volley, and only retain the power in substantially horizontal, play damping effect, avoid the vibration disequilibrium of compressor body 2 to be passed to shell 1 by rigidity oil guide pipe 15, be conducive to reduce noise.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
For example, in the above-described embodiment, on rigidity oil guide pipe 15, form one 180 degree bendings, in this bending place, form helix structure 16, however not limited thereto, as shown in Figure 2, also can not form 180 degree bendings, only at rigidity oil guide pipe 15, near oil cylinder 11 places, form helix structure 16.
Again for example, in the above-described embodiment, oil piston 12 is fixedly connected with rigidity oil guide pipe 15, oil cylinder 11 is fixed on the bottom of shell 1, yet not limited thereto, also both can be changed, oily piston 12 is fixed on the bottom of shell 1, oil cylinder 11 is fixedly connected with rigidity oil guide pipe 15, by this rigidity oil guide pipe 15, drives oil cylinder 11 with respect to oily piston 12 along continuous straight runs to-and-fro motion.
Again for example, in the above-described embodiment, the other end of rigidity oil guide pipe 15 is fixed on support flange 3, yet the present invention is not limited thereto, and rigidity oil guide pipe 15 also can be fixed on other positions of compressor body 2.
Again for example, in the above-described embodiment, the axial perpendicular setting of the axial and rigidity oil guide pipe 15 of helix structure 16, yet not limited thereto, this helix structure 16 axially also can with rigidity oil guide pipe 15 axially tilt setting, helix structure 16 axially and substantially horizontal tilt setting.
Claims (6)
1. a Linearkompressor, it is characterized in that, comprise the first component that is fixed on shell (1) and the second component that is fixedly connected on compressor body (2) by rigidity oil guide pipe (15), described first component and described second component coordinate formation oil pump, the parallel to an axis of the axial and described compressor of described oil pump, described rigidity oil guide pipe comprises stress buffer portion.
2. according to the Linearkompressor described in claim 1, it is characterized in that, one end of described rigidity oil guide pipe (15) is fixed on described compressor body (2), its the other end is fixed on described second component, and described rigidity oil guide pipe (15) extends with respect to the moving direction of described first component along described second component
The part of the close described second component of described rigidity oil guide pipe (15) forms the helix structure (16) extending along direction perpendicular with described moving direction or that tilt, by this helix structure (16), forms described stress buffer portion.
3. Linearkompressor according to claim 2, is characterized in that, described rigidity oil guide pipe (15) extends and side formation 180 degree bendings near described second component at it along described moving direction, forms described helix structure (16) in this bending place.
4. Linearkompressor according to claim 1, it is characterized in that, described first component is oil cylinder, described second component is for being disposed at described in-oil cylinder oily piston, and the end away from described compressor body (2) of described rigidity oil guide pipe (15) is located on the axis of described oily piston and is communicated with described in-oil cylinder fuel supply chamber.
5. Linearkompressor according to claim 1, it is characterized in that, described first component is oily piston, described second component is the oil cylinder matching with described oily piston, and the end away from described compressor body (2) of described rigidity oil guide pipe (15) is communicated with described in-oil cylinder fuel supply chamber.
6. according to the Linearkompressor described in claim 4 or 5, it is characterized in that, described oil cylinder or oily piston are fixed on the bottom of described shell (1), offer the through hole (13a) flowing into for lubricant oil on described oil cylinder, at this through hole (13a), locate to arrange one-way valve (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310140665.8A CN104110361B (en) | 2013-04-22 | 2013-04-22 | Linearkompressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310140665.8A CN104110361B (en) | 2013-04-22 | 2013-04-22 | Linearkompressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104110361A true CN104110361A (en) | 2014-10-22 |
| CN104110361B CN104110361B (en) | 2016-06-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310140665.8A Active CN104110361B (en) | 2013-04-22 | 2013-04-22 | Linearkompressor |
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| Country | Link |
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| CN (1) | CN104110361B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286223A (en) * | 2015-06-08 | 2017-01-04 | 珠海格力节能环保制冷技术研究中心有限公司 | A kind of oil-way lubrication system and compressor |
| CN107218197A (en) * | 2017-04-13 | 2017-09-29 | 安徽奥泰粉末冶金有限公司 | A kind of freezer compressor of adjustable length |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5934490A (en) * | 1982-08-20 | 1984-02-24 | Hitachi Ltd | Horizontal compressor |
| JPH09195967A (en) * | 1996-01-23 | 1997-07-29 | Matsushita Refrig Co Ltd | Hermetic compressor |
| CN1459566A (en) * | 2002-05-22 | 2003-12-03 | 乐金电子(天津)电器有限公司 | Reciprocating motion type compressor |
| CN1714242A (en) * | 2002-12-20 | 2005-12-28 | Lg电子株式会社 | Reciprocating compressor for compressing refrigerant |
| US20060216169A1 (en) * | 2004-12-17 | 2006-09-28 | Lg Electronics Inc. | Apparatus for supplying oil of reciprocating compressor |
| CN101384822A (en) * | 2006-01-16 | 2009-03-11 | Lg电子株式会社 | Oil pump used in a linear compressor |
-
2013
- 2013-04-22 CN CN201310140665.8A patent/CN104110361B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5934490A (en) * | 1982-08-20 | 1984-02-24 | Hitachi Ltd | Horizontal compressor |
| JPH09195967A (en) * | 1996-01-23 | 1997-07-29 | Matsushita Refrig Co Ltd | Hermetic compressor |
| CN1459566A (en) * | 2002-05-22 | 2003-12-03 | 乐金电子(天津)电器有限公司 | Reciprocating motion type compressor |
| CN1714242A (en) * | 2002-12-20 | 2005-12-28 | Lg电子株式会社 | Reciprocating compressor for compressing refrigerant |
| US20060216169A1 (en) * | 2004-12-17 | 2006-09-28 | Lg Electronics Inc. | Apparatus for supplying oil of reciprocating compressor |
| CN101384822A (en) * | 2006-01-16 | 2009-03-11 | Lg电子株式会社 | Oil pump used in a linear compressor |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286223A (en) * | 2015-06-08 | 2017-01-04 | 珠海格力节能环保制冷技术研究中心有限公司 | A kind of oil-way lubrication system and compressor |
| CN106286223B (en) * | 2015-06-08 | 2018-04-20 | 珠海格力节能环保制冷技术研究中心有限公司 | A kind of oil-way lubrication system and compressor |
| CN107218197A (en) * | 2017-04-13 | 2017-09-29 | 安徽奥泰粉末冶金有限公司 | A kind of freezer compressor of adjustable length |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104110361B (en) | 2016-06-29 |
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Owner name: QINGDAO HAIER INTELLIGENT TECHNOLOGY DEVELOPMENT C Free format text: FORMER OWNER: HAIER GROUP CORPORATION Effective date: 20150127 Free format text: FORMER OWNER: HAIER GROUP TECHNOLOGY RESEARCH AND DEVELOPMENT CENTER QINGDAO HAIR CO., LTD. Effective date: 20150127 |
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Effective date of registration: 20150127 Address after: 266101 Haier Industrial Park, No. 1, Haier Road, hi tech park, Laoshan District, Shandong, China Applicant after: Intellectual technology research and development Co., Ltd of Qingdao Haier Address before: 266101 Haier Industrial Park, No. 1, Haier Road, hi tech park, Laoshan District, Shandong, China Applicant before: haier group corporation Applicant before: Haier Group Technology Research and Development Center Applicant before: Qingdao Hair Co., Ltd. |
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Application publication date: 20141022 Assignee: WanBao Group Compressor Co., Ltd. Assignor: Intellectual technology research and development Co., Ltd of Qingdao Haier Contract record no.: 2015990000261 Denomination of invention: Linear compressor License type: Common License Record date: 20150429 |
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Application publication date: 20141022 Assignee: Jiaxibeila Compressor Co., Ltd. Assignor: Intellectual technology research and development Co., Ltd of Qingdao Haier Contract record no.: 2015990000349 Denomination of invention: Linear compressor License type: Common License Record date: 20150525 |
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