CN104153973B - Fueller and include the linear compressor of this fueller - Google Patents
Fueller and include the linear compressor of this fueller Download PDFInfo
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- CN104153973B CN104153973B CN201310177029.2A CN201310177029A CN104153973B CN 104153973 B CN104153973 B CN 104153973B CN 201310177029 A CN201310177029 A CN 201310177029A CN 104153973 B CN104153973 B CN 104153973B
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- oil cylinder
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Abstract
The invention discloses a kind of linear compressor and fueller thereof, described linear compressor includes housing and is positioned at the motor body of housing, described fueller includes oil pump, described oil pump includes the oil cylinder and the oil piston that cooperate, described oil cylinder and oil piston are affixed on housing and the motor body of described linear compressor respectively, and wherein said oil cylinder is connected by screw on the housing being fixed to described linear compressor.The present invention is by being affixed on housing and the motor body of linear compressor respectively by the oil cylinder of oil pump and oil piston, the Relative Vibration between the housing of linear compressor and motor body is utilized to realize oil cylinder and the relative motion of oil piston, its work process needs not rely on inertia, and reliability is high.And owing to oil cylinder and oil piston are affixed on housing and the motor body of linear compressor respectively, it is absent from on-fixed parts, easy for installation.
Description
Technical field
The present invention relates to linear compressor technical field, specifically, be the fueller of a kind of linear compressor, and include the linear compressor of this fueller.
Background technology
Linear compressor will be for being sucked in cylinder by compression fluid, and utilize the linear driving force of linear electric motors to make piston carry out straight reciprocating motion in cylinder to compress fluid, then discharge the fluid of compressive state.During compressor operating, piston high-frequency reciprocating in the cylinder moves, rubbing action is there is between bucket cylinder, the power that frictional dissipation is certain, it is also possible to cause the generation of the impurity such as abrasive dust, the abrasion of aggravation bucket cylinder, quantity of gas leakage is caused to strengthen, the efficiency of compression gas reduces, and the aggravation of abrasion not only can cause the damage of bucket cylinder, it is also possible to causes the serious problems such as card cylinder.The aggravation of abrasion also can cause the local temperature of steam-cylinder piston too high, and the stability of compressor is threatened.It is therefore desirable to provide lubricating oil between the piston and cylinder of compressor, to reduce the friction between piston and cylinder.
At present, being usually for grease structure of Linearkompressor utilizes the vibration of compressor to carry out fuel feeding as power.Existing oil supply structure substantially has two kinds: the first is the piston vibration being driven oil pump assembly by the motor internal of compressor, and under the effect of inertia of oil cylinder, piston produces relative motion with oil cylinder, reaches the purpose of oil pumping fuel feeding.This complicated structure, installation difficulty.The second is the oil cylinder vibration being driven oil pump assembly by the motor internal of compressor, and under the effect of inertia of piston, piston produces relative motion with oil cylinder, reaches the purpose of oil pumping fuel feeding.It is such as CN1548736A at publication number, name is called in the Chinese invention patent application of " fueller of reciprocating compressor ", disclose a kind of oil supply structure that air compressor motor (motor) is carried out fuel feeding, in this structure, motor fuselage is fixed with a cylinder body, cylinder body has the piston that can slide, spring it is provided with between piston and cylinder body, utilize the inertia of vibration and the piston produced during electric motor operation, the active force of piston overpowers spring is made to move back and forth in cylinder body, thus realizing the fuel feeding part that needs of motor is carried out fuel feeding (lubricating oil).
In above oil supply structure, it is all that the inertia needing parts is to realize the relative motion of piston and oil cylinder, owing in linear compressor, the quality of oil cylinder and oil piston is all only small, therefore inertia is also little, the relative motion accusing inertia generation is less, the ability of oil pumping, the flow of lubrication taken out is low, it is difficult to meet the needs of lubrication.And if the quality strengthening oil pump assembly can increase its volume, the space of preciousness can be wasted again.It addition, said structure is not fixed with section components, therefore installation difficulty, reliability is low.
Summary of the invention
The technical problem to be solved in the present invention is to provide the fueller of the linear compressor that a kind of volume is little, efficiency is high and reliable and stable, and includes the linear compressor of this fueller.
In order to solve above-mentioned technical problem, the invention provides the fueller of a kind of linear compressor, described linear compressor includes housing and is positioned at the motor body of housing, described fueller includes oil pump, described oil pump includes the oil cylinder and the oil piston that cooperate, described oil cylinder and oil piston are affixed on housing and the motor body of described linear compressor respectively, and wherein said oil cylinder is connected by screw on the housing being fixed to described linear compressor.
Further, being provided with connector outside described oil cylinder, described connector is provided with screw hole, and connector is fixed on the housing of described linear compressor by described screw through this screw hole；Described connector is individual components or one-body molded with described oil cylinder.
Further, connector includes semi-circular portion and the two ends from semi-circular portion respectively to the horizontal component of both sides extension, and described screw hole is arranged on described horizontal component, described semi-circular portion press on the housing of described linear compressor by described oil cylinder.
Further, the horizontal component that connector includes arch section and the lower end from arch section extends laterally, described screw hole is arranged on described horizontal component, and described arch section is welded on described oil cylinder.
Further, described oil piston is connected on the motor body of described linear compressor by fuel feed pump.
Further, described fuel feed pump is near the position of described oil piston in the shape of a spiral.
Further, described oil piston is connected on the motor body of described linear compressor by gun iron link part.
Further, described gun iron link part is formed with balancing weight near the position of described oil piston.
Further, described oil cylinder is horizontally fixed on the housing bottom of linear compressor, described oil cylinder is offered the through hole flowed into for lubricating oil, is provided with check valve in this through hole.
The present invention also provides for a kind of linear compressor including above-mentioned fueller.
The present invention is by being affixed on housing and the motor body of linear compressor respectively by the oil cylinder of oil pump and oil piston, the Relative Vibration between the housing of linear compressor and motor body is utilized to realize oil cylinder and the relative motion of oil piston, its work process needs not rely on inertia, and reliability is high.And owing to oil cylinder and oil piston are affixed on housing and the motor body of linear compressor respectively, it is absent from on-fixed parts, easy for installation.
Accompanying drawing explanation
Fig. 1 is the overall structure figure of the linear compressor with fueller of the present invention.
Fig. 2 is the schematic diagram of an embodiment of oil cylinder fixed structure in the present invention.
Fig. 3 is the schematic diagram of another embodiment of oil cylinder fixed structure in the present invention.
Fig. 4 is the top view of embodiment illustrated in fig. 3.
In figure: 100. compressors, 101. motor bodies, 1. piston, 2. cylinder, 3. pivot flange, 4. fuel feed pump, 41. spiral helicine part, 5. oil cylinders, 6. oil piston, 7. connector, 71. semi-circular portion, 72. horizontal components, 8. connector, 81. arch sections, 82. semi-circular portions, 9. sub-pieces decided at the higher level but not officially announced, 10. permanent magnet, 11. external stator sheets, 12. valve blocks, 13. housings, 14. screw, 15. screw holes, 90 lubricating oil, 91. liquid levels.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the invention will be further described, so that those skilled in the art can be better understood from the present invention and can be practiced, but illustrated embodiment is not as a limitation of the invention.
As shown in Figure 1, compressor 100 has housing 13, the motor body 101 of linear electric motors is carry in housing 13, this motor body 101 has the cylinder 2 being supported by flange 3 supporting, cylinder 2 is horizontally disposed with (its axis is positioned at horizontal direction), is provided with piston 1 in cylinder 2, is connected to permanent magnet 10 with piston 1, permanent magnet 10 inner circumferential side is provided with sub-pieces 9 decided at the higher level but not officially announced, and outer circumferential side is provided with external stator sheet 11.After compressor energising, permanent magnet 10 produces relative motion under the action of alternating magnetic field of sub-pieces 9 decided at the higher level but not officially announced and external stator sheet 11, piston 1 is driven to move back and forth in the horizontal direction in cylinder 2, produce the actions such as air-breathing, compression, aerofluxus, now, between piston 1 and valve block 12, produce pressure, cause the vibration of whole compressor motor internal body construction.
What store in the recess that the bottom of above-mentioned housing 13 is formed that symbol 91 in lubricating oil 90, figure represents is the liquid level of this lubricating oil 90.It addition, be fixed with the oil pump being made up of oil cylinder 5 and oil piston 6 on the diapire of this housing 13, this oil cylinder 5 is connected by screw in the horizontal direction with axis and is fixed on housing 13, and consistent with the axis direction of above-mentioned cylinder 2.This oil cylinder 5 has the through hole flowed into for lubricating oil, is provided with check valve in this through hole.Being provided with the oily piston 6 of fuel feeding in oil cylinder, this oil piston 6 can slide along its axis direction in oil cylinder 5.Fuel feeding working chamber is gone out by inwall zoning in oil cylinder of this oil piston 6 with oil cylinder.
Oil piston 6 is affixed on motor body 101 by fuel feed pump 4, the present embodiment is be affixed on pivot flange 3, one end of this fuel feed pump 4 is passed the axially extending bore arranged on oil piston 6 and is fixed in this through hole, and connect with fuel feeding working chamber, the other end be fixed on the support flange 3 of motor body 101 and with motor body 101 for road pipeline connection.
Compressor is operationally, piston moves back and forth under the drive of motor subband, motor body 101 can vibrate, oil piston 6 also can vibrate under the drive of motor body 101, and oil cylinder 5 is integrally fixed on the housing 13 of linear compressor, oil cylinder 5 remains stationary together with housing 13, then produces good relative motion between oil cylinder 5 and oil piston 6, its amount of relative motion is big, pumps effective and reliable.For reaching required fuel delivery, it is necessary to oil pump volume also little, save inner space.
Preferably, being provided with connector outside oil cylinder 5, connector is provided with screw hole 15, and connector is fixed on the housing 13 of linear compressor by screw 14 through this screw hole 15, and then is fixed on housing 13 by oil cylinder 5 by connector.Connector can be individual components, it is also possible to one-body molded on oil cylinder.Embodiment as shown in Figure 2, connector 7 includes semi-circular portion 71 and the horizontal component 72 extended respectively from the two ends of semi-circular portion 71 to both sides, screw hole 15 is arranged on horizontal component 72, semi-circular portion 71 pressed on the housing 13 of linear compressor by oil cylinder 5.
In Fig. 3 and embodiment illustrated in fig. 4, the horizontal component 82 that connector 8 includes arch section 81 and the lower end from arch section 81 extends laterally, screw hole 15 is arranged on horizontal component 82, and arch section 81 welds or one-body molded on oil cylinder 5.It is of course also possible to make arch section 81 long enough, to walk around the top of oil cylinder 5, directly oil cylinder 5 is pressed on the housing 13 of linear compressor, so also can weld.
Again as shown in Figure 1, fuel feed pump 4 is near the position of oil piston 6 in the shape of a spiral, namely it is provided with a spiral part 41, this spiral helicine part 41 adds the quality bottom fuel feed pump 4, and by adjusting the position of this part 41 in the shape of a spiral, it is possible to when making the eigentone of fuel feed pump 4 with compressor operating, the frequency of vibration of motor body 101 is identical, thus producing to resonate, the amplitude making oil piston 5 is maximum, and reach to pump better effect.
It addition, the present invention can also pass through special gun iron link part, oil piston 6 is connected on the motor body 101 of linear compressor, and gun iron link part is formed with balancing weight near the position of oil piston 6, it is possible to reach the purpose identical with above-mentioned fuel feed pump attachment structure.
Embodiment described above is only the preferred embodiment lifted for absolutely proving the present invention, and protection scope of the present invention is not limited to this.Equivalent replacement that those skilled in the art make on basis of the present invention or conversion, all within protection scope of the present invention.Protection scope of the present invention is as the criterion with claims.
Claims (10)
1. the fueller of a linear compressor, described linear compressor includes housing and is positioned at the motor body of housing, described fueller includes oil pump, described oil pump includes the oil cylinder and the oil piston that cooperate, it is characterized in that, described oil cylinder and oil piston are affixed on housing and the motor body of described linear compressor respectively, and wherein said oil cylinder is connected by screw on the housing being fixed to described linear compressor.
2. the fueller of linear compressor according to claim 1, it is characterised in that be provided with connector outside described oil cylinder, described connector is provided with screw hole, and connector is fixed on the housing of described linear compressor by described screw through this screw hole；Described connector is individual components or one-body molded with described oil cylinder.
3. the fueller of linear compressor according to claim 2, it is characterized in that, connector includes semi-circular portion and the two ends from semi-circular portion respectively to the horizontal component of both sides extension, described screw hole is arranged on described horizontal component, described semi-circular portion press on the housing of described linear compressor by described oil cylinder.
4. the fueller of linear compressor according to claim 2, it is characterized in that, the horizontal component that connector includes arch section and the lower end from arch section extends laterally, described screw hole is arranged on described horizontal component, and described arch section is welded on described oil cylinder.
5. the fueller of linear compressor according to claim 1, it is characterised in that described oil piston is connected on the motor body of described linear compressor by fuel feed pump.
6. the fueller of linear compressor according to claim 5, it is characterised in that described fuel feed pump is near the position of described oil piston in the shape of a spiral.
7. the fueller of linear compressor according to claim 1, it is characterised in that described oil piston is connected on the motor body of described linear compressor by gun iron link part.
8. the fueller of linear compressor according to claim 7, it is characterised in that described gun iron link part is formed with balancing weight near the position of described oil piston.
9. the fueller of linear compressor according to claim 1, it is characterised in that described oil cylinder is horizontally fixed on the housing bottom of linear compressor, described oil cylinder is offered the through hole flowed into for lubricating oil, is provided with check valve in this through hole.
10. the linear compressor of the fueller included in claim 1 ~ 9 described in any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310177029.2A CN104153973B (en) | 2013-05-14 | 2013-05-14 | Fueller and include the linear compressor of this fueller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310177029.2A CN104153973B (en) | 2013-05-14 | 2013-05-14 | Fueller and include the linear compressor of this fueller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104153973A CN104153973A (en) | 2014-11-19 |
| CN104153973B true CN104153973B (en) | 2016-06-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310177029.2A Active CN104153973B (en) | 2013-05-14 | 2013-05-14 | Fueller and include the linear compressor of this fueller |
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| CN (1) | CN104153973B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106122742B (en) * | 2016-06-15 | 2019-10-25 | 珠海格力电器股份有限公司 | Oil pump component and linear compressor with it |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5934490A (en) * | 1982-08-20 | 1984-02-24 | Hitachi Ltd | Horizontal compressor |
| CN1626799A (en) * | 2003-12-12 | 2005-06-15 | 乐金电子(天津)电器有限公司 | Oil feeder for lubricant in reciprocal movement type compressor |
| KR20070075908A (en) * | 2006-01-16 | 2007-07-24 | 엘지전자 주식회사 | Oil pump used in a linear compressor |
| US8556599B2 (en) * | 2007-10-24 | 2013-10-15 | Lg Electronics Inc. | Linear compressor |
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2013
- 2013-05-14 CN CN201310177029.2A patent/CN104153973B/en active Active
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| CN104153973A (en) | 2014-11-19 |
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Owner name: QINGDAO HAIER INTELLIGENT TECHNOLOGY DEVELOPMENT C Free format text: FORMER OWNER: HAIER GROUP CORPORATION Effective date: 20150126 Free format text: FORMER OWNER: HAIER GROUP TECHNOLOGY RESEARCH AND DEVELOPMENT CENTER QINGDAO HAIR CO., LTD. Effective date: 20150126 |
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Effective date of registration: 20150126 Address after: Lao Mountain in Shandong province Qingdao city 266101 Haier Road No. 1 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: 20141119 Assignee: WanBao Group Compressor Co., Ltd. Assignor: Intellectual technology research and development Co., Ltd of Qingdao Haier Contract record no.: 2015990000261 Denomination of invention: Oil supply device and linear compressor comprising same License type: Common License Record date: 20150429 |
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Application publication date: 20141119 Assignee: Jiaxibeila Compressor Co., Ltd. Assignor: Intellectual technology research and development Co., Ltd of Qingdao Haier Contract record no.: 2015990000349 Denomination of invention: Oil supply device and linear compressor comprising same License type: Common License Record date: 20150525 |
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