CN100359174C - Fuel supply device for reciprocating compressor - Google Patents
Fuel supply device for reciprocating compressor Download PDFInfo
- Publication number
- CN100359174C CN100359174C CNB031298052A CN03129805A CN100359174C CN 100359174 C CN100359174 C CN 100359174C CN B031298052 A CNB031298052 A CN B031298052A CN 03129805 A CN03129805 A CN 03129805A CN 100359174 C CN100359174 C CN 100359174C
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- lubricant oil
- lubricating oil
- oil suction
- suction pipe
- suction tube
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- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
The present invention relates to a fuel supply device of a reciprocating compressor, which comprises a casing, a compressing device of a piston, a lubricating oil suction tube, lubricating oil valves, valve stopping parts and a lubricating oil guiding tube, wherein the bottom of the casing stores lubricating oil, the compressing device of a piston can carry out straight reciprocating motion in a cylinder to compress coolant. Both ends of the lubricating oil suction tube are provided with lubricating oil suction mouths used for sucking lubricating oil, and the lubricating oil suction tube is soaked in the lubricating oil at the bottom of the casing. The lubricating oil valves are fixed at both ends of the lubricating oil suction tube. The valve stopping parts can be combined with both ends of the lubricating oil suction tube. The lubricating oil guiding tube is used for mutually communicating the lubricating oil suction tube with the cylinder and the piston on the compressing device. The oil supply device has openings at both ends of the lubricating oil suction tube, and the lubricating oil valves are arranged on both ends of the lubricating oil suction tube along the opposite direction. In this way, the structure is simplified, the number of components and the assembling processes are reduced, and thereby, the productivity is enhanced. The lubricating oil can be sucked twice when the lubricating oil suction tube completes reciprocating vibrations once, and thereby, the supply quantity of the lubricating oil is obviously enhanced.
Description
Technical field
The present invention relates to a kind of oil supplying device of reciprocal compressor, particularly relate to a kind of oil supplying device that makes the simple more reciprocal compressor of structure of lubricant oil extracting part.
Background technique
In general, reciprocal compressor is that the device that straight-line piston comes compression refrigerant is carried out in a kind of utilization.The refrigerant compress mode of this reciprocal compressor can be divided into substantially convert rotatablely moving of drive motor the to-and-fro motion of piston to and suck, compression refrigerant and the to-and-fro motion by drive motor move back and forth piston, thereby suck, the compression refrigerant dual mode.The reciprocal compressor longitudinal construction sectional view that Fig. 1 is driven by reciprocating motor for prior art.As shown in Figure 1, this reciprocal compressor comprises bottom a certain amount of lubricant oil of contain and is provided with refrigerant suction pipe SP and the shell 10 of refrigerant discharge tube DP; Have elasticity and be arranged on the holder device 20 of shell 10 inside; Be fixed on the holder device 20 and reciprocable machine 30 that mover 33 can move back and forth along straight line; Be combined on the mover 33 of reciprocable machine 30, thereby but the compression set 40 of support rack device 20; But elasticity is supported the mover 33 of reciprocable machine 30, and the mover 33 of bootable reciprocable machine 30 carries out the resonant spring device 50 of resonance motion along its moving direction; Be installed on the holder device 20, can extract the lubricant oil in the shell 10 and provide it to the oil supplying device 60 of compression set 40 slide parts.Described holder device 20 comprises the front carriage 21 that can support compression set 40 and reciprocable machine 30 front ends; Be combined on the front carriage 21, can support the intermediate support 22 of reciprocable machine 30 rear ends; Be combined on the intermediate support 22, can support the posterior bracket 23 of resonant spring device 50.Described reciprocable machine 30 comprises the outer stator 31 that is arranged between front carriage 21 and the intermediate support 22; Separated by a distance with outer stator 31, and insert the inside stator 32 that is fixed on the front carriage 21; And be arranged between outer stator 31 and the inside stator 32 mover 33 that can move back and forth along straight line.Compression set 40 comprises the cylinder 41 that is fixedly installed on the front carriage 21; Be combined on the mover 33 of reciprocable machine 30 piston 42 that in the compression volume P of cylinder 41, moves back and forth; Be installed in the front side of piston 42, but switch plunger 42 sucks the suction valve 43 of oil circuit F; Be installed in cylinder 41 exhaust ends one side, the expulsion valve assemblying body 44 that the can regulate compression refrigerant is discharged.Resonant spring device 50 comprises that the joint with mover 33 and piston 42 is the center, can support the front side resonant spring 51 of joint front end; With the rear side resonant spring 52 that can support the joint rear end.Oil supplying device 60 comprises the Lower Half that is installed in holder device 20, can be by vibrating the lubricant oil extracting part 61 that extracts lubricant oil in the shell 10 jointly with holder device 20; With the lubricant oil supply unit 62 that is connected with compression set 40 for outlet one side that makes lubricant oil extracting part 61 and on holder device 20, forms.Fig. 2 a and Fig. 2 b are the oil supplying device longitudinal construction sectional view of prior art.Shown in Fig. 2 a and 2b, lubricant oil extracting part 61 comprises the lubricant oil cylinder body 61A that is installed on the front carriage 21 Lower Half outer surfaces; Be installed in the lubricant oil suction cover 61B and the lubricant oil discharge cap 61C of both sides, lubricant oil cylinder body 61A front and back; Inserting also can be in lubricant oil cylinder body 61A slides within, and its internal run-through is formed with oilhole h, and can extract the lubricant oil piston 61D of lubricant oil; But elasticity is supported the lubricant oil spring 61E at lubricant oil piston 61D two ends; And be installed between front carriage 21 and the lubricant oil discharge cap 61C, thereby can limit lubricant oil suction valve 61F and the lubricant oil expulsion valve 61G that lubricant oil sucks and discharges.Unaccounted symbol 61H is the lubricant oil suction pipe among the figure.When reciprocable machine 30 is connected power supply, can produce the magnetic line of force between outer stator 31 and the inside stator 32, at this moment the mover 33 in the space will move along the direction of this magnetic line of force between outer stator 31 and inside stator 32, and continues to move back and forth under the effect of resonant spring device 50.Meanwhile, 42 inside at cylinder 41 of piston move back and forth so that the volume of compression volume P changes, thus in compression volume P compression refrigerant, and then the refrigerant after will compressing is discharged.In the process of compressing, discharge refrigerant repeatedly, lubricant oil extracting part 61 can carry out extracting with holder device 20 common vibrations the lubricant oil of shell 10 inside, again this lubricant oil is offered compression set 40, then reclaiming should the lubricated a series of associative operation of wet goods again.Promptly, shown in Fig. 2 a, lubricant oil cylinder body 61A in figure " A " when mobile, lubricant oil piston 61D will be with respect to lubricant oil cylinder body 61A to moving in the other direction, the volume of lubricant oil piston 61D front side will increase like this, thereby its pressure inside reduces, and at this moment lubricant oil suction valve 61F opens and lubricant oil expulsion valve 61G closes, and the lubricant oil in the shell 10 just can enter the front side of lubricant oil cylinder body 61A by the oilhole h on lubricant oil suction pipe 61H and the lubricant oil piston 61D.And shown in Fig. 2 b, lubricant oil cylinder body 61A in figure " B " when mobile, lubricant oil piston 61D will be with respect to lubricant oil cylinder body 61A to moving in the other direction, at this moment lubricant oil suction valve 61F closes and lubricant oil expulsion valve 61G unlatching, thereby the lubricant oil of lubricant oil cylinder body 61A front side can be discharged, this lubricant oil can be supplied with oil circuit 62 by lubricant oil expulsion valve 61G and lubricant oil and offer the cylinder 41 of compression set 40 and the slide part between the piston 42.But, in the oil supplying device of the reciprocal compressor of this prior art, because the number of components of lubricant oil extracting part 61 is more, and complex structure, thereby make its assembly working comparison difficulty that becomes, can produce also simultaneously that throughput descends and problem such as manufacturing expense increase.And owing to the side of lubricant oil cylinder body 61A is made of the suction side, and opposite side constitutes by discharging side, makes holder device 20 can only extract lubricant oil once when finishing a double vibrations like this, therefore lubricant oil extraction amount problem seldom can occur.
Summary of the invention
In order to address the above problem, the object of the present invention is to provide a kind of oil supplying device that throughput can be improved by the structure of simplifying the lubricant oil extracting part and reduce the reciprocal compressor of manufacturing expense.
In order to achieve the above object, the reciprocal compressor with oil supplying device provided by the invention comprises the shell of bottom contain lubricant oil; Be provided with and combine with mover on the reciprocable machine and carry out straight reciprocating motion and the compression set of piston that refrigerant is compressed in cylinder interior; The lubricant oil suction pipe that can vibrate with compression set; Be fixed on the two ends of lubricant oil suction pipe, can come the lubricated fuel tap of switch oil suction pipe according to the pressure difference at lubricant oil suction pipe two ends; Can be enclosed within outside the lubricated fuel tap, and the valve that can be combined in lubricant oil suction pipe two ends stops portion; With the lubricant oil leading pipe that cylinder on lubricant oil suction pipe and the compression set and piston are interconnected; The two ends of described lubricant oil suction pipe are formed with and can suck the lubricant oil suction port of lubricant oil along the direction of vibration of compression set, and are immersed in the lubricant oil of outer casing bottom.
The oil supplying device of reciprocal compressor provided by the invention is to carry out opening at the two ends of lubricant oil suction pipe, and lubricated fuel tap is installed in opposite direction at its two ends, so not only can make its structure become simple, thereby can reduce the quantity of parts, but also can reduce assembling procedure, thereby improve throughput; In addition, the lubricant oil suction pipe can suck lubricant oil twice when finishing a double vibrations, thereby can significantly improve the delivery volume of lubricant oil.
Description of drawings
Be elaborated below in conjunction with the oil supplying device of the drawings and specific embodiments to reciprocal compressor of the present invention.
The reciprocal compressor longitudinal construction sectional view that Fig. 1 is driven by reciprocating motor for prior art.
Fig. 2 a and Fig. 2 b are the oil supplying device longitudinal construction sectional view of prior art.
Fig. 3 is a reciprocal compressor longitudinal construction sectional view of the present invention.
Fig. 4 is a lubricant oil extracting part exploded perspective view in the oil supplying device of the present invention.
Fig. 5 a and Fig. 5 b are oil supplying device working state longitudinal sectional view of the present invention.
Embodiment
As shown in Figure 3, the reciprocal compressor with oil supplying device provided by the invention comprises the shell 10 of a certain amount of lubricant oil of bottom contain; Have elasticity and be arranged on the holder device 20 of shell 10 inside; Be fixed on the reciprocable machine 30 on the holder device 20; By moving back and forth and the compression set 40 of compression refrigerant with reciprocable machine 30; Can keep the resonant spring device 50 of compression set 40 resonance motions; Be installed on the holder device 20, can extract lubricant oil and can provide it to the oil supplying device 100 of compression set 40 slide parts.Described holder device 20 comprises the cylinder 41 that can support compression set 40 and the front carriage 21 of reciprocable machine 30 front ends; Be combined on the front carriage 21, can support the intermediate support 22 of reciprocable machine 30 rear ends; Be combined on the intermediate support 22, can support the posterior bracket 23 of resonant spring device 50.Described reciprocable machine 30 is by the certain spacing of being separated by, by front carriage 21 and intermediate support 22 fixing outer stator 31 and inside stator 32; And be arranged between outer stator 31 and the inside stator 32, can constitute along the mover 33 that straight line moves back and forth.Compression set 40 comprises the cylinder 41 that is fixed on the front carriage 21; Be inserted in the inside of cylinder 41, and be combined on the mover 33 of reciprocable machine 30, and the piston 42 that can move back and forth with the mover 33 of reciprocable machine 30; Be installed in the front side of piston 42, but switch plunger 42 sucks the suction valve 43 of oil circuit F; Be installed in cylinder 41 exhaust ends one side, the expulsion valve assemblying body 44 that the can regulate compression refrigerant is discharged.Resonant spring device 50 comprises that the joint with mover 33 and piston 42 is the center, can support the front side resonant spring 51 and the rear side resonant spring 52 that can support the joint rear end of joint front end.100 of oil supplying devices comprise the Lower Half that is installed in holder device 20, can be by vibrating the lubricant oil extracting part 110 that extracts lubricant oil in the shell 10 jointly and be connected with the compression set 40 lubricant oil supply unit 120 of formation on holder device 20 of the intermediate portion that makes lubricant oil extracting part 110 with holder device 20.As shown in Figure 4, lubricant oil extracting part 110 comprises the moving direction opening of two ends along piston 42, thereby forms lubricant oil suction port 111a, the lubricant oil suction pipe 111 of 111b; Be fixedly installed on the two ends of lubricant oil suction pipe 111 respectively, can come switch oil suction port 111a in turn, the lubricated fuel tap 112,113 of 111b by the inside and outside pressure difference; Can be enclosed within respectively outside the lubricated fuel tap 112,113, and the valve that can be combined on lubricant oil suction pipe 111 two ends stops portion 114,115; With the centre that is arranged on lubricant oil suction pipe 111, the lubricant oil leading pipe 116 that lubricant oil suction pipe 111 and lubricant oil supply unit 120 are interconnected.The center upper portion position of lubricant oil suction pipe 111 is formed with and can be connected with lubricant oil supply unit 120 by lubricant oil leading pipe 116, thereby the flow of lubricant of bootable suction is to the lubricant oil exhaust port 111c of compression set 40 slide parts.And in order effectively to suck lubricant oil, the diameter of lubricant oil exhaust port 111c is preferably less than lubricant oil suction port 111a, the diameter of 111b.Lubricated fuel tap 112,113 edge section is formed with the circular fixing part 112a of fixedly contact in lubricant oil suction pipe 111 fronts, 113a, and lubricated fuel tap 112,113 center then is formed with and fixing part 112a, and 113a links to each other and stops the lubricant oil through hole 114a of portion 114,115 than the valve that the back will be narrated, the circular switch part 112b that the 115a area is big, 113b.This switch part 112b, the diameter of 113b is littler than the diameter of lubricant oil suction pipe 111, and can be to the interior side direction bending of lubricant oil suction pipe 111.Can be earlier during installation be respectively charged into valve and stop in the portion 114,115, and then valve is stopped the two ends that portion 114,115 is enclosed within lubricant oil suction pipe 111 lubricating fuel tap 112,113.The center that valve stops portion 114,115 is formed with the diameter lubricant oil through hole 114a littler than lubricant oil suction pipe 111 diameters, 115a.Preferably than lubricated fuel tap 112,113 switch part 112b, the diameter of 113b is little for this lubricant oil through hole 114a, 115a, can prevent the switch part 112b of lubricated fuel tap 112,113 like this, and 113b is crooked laterally.In addition, also can save lubricant oil leading pipe 116, but on front carriage 21, extend and formation lubricant oil supply unit 120 downwards, and directly be connected on the lubricant oil exhaust port 111c of lubricant oil suction pipe 111.Unaccounted symbol P is a compression volume among the figure.When reciprocable machine 30 is connected power supply, can produce the magnetic line of force between outer stator 31 and the inside stator 32, at this moment mover 33 will move along the direction of this magnetic line of force, and continues to move back and forth under the effect of resonant spring device 50.Meanwhile, 42 inside at cylinder 41 of piston move back and forth so that the volume of compression volume P changes, thus in compression volume P compression refrigerant, and then the refrigerant after will compressing is discharged.In the process of compressing, discharge refrigerant repeatedly, the lubricant oil suction pipe 111 that vibrates with compression set 40 can suck the lubricant oil of shell 10 inside, then this lubricant oil is offered slide part between cylinder 41 and the piston 42 by lubricant oil supply unit 120, then reclaiming should lubricated a series of associative operation of wet goods again.Promptly, shown in Fig. 5 a, lubricant oil suction pipe 111 in figure " A " when mobile, switch part 112b on the lubricated fuel tap 112 is will be to the interior side direction of lubricant oil suction pipe 111 crooked and open, and the switch part 113b of lubricated fuel tap 113 can be attached to then that valve stops in the portion 115 and blocked valve stops the lubricant oil through hole 115a of portion 115.In this process, the lubricant oil of shell 10 inside will flow into the inboard of lubricant oil suction pipe 111 by the suction port 111a of the lubricant oil suction pipe 111 opened, wherein parts of lubricating oil can enter into lubricant oil supply unit 120 by lubricant oil leading pipe 116, and then offers the slide part between cylinder 41 and the piston 42.And shown in Fig. 5 b, lubricant oil suction pipe 111 in figure " B " when mobile, switch part 113b on the lubricated fuel tap 113 is will be to the interior side direction of lubricant oil suction pipe 111 crooked and open, and the switch part 112b on the lubricated fuel tap 112 can be attached to then that valve stops in the portion 114 and blocking-up stops the lubricant oil through hole 114a of portion 114.In this process, the lubricant oil of shell 10 inside will flow into the inboard of lubricant oil suction pipe 111 by the suction port 111b of the lubricant oil suction pipe 111 opened, wherein parts of lubricating oil can enter into lubricant oil supply unit 120 by lubricant oil leading pipe 116, and then offers the slide part between cylinder 41 and the piston 42.The structure of oil supplying device not only can become simply like this, but also can reduce the quantity of parts, can reduce assembling procedure thus, and can improve throughput.And the lubricant oil suction pipe is a both ends open, and the lubricated fuel tap formation direction on the two ends is opposite, and the lubricant oil suction pipe can suck lubricant oil along both direction when finishing a double vibrations like this, thereby can significantly improve the delivery volume of lubricant oil.
Claims (1)
1, a kind of oil supplying device of reciprocal compressor, described reciprocal compressor comprise the shell (10) of bottom contain lubricant oil; Be provided with and combine with mover (33) on the reciprocable machine (30) and carry out straight reciprocating motion in cylinder (41) inside and the compression set (40) of piston (42) that refrigerant is compressed; The lubricant oil suction pipe (111) that can vibrate with compression set (40); Be fixed on the two ends of lubricant oil suction pipe (111), can come the lubricated fuel tap (112,113) of switch oil suction pipe (111) according to the pressure difference at lubricant oil suction pipe (111) two ends; Can be enclosed within outside the lubricated fuel tap (112,113), and the valve that can be combined in lubricant oil suction pipe (111) two ends stops portion (114,115); With the lubricant oil leading pipe (116) that cylinder (41) on lubricant oil suction pipe (111) and the compression set (40) and piston (42) are interconnected; It is characterized in that: the two ends of described lubricant oil suction pipe (111) are formed with the lubricant oil suction port that can suck lubricant oil along the direction of vibration of compression set (40), and (111a 111b), and is immersed in the bottom lubricant oil of shell (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031298052A CN100359174C (en) | 2003-05-20 | 2003-05-20 | Fuel supply device for reciprocating compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031298052A CN100359174C (en) | 2003-05-20 | 2003-05-20 | Fuel supply device for reciprocating compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1548736A CN1548736A (en) | 2004-11-24 |
| CN100359174C true CN100359174C (en) | 2008-01-02 |
Family
ID=34322463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB031298052A Expired - Fee Related CN100359174C (en) | 2003-05-20 | 2003-05-20 | Fuel supply device for reciprocating compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100359174C (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103775309B (en) * | 2012-10-23 | 2016-08-10 | 青岛海尔智能技术研发有限公司 | The oil supply mechanism of linear compressor |
| CN104153972B (en) * | 2013-05-14 | 2016-05-25 | 青岛海尔智能技术研发有限公司 | Fueller and include the linear compressor of this fueller |
| CN109058078B (en) * | 2018-08-07 | 2021-03-23 | 青岛海尔智能技术研发有限公司 | Compressor and refrigeration plant |
| CN117231470A (en) * | 2023-11-13 | 2023-12-15 | 瑞纳智能设备股份有限公司 | Gas bearing device of compressor and compressor |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1079028A (en) * | 1992-05-04 | 1993-12-01 | 巴西船用压缩机有限公司 | The oil pump that is used for variable speed hermetic compressor |
| CN1136139A (en) * | 1995-04-03 | 1996-11-20 | Lg电子株式会社 | Oil supplying apparatus for hermetic type compressor |
| CN1215805A (en) * | 1997-10-23 | 1999-05-05 | Lg电子株式会社 | Propeller structure for hermetically sealed compressor |
| JPH11343971A (en) * | 1998-05-12 | 1999-12-14 | Lg Electronics Inc | Oil supplying device for linear compressor |
| CN1240255A (en) * | 1998-05-07 | 2000-01-05 | Lg电子株式会社 | Oil supplying apparatus for linear compressor |
| US6299421B1 (en) * | 1999-09-08 | 2001-10-09 | Lg Electronics, Inc. | Oil supply apparatus of linear compressor |
| US6484847B2 (en) * | 2000-11-30 | 2002-11-26 | Tecumseh Products Company | Lubricant pump with magnetic and centrifugal traps |
-
2003
- 2003-05-20 CN CNB031298052A patent/CN100359174C/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1079028A (en) * | 1992-05-04 | 1993-12-01 | 巴西船用压缩机有限公司 | The oil pump that is used for variable speed hermetic compressor |
| CN1136139A (en) * | 1995-04-03 | 1996-11-20 | Lg电子株式会社 | Oil supplying apparatus for hermetic type compressor |
| CN1215805A (en) * | 1997-10-23 | 1999-05-05 | Lg电子株式会社 | Propeller structure for hermetically sealed compressor |
| CN1240255A (en) * | 1998-05-07 | 2000-01-05 | Lg电子株式会社 | Oil supplying apparatus for linear compressor |
| JPH11343971A (en) * | 1998-05-12 | 1999-12-14 | Lg Electronics Inc | Oil supplying device for linear compressor |
| US6299421B1 (en) * | 1999-09-08 | 2001-10-09 | Lg Electronics, Inc. | Oil supply apparatus of linear compressor |
| US6484847B2 (en) * | 2000-11-30 | 2002-11-26 | Tecumseh Products Company | Lubricant pump with magnetic and centrifugal traps |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1548736A (en) | 2004-11-24 |
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Granted publication date: 20080102 |