CN1782384A - Lubricating oil supply device for reciprocating compressor - Google Patents
Lubricating oil supply device for reciprocating compressor Download PDFInfo
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- CN1782384A CN1782384A CN 200410093629 CN200410093629A CN1782384A CN 1782384 A CN1782384 A CN 1782384A CN 200410093629 CN200410093629 CN 200410093629 CN 200410093629 A CN200410093629 A CN 200410093629A CN 1782384 A CN1782384 A CN 1782384A
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- lubricating oil
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Abstract
The present invention belongs to the field of compressor technology, relates to lubricating oil supply device for reciprocating compressor, and is especially one kind of lubricating oil supply device for reciprocating compressor with tightly sealed lubricating oil pump and lubricating oil path, less screws and reduced production cost. The lubricating oil supply device has lubricating oil cover formed with plate possessing central part bent towards the outside of the frame, central part screwed to the frame, lubricating oil valve, lubricating oil blocking sheet and lubricating oil cover mounted with one or two screws, less screws, less assembling steps and lowered production cost.
Description
Technical field
The invention belongs to the technology of compressors field, the oil feeding device that relates to a kind of reciprocal compressor, the number that reduces screw when particularly relating between a kind of closely seal lubrication oil pump and the lubricating oil flow path reduces the oil feeding device of a kind of reciprocal compressor of operating cost.
Background technique
Usually, reciprocal compressor sucks gas and compresses with the linear mode mobile piston.This reciprocal compressor is divided into two kinds of working methods substantially: a kind of is that rotatablely moving of drive motor is converted to to-and-fro motion, sucks gas and compresses; Another kind is that the drive motor straight reciprocating motion drives reciprocating motion of the pistons, sucks gas and compresses.
Fig. 1 is the sectional view of an embodiment of reciprocal compressor in the prior art.Fig. 2 be in the prior art reciprocal compressor to partly separate oblique drawing.Fig. 3 is the front elevation that will lubricate the state that oil cap assembles with lubricated fuel tap and lubricant oil catch in the prior art in the reciprocal compressor.
As shown in the figure, the reciprocal compressor of prior art, constitute with following structure: the bottom is marked with a certain amount of lubricant oil and is provided with the gas suction pipe SP that is interconnected and the shell 10 of gas drain DP, with the flexible frame mounting 20 that is arranged on shell 10 inside, with be fixed on the frame mounting 20 and its mover can be made the reciprocable machine 30 of straight reciprocating motion, with the compression set 40 that its piston is combined with the mover 33 of reciprocable machine and supported by frame mounting, with the mover 33 of on moving direction, flexibly supporting reciprocable machine 30 and piston and cause the resonant spring device 50 of resonance motion and be arranged on frame mounting 20 and the lubricant oil of shell 10 pumped into the oil feeding device 60 of the slide part of compression set 40.
Lubricating pump 61 is made of following structure: insertion is set in place in the lubricated oil cylinder 61A of the lubricated oil cylinder oil har opening 21a of the Lower Half of forward frame 21, with the inside that is slidably inserted into lubricated oil cylinder 61A and the lubricating pump 61B of pump lubricating oils, flexibly support the first lubricant oil spring 61C and the second lubricant oil spring 61D at lubricating pump 61B two ends, and be arranged on the anterior of forward frame 21 and open and close the lubricated fuel tap 61E that lubricates path between oil cylinder 61A and the lubricated stream 62, possess the lubricant oil catch 61F that the lubrication passages 61a that is communicated with lubricated oil cylinder 61A and lubricating oil path 62 arranged and be fixedly installed on forward frame 21 and lubricated oil cap 61G when holding lubricated fuel tap 61E and to be positioned at lubricated oil cylinder 61A other and insert the lubricant oil suction pipe 61H that is arranged on forward frame 21 for the lubrication channel 61a that is communicated to lubricant oil catch 61F and lubricated oil cap 61G.
In the undeclared symbol, 21a is an oil har opening in the accompanying drawing, and 21b is an oil groove, and 21c is the lubricant oil access hole, and 21d is the lubricant oil suction port, and 21e is a mounting groove, and P is a compression volume, and RP is reflow pipe (not shown).
Compressor in the aforesaid prior art is worked as follows: promptly, after reciprocable machine 30 inserts power supply, form magnetic flux between outer stator 31 and the inside stator 32, the mover 33 that is arranged on the space between outer stator 31 and the inside stator 32 move along with the direction of magnetic flux and along with resonant spring 50 continue reciprocating, and piston is also reciprocating in the inside of oil cylinder 41 together, the volume of compression volume P also changes thereupon, cold media air is drawn into compression volume P discharges again, and repeat above these a series of processes.
At this moment, doing relative movement with the lubricant oil piston of the lubricating pump 61 of frame mounting 20 vibration in the inside of lubricated oil cylinder does pump operated to the lubricant oil of shell 10 inside, this lubricant oil is drawn into the oil passage 61a of lubricant oil catch 61F and lubricated oil cap 61G and by lubricating the slide part that fuel tap 61E process lubricating oil flow path 62 supplies to compression set 40, is recovered to shell 10 again by lubricant oil suction pipe 61H.
But, in the oil feeding device of the reciprocable machine in the aforesaid prior art, as shown in Figures 2 and 3, because of four angles at lubricated fuel tap 61E and lubricant oil catch 61F and lubricated oil cap 61G are provided with screw B1, B2, B3, B4, B5 seal lubrication path 61a separately, thereby the screw number with use is various, and assembling procedure increases, the problem points that operating cost increases.
Summary of the invention
The present invention consider the reciprocal compressor in the aforesaid prior art oil feeding device problem points and design invention, the number that screw is provided when its purpose is to provide between a kind of closely seal lubrication oil pump and the lubricated stream reduces the oil feeding device of a kind of reciprocal compressor of operating cost.
In order to reach purpose of the present invention, a kind of oil feeding device of reciprocal compressor is provided, comprise, be marked with the shell of a certain amount of lubricant oil, possesses the framework that has the piston that combines with mover that can make reciprocable machine to make the cylinder of straight reciprocating motion when being arranged on enclosure and fixedly installing reciprocable machine with flexible, with be arranged on the framework Lower Half and with the lubricated oil cylinder of its common vibration, with be slidably inserted into lubricated oil cylinder and do relative movement with framework and the lubricant oil of enclosure is carried out pump operated lubricant oil piston, a plurality of lubricant oil springs of elastic force are provided also for the lubricant oil piston with the both sides of flexible support lubricant oil piston, regulate the suction of lubricant oil and the lubricated fuel tap of discharge with the front portion that is arranged on lubricated oil cylinder, reach lubricated oil cap with holding lubricated fuel tap and being connected front portion of lubricating oil cylinder and the lubricant oil catch that is formed on the lubricating oil flow path on the framework, wherein, lubricated oil cap is made of the sheet material of central part to the framework outside curve, and central part is installed on the framework with screw.
The effect of invention: in the oil feeding device of the reciprocal compressor among the present invention, its lubricated oil cap is made by the elastic plate of bending and is bound its crooked position, with one or two screw forwardly on the framework, the screw that is used for fixing the lubricant oil lid is reduced, and reduce assembling procedure thereupon, reduce the cost of production expense then.
Description of drawings
Fig. 1 is the sectional view of an embodiment of reciprocal compressor in the prior art.
Fig. 2 is that the major component of reciprocal compressor is separated oblique drawing in the prior art.
Fig. 3 is the front elevation that will lubricate the state that oil cap assembles with lubricated fuel tap and lubricant oil catch in the prior art in the reciprocal compressor.
Fig. 4 is the sectional view of wanting portion of the reciprocal compressor among the present invention.
Fig. 5 be among the present invention reciprocal compressor to partly separate oblique drawing.
Fig. 6 is the front elevation that will lubricate the state that oil cap assembles with lubricated fuel tap and lubricant oil catch among the present invention in the reciprocal compressor.
Fig. 7 is " I-I " the line sectional view.
Fig. 8 is the variant embodiment front elevation that will lubricate the state that oil cap assembles with lubricated fuel tap and lubricant oil catch among the present invention in the reciprocal compressor.
Simple declaration to reference numeral:
21: forward frame 21b: the lubricant oil connectivity slot
21c: lubricant oil gateway 1d: lubricant oil suction port
21e: mounting groove 21f: lid is supported projection
140: lubricated fuel tap 141: sucking side triple valve
142: discharge side valve 143: at interval
144: through hole 150: the lubricant oil catch
151: lubricant oil intercommunicating pore 152: through hole
160: lubricated oil cap 161,162: volume portion
163: through hole 260: lubricated oil cap
B1, B2, B: screw
Embodiment
Oil feeding device below in conjunction with the reciprocal compressor among illustrated detailed description the present invention in the accompanying drawing.
Fig. 4 is the end view drawing of wanting portion of the reciprocal compressor among the present invention, Fig. 5 be among the present invention reciprocal compressor to partly separate oblique drawing, Fig. 6 is the front elevation that will lubricate the state that oil cap assembles with lubricated fuel tap and lubricant oil catch among the present invention in the reciprocal compressor, and Fig. 7 is " I-I " the line sectional view.
With reference to shown in Figure 1, reciprocal compressor of the present invention, constitute with following structure: be marked with the shell 10 of a certain amount of lubricant oil in the bottom, forward frame 21 and central frame 22 and rear frame 23 are connected to each other and flexible support is arranged on its [" its " refers to shell 10] inside; Be provided with reciprocable machine 30 between forward frame 21 and the central frame 22, it is reached by outer stator 31 and inside stator 32, and the mover 33 of moving linearly constitutes between two stators 31,32; The inboard of the inside stator 32 of reciprocable machine 30 is provided with the oil cylinder 41 that is fixed on forward frame 21, with the piston 42 that is slidably inserted in this oil cylinder 41 with the mover 33 common moving linearlies of reciprocable machine 30, with the suction valve 43 of the suction passage F that opens and closes piston 42 with open and close the expulsion valve 44 of the discharge side of cylinder; Be provided with anterior resonant spring 52 and rear portion resonant spring 53 between central frame 22 and the rear frame 23, the mover 33 of its flexible support reciprocable machine 30 and piston 42 also cause resonance motion; Between forward frame 21 and the rear frame 23 lubricating pump 100 is set, its lubricant oil to shell 10 carries out pump operated and makes lubricant oil supply to position between oil cylinder 41 and the piston 42 by lubricated stream 62.
As Fig. 4 and shown in Figure 5, lubricating pump 100 is made of following structure: the lubricated oil cylinder 110 that is integrally formed in the Lower Half of forward frame 21; Be slidably inserted into the lubricant oil piston 120 of lubricated oil cylinder 110 inside; The both sides, front and back of flexible support lubricant oil piston 120, and make lubricant oil piston 120 make the first lubricant oil spring 131 and the second lubricant oil spring 132 of relative movement along with the vibration of framework 20; The front portion that is arranged on forward frame 21 opens and closes the lubricated fuel tap 140 at position between lubricated oil cylinder 110 and the lubricated stream 62; When holding lubricated fuel tap 140, have the lubrication passages 100a that is communicated with lubricated oil cylinder 110 and lubricated stream 62 and be fixedly installed on the lubricant oil catch 150 and the lubricated oil cap 160 of the front portion of forward frame 21.
Lubricated fuel tap 140 is made of tabular valve; And its central part both sides up and down forms with sucking side triple valve 141 that opens and closes lubricant oil gateway 21c and 142 143 incisions separated by a certain interval of discharge side valve separately; The central authorities of the bi-side up and down of lubricated fuel tap 140 are formed with through hole 144, wherein can insert screw B1, the B2 of the mounting groove 21e that can be installed to forward frame 21 separately.
As Figure 6 and Figure 7, lubricated oil cap 160 constitutes by having certain flexible elastic plate, and it is the shape of the outside curve of mediad forward frame 21.And, for the lubricant oil intercommunicating pore 151 with lubricant oil catch 150 forms lubrication passages 100a, lubricated oil cap is formed with volume portion 161,162 in both sides about in the of 160 separately, and the central authorities of the bi-side up and down of lubricated oil cap 160 are formed with two screw B1, the B2 that through hole 163 wherein can insert the mounting groove 21e that can be installed to forward frame 21 separately.
Simultaneously, as shown in Figure 8, the center of lubricating oil cap 260 can be tightened with a screw B and support lubricant oil catch 150 and lubricated fuel tap 140.In this case, preferably be formed with the through hole 263 (not shown) that screw B is passed through in the nature of things at the center of lubricated oil cap 260 and lubricant oil catch 150 and lubricated fuel tap 140.
And, install with a screw B under the situation of lubricated oil cap 260, might follow rotation because of running torque [moment] when mounted, preferably forwardly the outstanding lid that can support lubricated oil cap 260 that is formed with in the left and right sides of framework 21 is supported projection 21f.
In the accompanying drawing, the part identical with prior art represented with identical label.
In the accompanying drawing, unaccounted symbol 21a is the cylinder hole, and 21b is the lubricant oil connectivity slot, and 21c is the lubricant oil access hole, and 21d is the lubricant oil inlet hole, and 21e is a mounting groove, the 170th, and the lubricant oil suction pipe.
The oil feeding device of aforesaid reciprocable machine has following effect: promptly, after reciprocable machine 30 inserts power supply, form magnetic flux (flux) between outer stator 31 and the inside stator 32, mover 33 moves along with the direction of magnetic flux and along with resonant spring 52,53 continue reciprocating, and piston 42 is also reciprocating in the inside of oil cylinder 41 together, cold media air is drawn into compression volume P discharges again, and in this process, lubricating pump 120 is along with doing relative movement with the lubricated oil cylinder 110 of forward frame 21 common vibrations, produce pump power, the lubricant oil of shell 10 is discharged to lubricated stream 62 by lubricated fuel tap 140 again by 170 suctions of lubricant oil suction pipe, supply to the slide part between oil cylinder 41 and the piston 32, this lubricant oil is lubricated the gap of oil cylinder 41 and cylinder 42, and then be recovered to shell 10, and repeat above a series of process by lubricated stream 62.
Here, when oil cap 160 is lubricated in assembling, as shown in Figure 7, forwardly lubricate fuel tap 140 and lubricant oil catch 150 on the Lower Half pad of framework 21, and on the outer mask of this lubricant oil catch 150, lubricate oil cap 160.At this moment, because the central authorities of lubricated oil cap 160 are the shape to the outside curve of forward frame 21, the both sides of the edge of lubricated oil cap 160 withstand on the outer ledge of lubricant oil catch 150, and its central authorities and lubricant oil catch 150 are the state of disengaging.
Then, two screw B1, B2 by the through hole 163 of lubricated oil cap 160 and each through hole 152,144 of lubricant oil catch 150 and lubricated fuel tap 140, are tightened and are installed to the mounting groove 21f that is arranged on forward frame 21.In this process, lubricated oil cap 160 is because of the characteristic of himself, and its both sides of the edge launch to produce elastic force to the left and right, strong compressing lubricant oil catch 150 and lubricated fuel tap 140 and make installation more firm.
Simultaneously, under the situation at the center that lubricated oil cap 260 is installed with a screw, tighten in the process of screw, may to take place with the screw be the idle running at center because of running torque for lubricated oil cap 260 and lubricant oil catch 150 and lubricated fuel tap 140, but in this case its [referring to produce 3 parts of idle running] lubricated oil cap 260 about or up and down side cover support projection 21f to block, prevented rotation, lubricated oil cap 260 parts such as grade can be fixed on the position of oneself smoothly.
Like this, can lubricated fuel tap and lubricant oil catch and lubricated oil cap be installed, reduce the screw number and the assembling procedure that use, reduce operating cost with one or two screws.
Claims (4)
1, a kind of oil feeding device of reciprocal compressor, comprise the shell that is marked with a certain amount of lubricant oil, possesses the framework that has the piston that combines with mover that can make reciprocable machine to make the cylinder of straight reciprocating motion when being arranged on enclosure and fixedly installing reciprocable machine with flexible, with be arranged on the framework Lower Half and with the lubricated oil cylinder of its common vibration, with be slidably inserted into lubricated oil cylinder and do relative movement with framework and the lubricant oil of enclosure is carried out pump operated lubricant oil piston, a plurality of lubricant oil springs of elastic force are provided also for the lubricant oil piston with the both sides of flexible support lubricant oil piston, regulate the suction of lubricant oil and the lubricated fuel tap of discharge with the front portion that is arranged on lubricated oil cylinder, reach lubricated oil cap with holding lubricated fuel tap and being connected front portion of lubricating oil cylinder and the lubricant oil catch that is formed on the lubricating oil flow path on the framework, it is characterized in that wherein lubricated oil cap is made of the sheet material of central part to the framework outside curve, and central part is installed on the framework with screw.
2,, it is characterized in that lubricating oil cap and with the screw more than 2 installation is tightened in its both sides at least according to oil feeding device at the described reciprocal compressor of claim 1.
3,, it is characterized in that lubricating oil cap and its central part is installed with a screw-driving according to oil feeding device at the described reciprocal compressor of claim 1.
4, according at the oil feeding device of the described reciprocal compressor of claim 3, its feature is formed with the side of supporting lubricated oil cap and prevents that the lid that rotates from supporting projection in the front portion of framework.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410093629 CN1782384A (en) | 2004-11-29 | 2004-11-29 | Lubricating oil supply device for reciprocating compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410093629 CN1782384A (en) | 2004-11-29 | 2004-11-29 | Lubricating oil supply device for reciprocating compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1782384A true CN1782384A (en) | 2006-06-07 |
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ID=36772901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410093629 Pending CN1782384A (en) | 2004-11-29 | 2004-11-29 | Lubricating oil supply device for reciprocating compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1782384A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105240257A (en) * | 2014-06-26 | 2016-01-13 | 青岛海尔智能技术研发有限公司 | Oil supply device and linear compressor |
| CN106122742A (en) * | 2016-06-15 | 2016-11-16 | 珠海格力节能环保制冷技术研究中心有限公司 | Oil pump assembly and there is its linear compressor |
-
2004
- 2004-11-29 CN CN 200410093629 patent/CN1782384A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105240257A (en) * | 2014-06-26 | 2016-01-13 | 青岛海尔智能技术研发有限公司 | Oil supply device and linear compressor |
| CN106122742A (en) * | 2016-06-15 | 2016-11-16 | 珠海格力节能环保制冷技术研究中心有限公司 | Oil pump assembly and there is its linear compressor |
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