CN1896539B - Oil feeder of reeling compressor - Google Patents
Oil feeder of reeling compressor Download PDFInfo
- Publication number
- CN1896539B CN1896539B CN200510088634A CN200510088634A CN1896539B CN 1896539 B CN1896539 B CN 1896539B CN 200510088634 A CN200510088634 A CN 200510088634A CN 200510088634 A CN200510088634 A CN 200510088634A CN 1896539 B CN1896539 B CN 1896539B
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- oil
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- wing portion
- scroll compressor
- feed device
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Abstract
This invention is apparatus for supplying oil of a scroll compressor. It includes oil supplying passage cutting through the crankshaft along length direction; absorbing chamber which is immerged in the engine oil storage groove; oil supplying propeller which absorbs engine oil in the said engine oil storage groove by rotating driven by the rotation of the said crank shaft. The absorbed engine oilis supplied to starting part through the said oil supplying passage; the said oil-supplying propeller is composed of a pair of lower wings part and a pair of upper wings part. The largest spacing of upper end of upper wing part is narrower than largest spacing of lower end of lower wing part; when the scroll compressor is clockwise operating, the lower wing part absorbs the engine oil in the absorbing chamber and supplies the engine oil to starting part; when the scroll compressor is counterclockwise operating, the upper wing part absorbs the engine oil in the absorbing chamber and supplies the engine oil to starting part.
Description
Technical field
The present invention relates to a kind of oil feed device of scroll compressor, particularly relate to a kind of oil feed device that will be stored in the machine oil of side-lower in the chest to the supply of top startup portion.
Background technique
General scroll compressor can form high relatively compression ratio, and suck-compress-advantage of steady torque can be carried out and obtain to the process of spuing smoothly, so the device that generally is used to help each other etc. use as coolant compressor.Below, lifting with the compressed object for convenient on illustrating is that the gas refrigerant of the device of helping each other of fluid describes, but the present invention does not limit this.
See also shown in Figure 1ly, existing scroll compressor comprises bent axle 102, and it is arranged on the central axis direction of chest 101, and its top and bottom are subjected to the main frame 103 that the inwall of chest 101 adheres to and the support of lower frame 104 with rotation mode.Also have above-mentioned bent axle 102 to link to each other with motor, and along with the startup of motor 108 is rotated.Fixing spool 109 in addition, it is arranged on chest 101 inside bottom and has fixed wall 110; Spinning reel 111, wall 112 is rotated in its top formation, and forms pressing chamber 113 together with the fixed wall 110 of above-mentioned fixedly spool 109; Establish with the upper end off-centre of above-mentioned bent axle 102, and along with the rotation of bent axle 102 is carried out in the eccentric rotary movement refrigeration agents in the pressing chamber 113 being compressed.
Above-mentioned pressing chamber 113 is located on fixedly by discharge route 114, and the hyperbaric chamber 107 of spool 109 tops communicates, and the high-pressure refrigerant of compression in the pressing chamber 113 is discharged to hyperbaric chamber 107, the high-pressure refrigerant that flows into hyperbaric chamber 107 is discharged to the outside by the discharge pipe 106 on chest 101 sidewalls.
Also have,, should have oil feed device 120 in order to be lubricated to the cooling of startup portion and to startup portion owing in the refrigeration agent running that is compressed into High Temperature High Pressure in the hyperbaric chamber 107 said fixing spool 109 and spinning reel 111 being heated.
See also Fig. 1, shown in Figure 2, state oil feed device 120 and mainly comprise: feeding gallery 121, run through to form with the length direction of bent axle 102, its upper end extends to the spinning reel 111 that the upper end of bent axle 102 links to each other; Suction chamber 122, it is positioned at the lower end of above-mentioned feeding gallery 121, promptly is immersed in the machine oil accumulator tank 105 that is positioned at chest 101 bottoms; Oil supply propeller cavitation 123, in the inside of above-mentioned suction chamber 122 with the rotation mode setting.
See also Fig. 2, shown in Figure 3, above-mentioned oil supply propeller cavitation 123 comprises dull and stereotyped upper end trunk 124; A pair of wing portion 125, it is extended for one in the lower end of upper end trunk 124, probably is separated into two halves and forms with a bending at a certain angle of staggering about thickness direction center line Y with width direction center line X.
See also Fig. 2, shown in Figure 4, has oil supply propeller cavitation 123 rotation along with bent axle 102 of structure as mentioned above in suction chamber 122 inside, wing portion 125 is rotated with the sense of rotation equidirectional of arrow indication bent axle 102, the machine oil of adorning in the suction chamber 122 is sucked and carries to top along feeding gallery 121, the machine oil of machine oil accumulator tank 105 is supplied to the top of bent axle 102 startup portion.
But when driving the three phase electric machine 108 wrong power lines of bent axle 102 rotations, bent axle 102 counter-rotating generation misoperations.At this moment as shown in Figure 4, the oil supply propeller cavitation 123 of oil feed device 120 carries out counter-rotating (arrow direction).The oil supply propeller cavitation 123 wing portions 125 of this counter-rotating can not suck the machine oil of suction chamber 122, on the contrary the machine oil of feeding gallery 121 is discharged the outside of suction chamber 122, thereby can not cause the wearing and tearing of startup portion to fixing startup portion oil supply such as spool 109 and spinning reel 111.
This shows that above-mentioned existing oil feed device obviously still has inconvenience and defective in structure and use, demand urgently further being improved.In order to solve the problem that existing oil feed device exists, close manufacturer and there's no one who doesn't or isn't seek solution painstakingly, but do not see always that for a long time suitable design finished by development, and common product does not have appropriate structure to address the above problem, and this obviously is the problem that the anxious desire of relevant dealer solves.
Because the defective that above-mentioned existing oil feed device exists, the inventor is based on being engaged in this type of product specification manufacturing abundant for many years practical experience and professional knowledge, and the utilization of cooperation scientific principle, actively studied innovation, oil feed device in the hope of the scroll compressor of founding a kind of new structure, can improve general existing oil feed device, make it have more practicability.Through constantly research, design, and after studying sample and improvement repeatedly, create the present invention who has practical value finally.
Summary of the invention
Main purpose of the present invention is, overcome the defective that existing oil feed device exists, and provide a kind of oil feed device of scroll compressor of new structure, technical problem to be solved is to make it can be in the same old way to startup portion oil supply under the situation of correct situation that inserts power supply and wrong power supply on the motor, thereby be suitable for practicality more, and have the value on the industry.
The object of the invention to solve the technical problems realizes by the following technical solutions: the oil feed device of a kind of scroll compressor that proposes according to the present invention, and it comprises: feeding gallery, it runs through in the inner length direction of bent axle and forms; Suction chamber, it is positioned at the lower end of above-mentioned feeding gallery and is immersed in the machine oil accumulator tank of chest below; The oil supply propeller cavitation inserts the inside of above-mentioned suction chamber, the rotation of above-mentioned bent axle drives it and carries out the equidirectional rotation, suction is stored in the machine oil in the machine oil accumulator tank of above-mentioned chest bottom, by way of above-mentioned feeding gallery to fixedly spool and spinning reel startup portion supply machine oil; Above-mentioned oil supply propeller cavitation is made of a pair of bottom wing portion and a pair of top wing portion; A pair of bottom wing portion is wherein prolonged downwards with middle position and the spacing of thickness direction enlarges gradually and forms by above-mentioned oil supply propeller cavitation; A pair of top wing portion upwards prolongs and the thickness direction spacing enlarges gradually and forms at above-mentioned middle position, and the maximum spacing of its upper end is narrower relatively than the lower end maximum spacing of bottom wing portion.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
The oil feed device of aforesaid scroll compressor, wherein said bottom wing portion down prolongs and enlarges gradually in the spacing of thickness direction from central part and forms; Wherein said top wing portion up prolongs and enlarges gradually in the spacing of thickness direction from above-mentioned central part and forms, and the maximum spacing D1 of its upper end is narrower relatively than the lower end maximum spacing D2 of above-mentioned bottom wing.
The oil feed device of aforesaid scroll compressor, the width W 1 of wherein said top wing portion is narrower relatively than the width W 2 of above-mentioned bottom wing portion.
The oil feed device of aforesaid scroll compressor, wherein said above-mentioned top wing portion and above-mentioned bottom wing portion are that the bending of staggering before and after the center forms with each splitted groove that is formed centrally in the width direction.
The oil feed device of aforesaid scroll compressor, when scroll compressor turned round clockwise, the bottom wing portion of oil supply propeller cavitation was with the machine oil suction of suction chamber and to startup portion oil supply; Wing portion in top sucks machine oil to startup portion supply machine oil when scroll compressor carries out counter-rotating.
The present invention compared with prior art has tangible advantage and beneficial effect.By above technological scheme as can be known, in order to reach aforementioned goal of the invention, major technique of the present invention thes contents are as follows:
The present invention proposes a kind of oil feed device of scroll compressor, and it comprises: feeding gallery, and it runs through bent axle with length direction and forms; Suction chamber, it is positioned at the lower end of above-mentioned feeding gallery, and is immersed in the machine oil accumulator tank of chest; Oil supply propeller cavitation, its rotation by above-mentioned bent axle drive its rotation and suck the machine oil of said engine oil accumulator tank, are fed to startup portion through above-mentioned feeding gallery; Above-mentioned oil supply propeller cavitation is made of a pair of bottom wing portion and a pair of top wing portion, and the maximum spacing D1 of wherein a pair of top wing portion upper end is narrower relatively than the lower end maximum spacing D2 of above-mentioned bottom wing portion; When scroll compressor turned round clockwise, the bottom wing portion of oil supply propeller cavitation was with the machine oil suction of suction chamber and to startup portion oil supply; Wing portion in top sucks machine oil to startup portion supply machine oil when carrying out counter-rotating; Thereby can avoid taking place the wearing and tearing or the damage of startup portion.
By technique scheme, the oil feed device of scroll compressor of the present invention has following advantage at least:
1, oil feed device of the present invention, oil supply propeller cavitation forward was rotated when scroll compressor ran well, the machine oil of suction chamber can be sucked and by way of feeding gallery to spool direction fuel feeding;
2, during the scroll compressor counter-rotating top wing portion machine oil of suction chamber is sucked and by way of feeding gallery to spool direction fuel feeding, this misoperation with motor has nothing to do can be normally to startup portion fuel feeding, with the wearing and tearing or the damage that can prevent startup portion.
In sum, the oil feed device of the scroll compressor of special construction of the present invention, it has above-mentioned many advantages and use value, and in like product, do not see have similar structural design to publish or use and really genus innovation, no matter it structurally or bigger improvement all arranged on the function, have large improvement technically, and produced handy and practical effect, and more existing oil feed device has the multinomial effect of enhancement, thereby be suitable for practicality more, and have the extensive value of industry, really be a new and innovative, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of specification, below with preferred embodiment of the present invention and conjunction with figs. describe in detail as after.
The specific embodiment of the present invention is provided in detail by following examples and accompanying drawing thereof.
Description of drawings
Fig. 1 is the length direction sectional drawing of the scroll compressor of existing oil feed device.
Fig. 2 is the amplification profile of the major component of existing oil feed device.
Fig. 3 is the profile of the propeller cavitation of existing oil feed device.
Fig. 4 is the principle skeleton diagram of the propeller cavitation oil supply of existing oil feed device,
Wherein a is that oil supply starts schematic diagram when being rotated in the forward,
Oil supply started schematic diagram when b was counter-rotating.
Fig. 5 is the length direction sectional drawing of the scroll compressor of oil feed device of the present invention.
Fig. 6 is the amplification profile of the major component of oil feed device of the present invention.
Fig. 7 is the profile of the propeller cavitation of oil feed device of the present invention.
Fig. 8 is the skeleton diagram of the propeller cavitation oil supply principle of oil feed device of the present invention,
Wherein a is that oil supply starts schematic diagram when being rotated in the forward,
Oil supply started schematic diagram when b was counter-rotating.
101: chest 102 bent axles
103: main frame 104: lower frame
105: machine oil accumulator tank 106: discharge pipe
107: hyperbaric chamber 108: motor
109: fixedly spool 110: fixed wall
111: spinning reel 112: the rotation wall
113: pressing chamber 114: discharge route
120: oil feed device 121: feeding gallery
122: suction chamber 123: the oil supply propeller cavitation
124: upper end trunk 125: wing portion
1: chest 2: bent axle
3: main framework 4: lower frame
5: machine oil holding tank 6: discharge pipe
7: hyperbaric chamber 8: motor
9: fixedly spool 10: fixed wall lip
11: spinning reel 12: the rotation wall
13: pressing chamber 14: discharge route
20: oil feed device 21: feeding gallery
22: suction chamber 23: the oil supply propeller cavitation
24: the top wing 24a of portion: splitted groove
25: the bottom wing 25a of portion: splitted groove
Embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, its embodiment of oil feed device, structure, feature and the effect thereof of the scroll compressor that foundation the present invention is proposed, describe in detail as after.
The oil feed device of scroll compressor of the present invention, it mainly comprises: feeding gallery, its inner length direction at bent axle run through and form; Suction chamber, it is positioned at the lower end of above-mentioned feeding gallery and is immersed in the machine oil accumulator tank that is positioned at the chest bottom; The oil supply propeller cavitation, it inserts suction chamber, drives it by the rotation of above-mentioned bent axle and carries out the equidirectional rotation, and suck the machine oil that is stored in the said engine oil accumulator tank, and the above-mentioned feeding gallery of approach is supplied machine oil to fixing startup such as spool and spinning reel portion; The oil feed device of scroll compressor of the present invention, it also comprises: a pair of bottom wing portion is probably prolonged downwards with middle position and the spacing of thickness direction enlarges gradually and forms by above-mentioned oil supply propeller cavitation; A pair of top wing portion upwards prolongs and the thickness direction spacing enlarges gradually and forms at above-mentioned middle position, and the maximum spacing of its upper end is narrower relatively than the lower end maximum spacing of lower end wing portion; The width of above-mentioned in addition top wing portion is narrower relatively than the width of above-mentioned bottom wing portion.Each splitted groove that above-mentioned top wing portion and above-mentioned bottom wing portion form with the central direction of width direction is that the center bending of staggering forms
Has the oil feed device of the scroll compressor of the present invention of structure as mentioned above, when scroll compressor runs well, it is the correct power line that inserts on the motor, when the bent axle forward is rotated, oil supply propeller cavitation forward is rotated bottom wing portion is sucked by way of feeding gallery the machine oil in the suction chamber to the supply of spool direction, at this moment wing portion in top is littler than bottom wing portion's width and open spacing, so thereby suck direction and the oil mass that spues in the other direction be less than the oil mass that bottom wing portion sucked can regular supply machine oil.
When scroll compressor carried out reverse abnormal running conversely, when promptly the power line of wrong motor made the bent axle counter-rotating, above-mentioned top wing portion sucked the machine oil in the suction chamber and to startup portion supply machine oil, thereby can prevent the damage or the breakage of startup portion.
Below, the embodiment to the oil feed device of scroll compressor of the present invention is described in detail with reference to accompanying drawing.
See also shown in Figure 5, the scroll compressor of oil feed device of the present invention is installed, comprise bent axle 2, it is arranged on the inside center axle direction of chest 1, each is subjected to support attached to main framework 3 of the inwall of chest 1 and lower frame 4 with rotation mode its top and bottom, drives it and is rotated by being arranged on outer peripheral motor 8.
Also have fixedly spool 9, it is arranged on the inside of chest 1, and has fixed wall 10; Spinning reel 11, it is corresponding with it and establish that it is positioned at the below of fixing spool 9, and above have the rotation wall 12 that forms pressing chamber (13) with the fixed wall 10 of above-mentioned fixedly spool 9 together, and eccentric and establish with above-mentioned spool 2.Rotatablely move so spinning reel 11 carries out off-centre by bent axle 2 drives, and same fixedly spool 9 compresses the refrigeration agents in the pressing chamber 13 together.
Fixedly the hyperbaric chamber, top 7 of spool 9 is continuous together by discharge route 14 for above-mentioned pressing chamber 13, and the high-pressure refrigerant that pressing chamber 13 is compressed is discharged to hyperbaric chamber 7, and the high-pressure refrigerant that stores in the hyperbaric chamber 7 outwards spues by the discharge pipe on the sidewall of chest 16.In addition, oil feed device 20, it can cool off and startup portion is lubricated the refrigeration agent in the pressing chamber 13 being carried out be heated in the compression process said fixing spool 9 and spinning reel 11.
See also Fig. 5, shown in Figure 6, above-mentioned oil feed device 20, feeding gallery 21, it runs through with the length direction of bent axle 2 and forms, and its upper end extends to the spinning reel 11 that the upper end of bent axle 2 links to each other; Suction chamber 22, it is positioned at the lower end of above-mentioned feeding gallery 21, promptly is immersed in the machine oil accumulator tank 5 of chest 1 below; Oil supply propeller cavitation 23, it is arranged on the inside of above-mentioned suction chamber 22 with rotation mode; Etc. formation.
See also Fig. 6, shown in Figure 7, state oil supply propeller cavitation 23, by a pair of bottom wing portion 25, probably prolong downwards and the thickness direction spacing enlarges gradually with centre; A pair of top wing portion 24, it upwards prolongs and the thickness direction spacing enlarges gradually and forms from above-mentioned central part, and the maximum spacing D1 of upper end is narrower relatively than the lower end maximum spacing D2 of above-mentioned bottom wing portion 25.The width W 1 of above-mentioned top wing portion 24 is narrower relatively than the width W 2 of above-mentioned bottom wing 25 among Fig. 6 in addition.
See also shown in Figure 8, oil feed device 20 with structure as mentioned above is when scroll compressor runs well, when the access power supply of motor 8 connects correct bent axle 2 and is rotated in the forward shown in a of Fig. 8, be rotated to (direction of arrow on the drawing), thus wing portion 25 in bottom sucks the machine oil of suction chamber 22 and through feeding gallery 21 to startup portion oil supply.At this moment top wing portion 24 width and open spacing be less than bottom wing portion 25, thereby suck the oil mass that direction and opposite direction spue and be less than the oil mass that bottom wing portion 25 is sucked, so in the same old way can be to startup portion oil supply.
When scroll compressor carries out counter-rotating and carries out abnormal running conversely, promptly shown in the b of Fig. 8, on the machine 8 during 2 counter-rotatings of wrong power line bent axle bottom wing portion 25 can not suck machine oil, above-mentioned top wing portion 24 can suck the machine oil of suction chamber 22 and to startup portion oil supply, thereby can prevent the damage or the breakage of startup portion.
The technological innovation of the oil feed device of the scroll compressor of the present invention that above-mentioned structure like this constitutes all has many saving graces in technician of the same trade now, and the progressive that possesses skills really.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, though the present invention discloses as above with preferred embodiment, yet be not in order to limit the present invention, any those skilled in the art, in not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solution of the present invention, according to technical spirit of the present invention to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solution of the present invention.
Claims (4)
1. the oil feed device of a scroll compressor is characterized in that it comprises: feeding gallery, and it runs through in the inner length direction of bent axle and forms; Suction chamber, it is positioned at the lower end of above-mentioned feeding gallery and is immersed in the machine oil accumulator tank of chest below; The oil supply propeller cavitation inserts the inside of above-mentioned suction chamber, the rotation of above-mentioned bent axle drives it and carries out the equidirectional rotation, and suck the machine oil be stored in the machine oil accumulator tank of above-mentioned chest bottom, by way of above-mentioned feeding gallery to fixedly spool and spinning reel startup portion supply machine oil; Above-mentioned oil supply propeller cavitation is made of a pair of bottom wing portion and a pair of top wing portion;
A pair of bottom wing portion is wherein prolonged downwards with middle position and the spacing of thickness direction enlarges gradually and forms by above-mentioned oil supply propeller cavitation; A pair of top wing portion upwards prolongs and the thickness direction spacing enlarges gradually and forms at above-mentioned middle position, and the maximum spacing of its upper end is narrower relatively than the lower end maximum spacing of bottom wing portion.
2. the oil feed device of scroll compressor according to claim 1, the width W 1 that is characterised in that wherein said top wing portion is narrower relatively than the width W 2 of above-mentioned bottom wing portion.
3. the oil feed device of scroll compressor according to claim 1 and 2 is characterized in that wherein above-mentioned top wing portion and above-mentioned bottom wing portion are that the bending of staggering before and after the center forms with each splitted groove that is formed centrally in the width direction.
4. the oil feed device of scroll compressor according to claim 3 is characterized in that when scroll compressor turns round clockwise, and the bottom wing portion of oil supply propeller cavitation is with the machine oil suction of suction chamber and to startup portion oil supply; Wing portion in top sucks machine oil to startup portion supply machine oil when scroll compressor carries out counter-rotating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200510088634A CN1896539B (en) | 2005-07-12 | 2005-07-12 | Oil feeder of reeling compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200510088634A CN1896539B (en) | 2005-07-12 | 2005-07-12 | Oil feeder of reeling compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1896539A CN1896539A (en) | 2007-01-17 |
| CN1896539B true CN1896539B (en) | 2010-05-05 |
Family
ID=37609142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200510088634A Expired - Fee Related CN1896539B (en) | 2005-07-12 | 2005-07-12 | Oil feeder of reeling compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1896539B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1274068A (en) * | 1968-06-20 | 1972-05-10 | Danfoss As | A motor compressor having a centrifugal oil pump |
| CN1004570B (en) * | 1986-04-28 | 1989-06-21 | 卡利尔公司 | Compressor lubrication and noise reduction system |
| CN1108358A (en) * | 1993-11-29 | 1995-09-13 | 科普兰公司 | Scroll machine with reverse rotation protection |
| 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 |
-
2005
- 2005-07-12 CN CN200510088634A patent/CN1896539B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1274068A (en) * | 1968-06-20 | 1972-05-10 | Danfoss As | A motor compressor having a centrifugal oil pump |
| CN1004570B (en) * | 1986-04-28 | 1989-06-21 | 卡利尔公司 | Compressor lubrication and noise reduction system |
| CN1108358A (en) * | 1993-11-29 | 1995-09-13 | 科普兰公司 | Scroll machine with reverse rotation protection |
| 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 |
Non-Patent Citations (1)
| Title |
|---|
| JP昭61-8491A 1986.01.16 |
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| Publication number | Publication date |
|---|---|
| CN1896539A (en) | 2007-01-17 |
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