CN105715550A - Pump body assembly and compressor with pump body assembly - Google Patents
Pump body assembly and compressor with pump body assembly Download PDFInfo
- Publication number
- CN105715550A CN105715550A CN201610221724.8A CN201610221724A CN105715550A CN 105715550 A CN105715550 A CN 105715550A CN 201610221724 A CN201610221724 A CN 201610221724A CN 105715550 A CN105715550 A CN 105715550A
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- China
- Prior art keywords
- guide groove
- oil guide
- oil
- cannelure
- section
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/02—Lubrication; Lubricant separation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C3/00—Shafts; Axles; Cranks; Eccentrics
- F16C3/04—Crankshafts, eccentric-shafts; Cranks, eccentrics
- F16C3/06—Crankshafts
- F16C3/14—Features relating to lubrication
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2240/00—Components
- F04C2240/50—Bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2240/00—Components
- F04C2240/60—Shafts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2240/00—Components
- F04C2240/80—Other components
- F04C2240/809—Lubricant sump
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Compressor (AREA)
Abstract
The invention provides a pump body assembly and a compressor with the pump body assembly. The pump body assembly comprises a crankshaft part, and the crankshaft part comprises a long shaft part; an annular groove is formed in the long shaft part, a first oil guide groove is formed in the peripheral surface of the long shaft part, and the first oil guide groove is communicated with the annular groove to enable lubricating oil to be guided into the annular groove; the bearing part is provided with a bearing hole, the first segment of the long shaft part is located in the bearing hole, and the annular groove is formed in the first segment; in the running process of the pump body assembly, the lubricating oil enters an annular cavity formed by the annular groove and the hole wall of the bearing hole through the first oil guide groove, the contact area between the lubricating oil and the hole wall of the bearing hole is increased, and the lubricating effect of the crankshaft part and the bearing hole is effectively improved; and due to the arrangement of the annular groove, rigidity of the long shaft part of the crankshaft part is reduced, the running adaptive ability of the improved long shaft part is improved, abrasion of the long shaft part and the bearing part is reduced, the service life of a compressor is prolonged, and the reliability of the compressor is improved.
Description
Technical field
The present invention relates to compressor apparatus technical field, in particular to a kind of pump assembly and the compressor with it.
Background technology
Rotary compressor of the prior art, its crankshaft lubrication rotates fuel feeding generally by the spiral oil guide piece installed inside its underpart.The lubrication of the major and minor bearing portion of bent axle is mainly through the oil guide groove fuel feeding on major and minor bearing.When air-conditioner height drop is installed, system oil return difficulty, easily cause lubricant in compressor deficiency.Heat at Teat pump boiler high temperature, the compressor of longtime running under the bad working environments such as air-conditioning T3 operating mode high-temperature refrigeration, compressor lubricant oil output, is easily caused greatly oil starvation.
Rotary compressor oil starvation of the prior art runs and also can easily cause compressor pump abrasion aggravation, bent axle easily causes the abrasion of major and minor bearing portion, the integrity problems such as stuck, the crankshaft breakdown of the pump housing even occur, it is impossible to reach compressor operating requirements for life time serious.
Compressor of the prior art, mainly through driving helical oil groove on base bearing, is rotated bottom oil pump to base bearing, oil will be made to be promoted by the helical oil groove on base bearing and be lubricated whole friction pair by crankshaft high-speed.Under the big pressure reduction of high pressure ratio and high exhaust temperature, lubricating oil discharge capacity increases, and causes lubricant in compressor not enough, makes main bearing lubrication insufficient, it is easy to cause base bearing and the problem of major axis eccentric wear, cause compressor service life and reliability decrease.
Summary of the invention
Present invention is primarily targeted at and a kind of pump assembly is provided and there is its compressor, the problem insufficient with bearing lubrication to solve bent axle in prior art.
To achieve these goals, according to an aspect of the present invention, provide a kind of pump assembly, including: crank portion, crank portion includes major axis portion, being provided with cannelure in major axis portion, the outer peripheral face in major axis portion is provided with the first oil guide groove, the first oil guide groove is connected to import in cannelure lubricating oil with cannelure；Bearing portion, has dead eye, and the first paragraph in major axis portion is arranged in dead eye, and cannelure is arranged on first paragraph.
Further, the first oil guide groove is along the axial direction spiral in major axis portion, and the hand of spiral of the first oil guide groove is contrary with the rotation direction of crank portion.
Further, crank portion also includes eccentric part, and major axis portion is connected with eccentric part, the side, close major axis portion of eccentric part is provided with escape, arranging oil through in escape, one end of the first oil guide groove is connected with cannelure, and the other end of the first oil guide groove is connected with oil through.
Further, the first oil guide groove is at least one, and each first oil guide groove is all connected with oil through.
Further, the first oil guide groove includes: the first oil guide groove section, and on the outer peripheral face of the first paragraph being arranged between cannelure and eccentric part, one end of the first oil guide groove section is connected with cannelure, and the other end of the first oil guide groove section is connected with oil through；Second oil guide groove section, is arranged on the outer peripheral face of the first paragraph away from the first oil guide groove section, and one end of the second oil guide groove section is connected with cannelure, and the other end of the second oil guide groove section is arranged away from cannelure.
Further, the hole wall of dead eye being provided with the second oil guide groove, the second oil guide groove is connected with cannelure.
Further, the second oil guide groove is along the axial direction spiral of dead eye, and the hand of spiral of the second oil guide groove is contrary with the hand of spiral of the first oil guide groove.
Further, at least one end of the second oil guide groove extends on the end face of bearing portion.
Further, the second oil guide groove includes: the 3rd section of oil guide groove, and the first end of the 3rd section of oil guide groove is connected with cannelure, and the second end of the 3rd section of oil guide groove extends to the upper surface of bearing portion.
Further, the second oil guide groove also includes: the 4th section of oil guide groove, and the first end of the 4th section of oil guide groove is connected with cannelure, and the second end of the 4th section of oil guide groove extends to the lower surface of bearing portion.
Further, the 3rd section of oil guide groove and the 4th section of projection that oil guide groove is axial in major axis portion lay respectively at the both sides of cannelure.
According to a further aspect in the invention, it is provided that a kind of compressor, including pump assembly, pump assembly is above-mentioned pump assembly.
Application technical scheme, pump assembly includes crank portion and bearing portion.Crank portion includes major axis portion, major axis portion is provided with cannelure, the outer peripheral face in major axis portion is provided with the first oil guide groove, and the first oil guide groove is connected with cannelure so that lubricating oil imports in cannelure.Bearing portion has dead eye, and the first paragraph in major axis portion is arranged in dead eye, and cannelure is arranged on first paragraph.Pump assembly is in the process run, and lubricating oil is entered in the toroidal cavity that the hole wall of cannelure and dead eye is formed by the first oil guide groove, adds the contact area of the hole wall of lubricating oil and dead eye, effectively raises the lubricant effect of crank portion and dead eye.Owing to being provided with cannelure, reduce the rigidity in the major axis portion of crank portion, make the operating adaptive ability of the major axis portion after improvement strengthen, decrease the abrasion of major axis portion and bearing portion, extend the service life of compressor, promote the reliability of compressor.
Accompanying drawing explanation
The Figure of description constituting the part of the application is used for providing a further understanding of the present invention, and the schematic description and description of the present invention is used for explaining the present invention, is not intended that inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 illustrates the structural representation of the embodiment of the pump assembly according to the present invention；
Fig. 2 illustrates the structural representation of the embodiment of the bent axle in pump assembly；
Fig. 3 illustrates the structural representation of the embodiment of bearing portion；
Fig. 4 illustrates the assembling structural representation of bearing portion and the first embodiment of bent axle；
Fig. 5 illustrate A-A in Fig. 4 to cross-sectional view；
Fig. 6 illustrates the assembling structural representation of bearing portion and the second embodiment of bent axle；
Fig. 7 illustrate A-A in Fig. 6 to cross-sectional view；
Fig. 8 illustrates the assembling structural representation of bearing portion and the 3rd embodiment of bent axle；
Fig. 9 illustrate A-A in Fig. 8 to cross-sectional view.
Wherein, above-mentioned accompanying drawing includes the following drawings labelling:
10, bearing portion；11, dead eye；12, the second oil guide groove；13, flexible slot；20, crank portion；21, major axis portion；22, eccentric part；221, escape；211, cannelure；212, the first oil guide groove；222, oil through；223, escape；224, oil through；231, short axle；30, cylinder；40, lower bearing；41, oil guide piece；50, roller；60, slide plate.
Detailed description of the invention
It should be noted that when not conflicting, the embodiment in the application and the feature in embodiment can be mutually combined.Describe the present invention below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
As depicted in figs. 1 and 2, a specific embodiment according to the present invention, it is provided that a kind of pump assembly, this pump assembly includes bearing portion 10 and crank portion 20.Crank portion 20 includes major axis portion 21, and major axis portion 21 is provided with cannelure 211, and the outer peripheral face in major axis portion 21 is provided with the first oil guide groove 212, and the first oil guide groove 212 is connected to import in cannelure 211 lubricating oil with cannelure 211.Bearing portion 10 has dead eye 11, and the first paragraph in major axis portion 21 is arranged in dead eye 11, and cannelure 211 is arranged on first paragraph.
In the present embodiment, pump assembly is in the process run, lubricating oil enters in the toroidal cavity that the hole wall of cannelure 211 and dead eye 11 is formed by the first oil guide groove 212, add the contact area of lubricating oil and the hole wall of dead eye 11, effectively raise the lubricant effect of crank portion 20 and dead eye 11.Owing to being provided with cannelure 211, reduce the rigidity in the major axis portion 21 of crank portion 20, make the major axis portion 21 after improvement operate adaptive ability strengthen, decrease major axis portion 21 and the abrasion of bearing portion 10, extend the service life of compressor, promote the reliability of compressor.
Wherein, the first oil guide groove 212 is along the axial direction spiral in major axis portion 21, and the hand of spiral of the first oil guide groove 212 is contrary with the rotation direction of crank portion 20.So arranging makes lubricating oil in the process of crank rotation, lubricating oil can rise along the first oil guide groove 212 smoothly and enter in cannelure 211, again owing to the first oil guide groove 212 is to be opened on the outer peripheral face in major axis portion 21, make the process that lubricating oil rises in realization just to produce with the hole wall of the dead eye 11 of bearing portion 10 contact and realize lubrication, thus the frictional force effectively reduced between hole wall and the first paragraph in major axis portion 21 of the dead eye 11 of bearing portion 10.
Further, crank portion 20 also includes eccentric part 22.Major axis portion 21 is connected with eccentric part 22, the side, close major axis portion 21 of eccentric part 22 is provided with escape 221, arranging oil through 222 in escape 221, one end of the first oil guide groove 212 is connected with cannelure 211, and the other end of the first oil guide groove 212 is connected with oil through 222.One end of first oil guide groove 212 is connected with cannelure 211, so arranges and one end that the oil that the axle center from crank portion 20 is pumped is directly over the first oil guide groove 212 is entered in cannelure 211, add the fuel feeding efficiency of the first oil guide groove 212.
Preferably, in order to increase the fuel delivery of the first oil guide groove 212, it is possible to arrange at least one first oil guide groove 212 on the first paragraph in major axis portion 21.Each first oil guide groove 212 is all connected with oil through 222.
Wherein, the first oil guide groove 212 includes the first oil guide groove section and the second oil guide groove section.On the outer peripheral face of the first paragraph that the first oil guide groove section is arranged between cannelure 211 and eccentric part 22, one end of the first oil guide groove section is connected with cannelure 211, and the other end of the first oil guide groove section is connected with oil through 222.Second oil guide groove section is arranged on the outer peripheral face of the first paragraph away from the first oil guide groove section, and one end of the second oil guide groove section is connected with cannelure 211, and the other end of the second oil guide groove section is arranged away from cannelure 211.Namely in order to further increase the hole wall contact area of lubricating oil and dead eye 11, the first oil guide groove is arranged to be positioned at the first oil guide groove and the second oil guide groove section of cannelure 211 both sides.First oil guide groove and the second oil guide groove section can be arranged at the homonymy on the outer peripheral face of the first paragraph in major axis portion 21 simultaneously.It is of course also possible to be arranged on the outer peripheral face of not homonymy of first paragraph.
As shown in Figures 3 to 5, in order to further reduce the frictional force between the first paragraph in major axis portion 21 and the hole wall of dead eye 11, being provided with the second oil guide groove 12 on the hole wall of dead eye 11, the second oil guide groove 12 is connected with cannelure 211.Second oil guide groove 12 can will be located in the lubricating oil in cannelure 211 further for the lubrication between bearing portion 10 and crank portion 20, effectively raise the lubricant effect between crank portion 20 and bearing portion 10, further improve the reliability and stability of the compressor with this pump assembly.
As shown in Figure 6 and Figure 7, the second oil guide groove 12 is along the axial direction spiral of dead eye 11, and the hand of spiral of the second oil guide groove 12 is contrary with the hand of spiral of the first oil guide groove 212.So arranging to make the rotation that lubricating oil passes through crank portion 20 be gradually increasing along with the second oil guide groove 12, effectively raises the lubrication height of lubricating oil, further improves the lubrication between first paragraph and the bearing portion 10 in the major axis portion 21 of crank portion 20.Certainly, what the second oil guide groove 12 can also be through is arranged at the whole oil guide groove on the hole wall of described dead eye 11, and the second oil guide groove 12 can also be the oil guide groove being arranged on the hole wall composition being interrupted.
As shown in Figure 8 and Figure 9, at least one end of the second oil guide groove 12 extends on the end face of bearing portion 10.Namely as shown in Figure 4, it is possible to one end of the close eccentric part 22 of the second oil guide groove 12 is called the first end of the second oil guide groove 12, one end of the end in the close major axis portion 21 of the second oil guide groove 12 is called the second end of the second oil guide groove 12.Wherein, the first end of the second oil guide groove 12 can extend to the lower surface of bearing portion 10, and now, the lower surface of bearing portion 10 can be lubricated by lubricating oil.Second end of the second oil guide groove 12 should extend to the upper surface of bearing portion 10.Now, the upper surface of bearing portion 10 can be lubricated by lubricating oil.The lubricant effect that can increase whole pump assembly is so set.
Wherein, the second oil guide groove 12 includes the 3rd section of oil guide groove and the 4th section of oil guide groove.First end of the 3rd section of oil guide groove is connected with cannelure 211, and the second end of the 3rd section of oil guide groove extends to the upper surface of bearing portion 10.First end of the 4th section of oil guide groove is connected with cannelure 211, and the second end of the 4th section of oil guide groove extends to the lower surface of bearing portion 10.3rd section of oil guide groove lays respectively at the both sides of cannelure 211 with the 4th section of projection that oil guide groove is axial in major axis portion 21.So arranging and make the lubricating oil pumped from oil through 222 rise in cannelure 211 by the first oil guide groove 212, the lubricating oil also having part in the process that lubricating oil rises enters in the 4th section of oil guide groove and enters in cannelure 211 in the 4th section of oil guide groove.Then through the 3rd section of oil guide groove, the lubricating oil in cannelure 211 is promoted on the upper surface of bearing portion 10.So arranging the frictional force enabling to bearing portion 10 and crank portion 20 contact portion and be decreased to minimum, greasy property reaches maximum.
Pump assembly in above-described embodiment may be also used in Compressor Technology field, namely according to another embodiment of the invention, it is provided that a kind of compressor, including pump assembly, pump assembly is the pump assembly in above-described embodiment.
In the present embodiment, off-centre operation and eccentric part 22 are between major axis portion 21 and short axle 231, the center of crank portion 20 offers axially extending bore, the top of off-centre operation has the first radial guiding oilhole connected with axially extending bore and oil through 222 and the second radial guiding oilhole and oil through 224 with bottom, and this crank portion 20 is including at least an off-centre operation.Wherein, pump assembly also includes escape 223, flexible slot 13, cylinder 30, roller 50, slide plate 60.
The outer surface in major axis portion 21 forms at least one the first oil guide groove 212 in axial direction, and connect with the radial guiding oilhole at off-centre operation top, first oil guide groove 212 of major axis is oppositely oriented with crank portion 20, the major axis portion 21 of crank portion 20 and base bearing and bearing portion 10 assemble centre position and offer cannelure 211, and cannelure 211 forms annular chamber with base bearing assembling.
Major axis portion 21 assembles friction pair base bearing and forms at least one the second oil guide groove 12 in axial direction with major axis portion 21 friction surface, the second through base bearing upper and lower end face of oil guide groove 12 and first oil guide groove 212 in the major axis portion 21 of rotation direction and crank portion 20 is oppositely oriented, on base bearing.First oil guide groove 212 high-speed rotation in major axis portion 21, is promoted to annular chamber by oil, and it is secondary that oil is promoted to more high position lubrication friction by base bearing the second oil guide groove 12.
Such as Fig. 4 and Fig. 5, in the assembling of crank portion 20 and base bearing, the cannelure 211 in major axis portion 21, between base bearing upper and lower end face, constitutes annular chamber with base bearing assembling.Second oil guide groove 12 extends downward connection annular chamber, major axis portion 21 is provided with the first oil guide groove 212 between annular escape 221 and cannelure 211, annular escape 221 connects with crankshaft center oilhole through radial direction oil through 222, first oil guide groove 212 lower end connection annular escape 221 and radially oil through 222, upper end connection cannelure 211 and the annular chamber formed with base bearing thereof.
First oil guide groove 212 is oppositely oriented with the second oil guide groove 12 of base bearing, and the first oil guide groove 212 rotation direction is contrary with the direction of rotation of crank portion 20.Equipped with spiral oil guide piece 41 in the center oilhole of crank portion, the bottom of center oilhole and oil guide piece 41 is immersed in oil sump, during crank portion 20 high speed rotating, drive oil guide piece 41 to rotate, via oil guide piece 41 high speed rotating, the oil in oil sump is promoted and full whole centre bore.The oil spurts that oil in the oilhole of center is elevated by off-centre operation bottom radial direction oil hole, to the top of supplementary bearing and lower bearing 40 and crank portion 20 friction pair, lubricates whole friction pair.Off-centre operation bottom radial direction oil hole and oil through 224 are by the bottom of the oil spurts that elevates in the oilhole of center to base bearing Yu crank portion 20 friction pair, lubricating oil through the first oil guide groove 212 be promoted between cannelure 211 and base bearing formed annular chamber, promote then through the second oil guide groove 12 and lubricating spindle holds and the top of crank portion 20 friction pair, thus lubricating whole friction pair, oil in annular chamber supplements the oil in the second oil guide groove 12 and elevated, reduces and tells oil mass and make whole main bearing friction pair obtain more good lubrication.
Such as Fig. 6 and Fig. 7, the second through base bearing upper surface of oil guide groove 12 and lower surface.During crank portion 20 high speed rotating, the oil spurts that center oilhole is elevated by radial direction oil hole is to the bottom of base bearing Yu crank portion 20 friction pair, a part of lubricating oil promotes through the second oil guide groove 12, directly lubricate whole friction pair, another part Lubricating Oil through the first oil guide groove 212 be promoted between cannelure 211 and base bearing formed annular chamber, it is supplemented with to the second oil guide groove 12 and lubricates whole friction pair, making friction pair top be lubricated more fully.
Such as Fig. 8 and Fig. 9, crank portion 20 has at least two the first oil guide groove 212 of formation.Second oil guide groove the 12, first oil guide groove 212 and cannelure 211 make the volume of main bearing friction pair oil duct and sectional area increase, base bearing effectively lubricating is still ensured that when oil level is relatively low, and reduce the surface area of main bearing friction pair contact, reduce coefficient of friction, reduce the power consumption of compressor, promote the performance of compressor.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (12)
1. a pump assembly, it is characterised in that including:
Crank portion (20), described crank portion (20) includes major axis portion (21), described major axis portion (21) is provided with cannelure (211), being provided with the first oil guide groove (212) on the outer peripheral face of described major axis portion (21), described first oil guide groove (212) is connected to be imported by lubricating oil in described cannelure (211) with described cannelure (211)；
Bearing portion (10), has dead eye (11), and the first paragraph of described major axis portion (21) is arranged in described dead eye (11), and described cannelure (211) is arranged on described first paragraph.
2. pump assembly according to claim 1, it is characterized in that, described first oil guide groove (212) is along the axial direction spiral of described major axis portion (21), and the hand of spiral of described first oil guide groove (212) is contrary with the rotation direction of described crank portion (20).
3. pump assembly according to claim 2, it is characterized in that, described crank portion (20) also includes eccentric part (22), described major axis portion (21) is connected with described eccentric part (22), close described major axis portion (21) side of described eccentric part (22) is provided with escape (221), oil through (222) is set in described escape (221), one end of described first oil guide groove (212) is connected with described cannelure (211), the other end of described first oil guide groove (212) is connected with described oil through (222).
4. pump assembly according to claim 3, it is characterised in that described first oil guide groove (212) is at least one, each described first oil guide groove (212) is all connected with described oil through (222).
5. pump assembly according to claim 3, it is characterised in that described first oil guide groove (212) including:
First oil guide groove section, on the outer peripheral face of the described first paragraph being arranged between described cannelure (211) and described eccentric part (22), one end of described first oil guide groove section is connected with described cannelure (211), and the other end of described first oil guide groove section is connected with described oil through (222)；
Second oil guide groove section, it is arranged on the outer peripheral face of the described first paragraph away from described first oil guide groove section, one end of described second oil guide groove section is connected with described cannelure (211), and the other end of described second oil guide groove section is arranged away from described cannelure (211).
6. pump assembly according to claim 1, it is characterized in that, being provided with the second oil guide groove (12) on the hole wall of described dead eye (11), described second oil guide groove (12) is connected with described cannelure (211).
7. pump assembly according to claim 6, it is characterized in that, described second oil guide groove (12) is along the axial direction spiral of described dead eye (11), and the hand of spiral of described second oil guide groove (12) is contrary with the hand of spiral of described first oil guide groove (212).
8. pump assembly according to claim 7, it is characterised in that at least one end of described second oil guide groove (12) extends on the end face of described bearing portion (10).
9. pump assembly according to claim 6, it is characterised in that described second oil guide groove (12) including:
3rd section of oil guide groove, the first end of described 3rd section of oil guide groove is connected with described cannelure (211), and the second end of described 3rd section of oil guide groove extends to the upper surface of described bearing portion (10).
10. pump assembly according to claim 9, it is characterised in that described second oil guide groove (12) also includes:
4th section of oil guide groove, the first end of described 4th section of oil guide groove is connected with described cannelure (211), and the second end of described 4th section of oil guide groove extends to the lower surface of described bearing portion (10).
11. pump assembly according to claim 10, it is characterised in that described 3rd section of oil guide groove and described 4th section of oil guide groove lay respectively at the both sides of described cannelure (211) in the projection that described major axis portion (21) is axial.
12. a compressor, it is characterised in that include pump assembly, described pump assembly is the pump assembly according to any one of claim 1 to 11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610221724.8A CN105715550A (en) | 2016-04-11 | 2016-04-11 | Pump body assembly and compressor with pump body assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610221724.8A CN105715550A (en) | 2016-04-11 | 2016-04-11 | Pump body assembly and compressor with pump body assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105715550A true CN105715550A (en) | 2016-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610221724.8A Pending CN105715550A (en) | 2016-04-11 | 2016-04-11 | Pump body assembly and compressor with pump body assembly |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106678019A (en) * | 2017-01-19 | 2017-05-17 | 珠海凌达压缩机有限公司 | Pump body structure and compressor |
| CN107542664A (en) * | 2017-08-21 | 2018-01-05 | 珠海凌达压缩机有限公司 | Bent axle and there is its compressor |
| CN108730188A (en) * | 2017-04-18 | 2018-11-02 | 艾默生环境优化技术(苏州)有限公司 | Drive shaft for compressor and compressor |
| CN110925399A (en) * | 2019-10-25 | 2020-03-27 | 珠海格力电器股份有限公司 | Crankshaft assembly and RV reducer |
| CN111287975A (en) * | 2018-12-10 | 2020-06-16 | 广东美芝精密制造有限公司 | Pump body subassembly and compressor |
| WO2020258580A1 (en) * | 2019-06-28 | 2020-12-30 | 安徽美芝精密制造有限公司 | Pump body assembly, compressor, and air conditioner |
| CN112431760A (en) * | 2020-11-06 | 2021-03-02 | 珠海格力节能环保制冷技术研究中心有限公司 | Crankshaft assembly, compressor and air conditioner |
| WO2022242202A1 (en) * | 2021-05-19 | 2022-11-24 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and air conditioner having same |
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| CN111287975A (en) * | 2018-12-10 | 2020-06-16 | 广东美芝精密制造有限公司 | Pump body subassembly and compressor |
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| JP2022528287A (en) * | 2019-06-28 | 2022-06-09 | 安徽美芝精密制造有限公司 | Pump body assembly, compressor and air conditioner |
| WO2020258580A1 (en) * | 2019-06-28 | 2020-12-30 | 安徽美芝精密制造有限公司 | Pump body assembly, compressor, and air conditioner |
| US11460028B2 (en) | 2019-06-28 | 2022-10-04 | Anhui Meizhi Precision Manufacturing Co., Ltd. | Pump body assembly, compressor and air conditioner |
| JP7105387B2 (en) | 2019-06-28 | 2022-07-22 | 安徽美芝精密制造有限公司 | Pump body assembly, compressor and air conditioner |
| CN110925399A (en) * | 2019-10-25 | 2020-03-27 | 珠海格力电器股份有限公司 | Crankshaft assembly and RV reducer |
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| CN112431760B (en) * | 2020-11-06 | 2022-05-24 | 珠海格力节能环保制冷技术研究中心有限公司 | Crankshaft assembly, compressor and air conditioner |
| CN112431760A (en) * | 2020-11-06 | 2021-03-02 | 珠海格力节能环保制冷技术研究中心有限公司 | Crankshaft assembly, compressor and air conditioner |
| WO2022242202A1 (en) * | 2021-05-19 | 2022-11-24 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and air conditioner having same |
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