CN106150977A - Compressor crank shaft oils structure, compressor oil line structure and compressor - Google Patents
Compressor crank shaft oils structure, compressor oil line structure and compressor Download PDFInfo
- Publication number
- CN106150977A CN106150977A CN201610831181.1A CN201610831181A CN106150977A CN 106150977 A CN106150977 A CN 106150977A CN 201610831181 A CN201610831181 A CN 201610831181A CN 106150977 A CN106150977 A CN 106150977A
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- CN
- China
- Prior art keywords
- oil
- compressor
- main shaft
- crank
- oils
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/0094—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00 crankshaft
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/02—Lubrication
Abstract
The open a kind of compressor crank shaft of the present invention oils structure, relates to Compressor Technology field.This compressor crank shaft oils structure, and including the main shaft of bent axle and the rotor that is connected with transmission of crankshaft, described main shaft surface is provided through its axial oil feeding line；Also include that axle sleeve, described axle sleeve are arranged in the axis hole of rotor, and be set in the lower end of main shaft, between described main shaft and axle sleeve and rotor, form the oil circuit that oils.Meanwhile, it is also disclosed and a kind of there is above-mentioned compressor bent axle oil the compressor oil line structure of structure and compressor.The problem that the present invention solves crankshaft oblique oil hole processing difficulties, decrease manufacturing procedure, reduce the processing cost of product, reduce the bent axle drilling processing risk that there is the oil circuit blocking that burr causes not in place, bent axle easily detects metering, it is simple to the control of product quality.
Description
Technical field
The present invention relates to Compressor Technology field, particularly relate to a kind of compressor crank shaft oil structure, there is this compressor
Bent axle oils the compressor oil line structure of structure and compressor.
Background technology
At present, as it is shown in figure 1, the commonly used crankshaft oilway structure of piston compressor small axle diameter bent axle is as follows: by song
Axle rotary centrifugal force effect, the lubricating oil oily inclined hole 1 ' along bent axle lower end enters bent axle, by principal axis lubrication oilhole 2 ', main shaft
Oilhole 4 ' and the upper oil lubrication crank spindle of helical oil groove 3 '.Crank spindle to crank section passes through always to pass to crankshaft crank
The inclined hole 5 ' on top oils, and after lubricating oil arrives crankshaft crank, a part flows out from the oilhole 6 ' of crankshaft crank side, profit
Sliding crank and big end matching pair, another part lubricating oil throws away from the top of crank, splashes to cylinder, thus lubricates work
Plug, cylinder, small end of connecting rod and the kinematic pair 7 ' of piston pin composition.
It is the inclined oil hole of air 1 ' of bent axle lower end that existing small axle diameter freezer compressor affects the oil key structure of ability of bent axle, should
Whether inclined oil hole of air 1 ' tilts and angle of inclination is the most extremely important, but the inclined oil hole of air 1 ' of small axle diameter bent axle is processed and checks always
The bottleneck operation of this structure bent axle, the clamp structure that processing oilhole uses is complicated, and rigidity of fixation is difficult to ensure, owing to being to tilt to set
The oilhole put, the drill bit that drilling processing uses is relatively big by side force, and cutter life is short, and processing cost is high, and machining accuracy is difficult to protect
Card.The process issues of the inclined oil hole of air 1 ' of bent axle is the most all the problem that technical staff is attempting solving always, but one
Directly break through without great technique, and inclined oil hole of air 1 ' position, angle detection difficult, also constrain the control of product quality.
In sum, need badly propose a kind of compressor crank shaft oil structure, there is this compressor crank shaft oil the pressure of structure
Contracting machine oil line structure and compressor, to solve above technical problem.
Summary of the invention
An object of the present invention is to propose a kind of compressor crank shaft to oil structure, solves crankshaft oblique oil hole processing difficulties
Problem, decrease manufacturing procedure, reduce the processing cost of product, reduce bent axle drilling process the burr that exists not in place lead
The risk of the oil circuit blocking caused, bent axle easily detects metering, it is simple to the control of product quality.
The two of the purpose of the present invention are to propose a kind of to include that above-mentioned compressor bent axle oils the compressor oil line structure of structure.
The three of the purpose of the present invention are to propose a kind of compressor including above-mentioned compressor oil channel structures.
For reaching this purpose, the present invention by the following technical solutions:
A kind of compressor crank shaft oils structure, including the main shaft of bent axle and the rotor that is connected with transmission of crankshaft, described main shaft
Surface configuration has and runs through its axial oil feeding line；
Also include that axle sleeve, described axle sleeve are arranged in the axis hole of rotor, and be set in the lower end of main shaft, described main shaft and axle
The oil circuit that oils is formed between set and rotor.
The preferred version of the structure that oils as a kind of compressor crank shaft, described oil feeding line is to arrange around the periphery of main shaft
Helical oil groove, the oil inlet end of described helical oil groove is positioned at the bottom of main shaft, and the oil outlet of described helical oil groove is arranged on master
On the upper surface of axle.
The preferred version of the structure that oils as a kind of compressor crank shaft, described main shaft and axle sleeve interference fit.
A kind of compressor oil line structure, including cylinder block, is arranged on the bent axle in the crankshaft installed hole of cylinder block, Yi Jiyu
The piston that bent axle is connected by connecting rod, described bent axle includes main shaft and crank, and one end of described connecting rod is socketed on crank, described
Being internally provided with in the inclined hole oil circuit connecting main shaft and crank, described connecting rod of main shaft and crank axially arranged has connection tiltedly along it
Hole oil circuit is to the middle oil circuit of internal piston, and described main shaft has above-described compressor crank shaft and oils structure, described inclined hole
Oil circuit is connected with oil feeding line.
As the preferred version of a kind of compressor oil line structure, the top center of described crank offers oil storage tank, described
Inclined hole oil circuit connects with oil storage tank.
As the preferred version of a kind of compressor oil line structure, the radial direction of described crank offer connect with oil storage tank dissipate
Oil groove hole, described scattered oil groove hole and middle oil communication.
As the preferred version of a kind of compressor oil line structure, in described piston, it is provided with the piston being sleeved in connecting rod
Pin, described middle oil circuit extends on the set contact surface of connecting rod and piston pin.
As the preferred version of a kind of compressor oil line structure, described oil storage tank connects with the piston cylinder holes of piston.
A kind of compressor, including compressor housing and the compressor main body being arranged at compressor, described compression
Owner's body is provided with the compressor oil line structure that its work provides lubricating oil, and described compressor oil line structure is above-described
Compressor oil line structure.
The invention have the benefit that
The present invention propose a kind of compressor crank shaft oil structure, there is this compressor crank shaft oil the compressor oil circuit of structure
Structure and compressor, by cancelling the inclined oil hole of air of small axle diameter bent axle, extend the fuel feeding oil on the main shaft surface of existing compressor crank shaft
Road, and increase axle sleeve in the lower end of main shaft so that formed between main shaft and axle sleeve and rotor and oil oil circuit, it is achieved bent axle upper
Oil.
Present application addresses existing compressor crank shaft inclined oil hole of air difficult processing, inclined oil hole of air drilling is processed the burr that exists not in place and is led
The oilhole blocking caused, the problems such as compressor can not oil, the control of serious limit product quality, owing to bent axle is no longer necessary to drilling
Processing, therefore, decreases the process tool that in a kind of course of processing, the proportion of goods damageds are high, reduces the processing cost of bent axle, decrease
One manufacturing procedure, reduces the bent axle drilling processing risk that there is the oil circuit blocking that burr causes not in place simultaneously, and bent axle holds
Easily detect metering, it is simple to the control of product quality.
Accompanying drawing explanation
Fig. 1 is the structural representation of the compressor oil line structure that prior art provides；
Fig. 2 is the structural representation of the bent axle that embodiment of the present invention provides；
Fig. 3 is the structural representation of the compressor oil line structure that embodiment of the present invention provides.
In figure:
1 ', oil inclined hole；2 ', principal axis lubrication oilhole；3 ', helical oil groove；4 ', principal axis lubrication oilhole；5 ', inclined hole；6 ', lubrication
Oilhole；7 ', kinematic pair；
1, main shaft；2, rotor；3, axle sleeve；4, oil feeding line；5, oil outlet；6, cylinder block；7, connecting rod；8, piston；9, flat
Weighing apparatus block；10, crank；11, inclined hole oil circuit；12, middle oil circuit；13, piston cylinder holes；14, oil groove hole is dissipated；15, piston pin；16, gas
Cylinder seat axis hole.
Detailed description of the invention
Technical scheme and the technique effect reached for making to present invention solves the technical problem that, using are clearer, below
By combining accompanying drawing, the technical scheme of embodiment of the present invention is described in further detail, it is clear that described embodiment
It is only a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, this area
The every other embodiment that technical staff is obtained under not making creative work premise, broadly falls into present invention protection
Scope.
Seeing Fig. 2 and Fig. 3, present embodiment proposes a kind of compressor crank shaft and oils structure, including bent axle main shaft 1 and
Rotor 2 that transmission of crankshaft connects and axle sleeve 3, main shaft 1 surface configuration has and runs through its axial oil feeding line 4, concrete, fuel feeding oil
Road 4 is the helical oil groove arranged around the periphery of main shaft 1, and helical oil groove has oil inlet end and oil outlet 5, wherein, helical oil groove
Oil inlet end be positioned at the bottom of main shaft, the oil outlet 5 of helical oil groove is arranged on the upper surface of main shaft 1.Axle sleeve 3 is then arranged on
In the axis hole of rotor 2, and it is set in the lower end of main shaft 1.Main shaft 1 can use interference fit with axle sleeve 3, main shaft 1 and axle sleeve 3 and turn
The formation that matches between son 2 oils oil circuit.Bent axle rotarily drive lubricating oil by helical oil groove and the axle sleeve 3 of sealing, rotor 2 it
Between coordinate oil oil circuit realize oil.
Comparing with prior art, the application eliminates the inclined oil hole of air of small axle diameter bent axle, bent by extending existing compressor
The oil feeding line (i.e. helical oil groove) on the main shaft surface of axle, and increase axle sleeve in the lower end of main shaft so that main shaft and axle sleeve and turn
The oil circuit that oils is formed, it is achieved oiling of bent axle between son.Owing to bent axle is no longer necessary to drilling processing, therefore, decreases one and add
The process tool that during work, the proportion of goods damageds are high, reduces the processing cost of bent axle, decreases one manufacturing procedure, reduces simultaneously
The bent axle drilling processing risk that there is the oil circuit blocking that burr causes not in place, bent axle easily detects metering, it is simple to product quality
Control.
Seeing Fig. 3, present embodiment also proposes a kind of compressor oil line structure, including cylinder block 6, is arranged on cylinder block 6
Cylinder block axis hole 16 in bent axle, and the piston 8 being connected by connecting rod 7 with bent axle.Bent axle mainly includes main shaft 1, balance
Block 9 and crank 10 3 part.One end of connecting rod 7 is socketed on crank 10.Main shaft 1 has above-described compressor crank shaft and oils
Structure, main shaft 1 and crank 10 be internally provided with the inclined hole oil circuit 11 connecting main shaft 1 and crank 10, inclined hole oil circuit 11 and fuel feeding
Oil circuit 4 is connected, along its axially arranged middle oil circuit 12 having within connection inclined hole oil circuit 11 to piston 8 in connecting rod 7.
In the present embodiment, the top center of crank 10 offers oil storage tank (not shown in accompanying drawing 2 and 3), inclined hole oil
Road 11 connects with oil storage tank, and oil storage tank connects with the piston cylinder holes 13 of piston 8.The radial direction of crank 10 offers and connects with oil storage tank
Scattered oil groove hole 14, dissipate oil groove hole 14 with centre oil circuit 12 connect.The piston pin 15 being sleeved in connecting rod 7 it is provided with in piston 8,
Middle oil circuit 12 extends on the set contact surface of connecting rod and piston pin 15.Above-mentioned inclined hole oil circuit 11 is preferably opened in upper end master
Axle 1, balance weight 9 and the inclined oil hole of air within crank 10, this inclined oil hole of air can run through main shaft 1, balance weight 9 and crank 10 3 part.
The compressor pump oil process of present embodiment is specific as follows:
Bent axle is by rotarily driving lubricating oil by the oil that oils coordinated between the axle sleeve 3 of helical oil groove and sealing, rotor 2
Road, lubricating oil climbs through cylinder block axis hole 16, lubrication cylinder block 6 and the friction pair of bent axle, then rises to oil outlet 5, through tiltedly
The inclined oil hole of air of hole oil circuit 11 and middle oil circuit 12, lubrication connecting rod 7 and the friction pair of crank 10, some lubricating oil is by crank
10 tops are got rid of to piston cylinder holes 13, lubricate piston cylinder holes 13.
Present embodiment also proposes a kind of compressor, including compressor housing and the compression being arranged at compressor
Owner's body, compressor main body be provided with to its work provide lubricating oil compressor oil line structure, compressor oil line structure be with
Upper described compressor oil line structure.
The application can meet piston compressor main shaft 1 and the lubrication needs of crank 10, without processing existing compressor
Inclined oil hole of air on crank spindle 1, the oiling method of bent axle also spirally oils from existing centrifugal changing into.
The know-why of the present invention is described above in association with detailed description of the invention.These describe and are intended merely to explain the present invention
Principle, and limiting the scope of the invention can not be construed to by any way.Based on explanation herein, art technology
Personnel need not pay creative work can associate other detailed description of the invention of the present invention, and these modes fall within this
Within the protection domain of invention.
Claims (9)
1. compressor crank shaft oils a structure, and including the main shaft (1) of bent axle and the rotor (2) that is connected with transmission of crankshaft, it is special
Levying and be, described main shaft (1) surface configuration has and runs through its axial oil feeding line (4)；
Also include that axle sleeve (3), described axle sleeve (3) are arranged in the axis hole of rotor (2), and be set in the lower end of main shaft (1), described
The oil circuit that oils is formed between main shaft (1) and axle sleeve (3) and rotor (2).
Compressor crank shaft the most according to claim 1 oils structure, it is characterised in that described oil feeding line (4) is cincture
The helical oil groove that the periphery of main shaft (1) is arranged, the oil inlet end of described helical oil groove is positioned at the bottom of main shaft (1), described spiral
The oil outlet (5) of oil groove is arranged on the upper surface of main shaft (1).
Compressor crank shaft the most according to claim 1 oils structure, it is characterised in that described main shaft (1) and axle sleeve (3) mistake
It is full of cooperation.
4. a compressor oil line structure, including cylinder block (6), is arranged on the song in the cylinder block axis hole (16) of cylinder block (6)
Axle, and the piston (8) being connected by connecting rod (7) with bent axle, described bent axle includes main shaft (1) and crank (10), described connecting rod
(7) one end is socketed on crank (10), and described main shaft (1) connects main shaft (1) and crank with being internally provided with of crank (10)
(10) inclined hole oil circuit (11), axially arranged has connection inclined hole oil circuit (11) internal to piston (8) along it in described connecting rod (7)
Middle oil circuit (12), it is characterised in that the compressor crank shaft that described main shaft (1) has described in any one of claims 1 to 3 oils
Structure, described inclined hole oil circuit (11) is connected with oil feeding line (4).
Compressor oil line structure the most according to claim 4, it is characterised in that the top center of described crank (10) is offered
Oil storage tank, described inclined hole oil circuit (11) is had to connect with oil storage tank.
Compressor oil line structure the most according to claim 5, it is characterised in that the radial direction of described crank (10) offer with
The scattered oil groove hole (14) of oil storage tank connection, described scattered oil groove hole (14) connects with middle oil circuit (12).
Compressor oil line structure the most according to claim 4, it is characterised in that be provided with in described piston (8) and be sleeved on
Piston pin (15) in connecting rod (7), described middle oil circuit (12) extends on the set contact surface of connecting rod (7) and piston pin (15).
Compressor oil line structure the most according to claim 5, it is characterised in that described oil storage tank and the piston of piston (8)
Cylinder holes (13) connects.
9. a compressor, including compressor housing and the compressor main body being arranged at compressor, described compressor
Main body is provided with the compressor oil line structure that its work provides lubricating oil, it is characterised in that described compressor oil line structure is
Compressor oil line structure described in any one of claim 4-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610831181.1A CN106150977A (en) | 2016-09-19 | 2016-09-19 | Compressor crank shaft oils structure, compressor oil line structure and compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610831181.1A CN106150977A (en) | 2016-09-19 | 2016-09-19 | Compressor crank shaft oils structure, compressor oil line structure and compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106150977A true CN106150977A (en) | 2016-11-23 |
Family
ID=57341391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610831181.1A Pending CN106150977A (en) | 2016-09-19 | 2016-09-19 | Compressor crank shaft oils structure, compressor oil line structure and compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106150977A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2312596A (en) * | 1940-02-27 | 1943-03-02 | Gen Motors Corp | Refrigerating apparatus |
| CN102454580A (en) * | 2010-10-26 | 2012-05-16 | Lg电子株式会社 | Hermetic compressor |
| CN203404048U (en) * | 2013-08-07 | 2014-01-22 | 安徽美芝制冷设备有限公司 | Pressurized oil supply lubrication mechanism for compressor |
| CN103850915A (en) * | 2013-12-18 | 2014-06-11 | 珠海凌达压缩机有限公司 | Oil suction pipe connecting structure for oil supply crankshaft and enclosed reciprocating compressor thereof |
| CN204877857U (en) * | 2015-08-27 | 2015-12-16 | 黄石东贝电器股份有限公司 | Novel compressor's bent axle |
| CN206206117U (en) * | 2016-09-19 | 2017-05-31 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor crank shaft oils structure, compressor oil line structure and compressor |
-
2016
- 2016-09-19 CN CN201610831181.1A patent/CN106150977A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2312596A (en) * | 1940-02-27 | 1943-03-02 | Gen Motors Corp | Refrigerating apparatus |
| CN102454580A (en) * | 2010-10-26 | 2012-05-16 | Lg电子株式会社 | Hermetic compressor |
| CN203404048U (en) * | 2013-08-07 | 2014-01-22 | 安徽美芝制冷设备有限公司 | Pressurized oil supply lubrication mechanism for compressor |
| CN103850915A (en) * | 2013-12-18 | 2014-06-11 | 珠海凌达压缩机有限公司 | Oil suction pipe connecting structure for oil supply crankshaft and enclosed reciprocating compressor thereof |
| CN204877857U (en) * | 2015-08-27 | 2015-12-16 | 黄石东贝电器股份有限公司 | Novel compressor's bent axle |
| CN206206117U (en) * | 2016-09-19 | 2017-05-31 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor crank shaft oils structure, compressor oil line structure and compressor |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161123 |