CN107859625A - Compressor main shaft structure, compressor and air conditioner - Google Patents
Compressor main shaft structure, compressor and air conditioner Download PDFInfo
- Publication number
- CN107859625A CN107859625A CN201711062816.7A CN201711062816A CN107859625A CN 107859625 A CN107859625 A CN 107859625A CN 201711062816 A CN201711062816 A CN 201711062816A CN 107859625 A CN107859625 A CN 107859625A
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- CN
- China
- Prior art keywords
- main shaft
- groove
- oil guide
- central part
- guide groove
- 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.)
- Granted
Links
- 238000005461 lubrication Methods 0.000 claims description 119
- 239000003921 oil Substances 0.000 description 161
- 230000000007 visual effect Effects 0.000 description 10
- 230000000694 effects Effects 0.000 description 5
- 239000010687 lubricating oil Substances 0.000 description 4
- 239000000314 lubricant Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- WSNMPAVSZJSIMT-UHFFFAOYSA-N COc1c(C)c2COC(=O)c2c(O)c1CC(O)C1(C)CCC(=O)O1 Chemical compound COc1c(C)c2COC(=O)c2c(O)c1CC(O)C1(C)CCC(=O)O1 WSNMPAVSZJSIMT-UHFFFAOYSA-N 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000002153 concerted effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- F04C29/023—Lubricant distribution through a hollow driving shaft
-
- 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
- F04C2240/603—Shafts with internal channels for fluid distribution, e.g. hollow shaft
Abstract
The invention provides a kind of compressor main shaft structure, compressor and air conditioner, compressor main shaft structure includes：Main shaft, centre bore and oil outlet is provided with main shaft, oil outlet is connected with centre bore；Central part, central part are set on main shaft；Wherein, main shaft is in contact with central part, has the first contact surface being in contact with central part on main shaft, has the second contact surface being in contact with main shaft on central part, Oil Guide passage is provided with least one of first contact surface and the second contact surface, Oil Guide passage is connected with oil outlet.The compressor main shaft structure of the present invention solves the problems, such as that wear extent is larger between the main shaft and central part of compressor main shaft structure of the prior art.
Description
Technical field
The present invention relates to air-conditioner field, in particular to a kind of compressor main shaft structure, compressor and air conditioner.
Background technology
Coordinate between main shaft and central part in existing compressor main shaft structure for gap, central part is under main shaft effect
Rotated with main shaft.Due to fit clearance, and suffered size and the side of making a concerted effort of central part between central part and main shaft be present
To changing constantly, so relative motion (axial float and relative can occur in rotary course, between main shaft and central part
Rotate), larger power consumption can be produced herein in the case where lubrication is insufficient, or even heavy wear occurs, influence compressor performance
And reliability.
The content of the invention
It is existing to solve it is a primary object of the present invention to provide a kind of compressor main shaft structure, compressor and air conditioner
The problem of wear extent is larger between the main shaft and central part of compressor main shaft structure in technology.
To achieve these goals, according to the first aspect of the invention, there is provided a kind of compressor main shaft structure, bag
Include：Main shaft, centre bore and oil outlet is provided with main shaft, oil outlet is connected with centre bore；Central part, central part are set in master
On axle；Wherein, main shaft is in contact with central part, has the first contact surface being in contact with central part on main shaft, has on central part
There is the second contact surface being in contact with main shaft, being provided with Oil Guide at least one of the first contact surface and the second contact surface leads to
Road, Oil Guide passage are connected with oil outlet.
Further, the Oil Guide passage on the first contact surface is oil guide groove, and oil outlet includes the first oil outlet, oil guide groove bag
The first oil guide groove is included, the first oil outlet is connected with the first oil guide groove, the bearing of trend of the first oil guide groove and the extension side of main shaft
To identical, or the bearing of trend of the first oil guide groove favours the bearing of trend of main shaft.
Further, locating platform is provided with main shaft, tangential direction of the locating platform along main shaft is set, the first oil guide groove
It is arranged on locating platform.
Further, the Oil Guide passage on the second contact surface is lubrication groove, and lubrication groove includes the second lubrication groove, the second lubrication
Groove is circumferentially disposed along the inwall of central part, and the second lubrication groove is connected with the first oil guide groove；Wherein, set on the inwall of central part
Limiting platform is equipped with, limiting platform is oppositely disposed with locating platform, and the second lubrication groove is at least partially disposed in limiting platform
On.
Further, oil guide groove also includes the second oil guide groove, and the second oil guide groove is along the circumferentially disposed of main shaft, the second oil guide groove
Intersect and be connected with the first oil guide groove.
Further, the second oil guide groove is multiple that bearing of trend of multiple second oil guide grooves along main shaft is arranged at intervals.
Further, locating platform is provided with main shaft, tangential direction of the locating platform along main shaft is set, the second oil guide groove
Be at least partially disposed on locating platform.
Further, the second oil guide groove includes：First horizontal straight trough, the first horizontal straight trough are arranged on locating platform；The
One annular groove, first annular groove are arranged on the face of cylinder of main shaft, and the both ends of first annular groove connect with the first horizontal straight trough.
Further, the Oil Guide passage on the first contact surface is oil guide groove, and oil guide groove includes the 3rd oil guide groove, oil outlet with
3rd oil guide groove is connected, and the 3rd oil guide groove is helicla flute.
Further, vertical range of the both ends of the 3rd oil guide groove along the bearing of trend of main shaft is not equal to 0.
Further, oil outlet includes the second oil outlet, and the oil outlet end of the second oil outlet is located on the face of cylinder of main shaft, the
Three oil guide grooves are arranged on the face of cylinder of main shaft, and the second oil outlet is connected with the 3rd oil guide groove.
Further, the Oil Guide passage on the second contact surface is lubrication groove, and lubrication groove includes the second lubrication groove, the second lubrication
Groove is circumferentially disposed along the inwall of central part, and the second lubrication groove is connected with the 3rd oil guide groove；Wherein, the second lubrication groove is at least
On the face of cylinder of the inwall in the centrally disposed portion in part.
Further, the Oil Guide passage on the second contact surface is lubrication groove, and lubrication groove includes the first lubrication groove, oil outlet with
First lubrication groove is connected, the bearing of trend of the first lubrication groove is identical with the bearing of trend of central part, or the first lubrication groove prolongs
Stretch the bearing of trend that direction favours central part.
Further, limiting platform is provided with the inwall of central part, is provided with locating platform on main shaft, limiting platform with
Locating platform is oppositely disposed, and the first lubrication groove is arranged on limiting platform.
Further, lubrication groove also includes the second lubrication groove, and the second lubrication groove is circumferentially disposed along the inwall of central part, the
Two lubrication grooves intersect and are connected with the first lubrication groove.
Further, the second lubrication groove is multiple that bearing of trend of multiple second lubrication grooves along central part is arranged at intervals.
Further, limiting platform is provided with the inwall of central part, is provided with locating platform on main shaft, limiting platform with
Locating platform is oppositely disposed, and the second lubrication groove is at least partially disposed on limiting platform.
Further, the second lubrication groove includes：Second horizontal straight trough, the second horizontal straight trough are arranged on limiting platform；The
Second ring groove, on the face of cylinder of the inwall in the centrally disposed portion of the second annular groove, the both ends of the second annular groove are laterally straight with second
Groove connects.
Further, lubrication groove includes the 3rd lubrication groove, and oil outlet is connected with the 3rd lubrication groove, and the 3rd lubrication groove is spiral shell
Spin slot.
Further, vertical range of the both ends of the 3rd lubrication groove along the bearing of trend of central part is not equal to 0.
Further, on the face of cylinder of the inwall in the 3rd centrally disposed portion of lubrication groove.
According to the second aspect of the invention, there is provided a kind of compressor, including compressor main shaft structure, compressor main shaft
Structure is above-mentioned compressor main shaft structure.
According to the third aspect of the present invention, there is provided a kind of air conditioner, including compressor, compressor are above-mentioned compression
Machine.
The compressor main shaft structure of the present invention is made up of main shaft and the central part being set on main shaft.Wherein, set on main shaft
Centre bore and oil outlet are equipped with, main shaft is in contact with central part, has the first contact surface being in contact with central part on main shaft, in
There is the second contact surface for being in contact with main shaft, at least one upper setting of the first contact surface and the second contact surface in center portion
Have Oil Guide passage, by the way that Oil Guide passage is connected with oil outlet, so as to by Oil Guide passage to main shaft and central part
Contact surface is lubricated, and so as to reduce the friction between main shaft and central part, solves compressor main shaft knot of the prior art
The problem of wear extent is larger between the main shaft and central part of structure.
Brief description of the drawings
The Figure of description for forming the part of the application is used for providing a further understanding of the present invention, and of the invention shows
Meaning property embodiment and its illustrate be used for explain the present invention, do not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 shows the decomposition texture schematic diagram of the embodiment of the compressor main shaft structure according to the present invention；
Fig. 2 shows the assembling structure schematic diagram of the embodiment of the compressor main shaft structure according to the present invention；
Fig. 3 shows the top view of Fig. 2 compressor main shaft structure；
Fig. 4 shows the H-H of Fig. 3 compressor main shaft structure cross-sectional view；
Fig. 5 shows the partial enlargement structural representation at the I of Fig. 4 compressor main shaft structure；
Fig. 6 shows the G-G of Fig. 3 compressor main shaft structure cross-sectional view；
Fig. 7 shows the partial enlargement structural representation at Fig. 6 compressor main shaft structure II；
Fig. 8 shows first visual angle of one embodiment of the main shaft of the compressor main shaft structure according to the present invention
Structural representation；
Fig. 9 shows the I-I of Fig. 8 compressor main shaft structure cross-sectional view；
Figure 10 shows second visual angle of one embodiment of the main shaft of the compressor main shaft structure according to the present invention
Structural representation；
Figure 11 shows the J-J of Figure 10 compressor main shaft structure cross-sectional view；
Figure 12 shows the structural representation of one embodiment of the central part of the compressor main shaft structure according to the present invention
Figure；
Figure 13 shows the K-K of Figure 12 compressor main shaft structure cross-sectional view；
Figure 14 shows the L-L of Figure 12 compressor main shaft structure cross-sectional view；
Figure 15 shows first visual angle of second embodiment of the main shaft of the compressor main shaft structure according to the present invention
Structural representation；
Figure 16 shows second visual angle of second embodiment of the main shaft of the compressor main shaft structure according to the present invention
Structural representation；
Figure 17 shows first visual angle of the 3rd embodiment of the main shaft of the compressor main shaft structure according to the present invention
Structural representation；
Figure 18 shows second visual angle of the 3rd embodiment of the main shaft of the compressor main shaft structure according to the present invention
Structural representation；
Figure 19 shows first visual angle of the 4th embodiment of the main shaft of the compressor main shaft structure according to the present invention
Structural representation；
Figure 20 shows second visual angle of the 4th embodiment of the main shaft of the compressor main shaft structure according to the present invention
Structural representation；
Figure 21 shows first visual angle of the 5th embodiment of the main shaft of the compressor main shaft structure according to the present invention
Structural representation；
Figure 22 shows second visual angle of the 5th embodiment of the main shaft of the compressor main shaft structure according to the present invention
Structural representation；
Figure 23 shows the structural representation of second embodiment of the central part of the compressor main shaft structure according to the present invention
Figure；
Figure 24 shows the A-A of Figure 23 compressor main shaft structure cross-sectional view；
Figure 25 shows the B-B of Figure 23 compressor main shaft structure cross-sectional view；
Figure 26 shows the structural representation of the 3rd embodiment of the central part of the compressor main shaft structure according to the present invention
Figure；
Figure 27 shows the C-C of Figure 26 compressor main shaft structure cross-sectional view；
Figure 28 shows the D-D of Figure 26 compressor main shaft structure cross-sectional view；
Figure 29 shows the structural representation of the 4th embodiment of the central part of the compressor main shaft structure according to the present invention
Figure；
Figure 30 shows the E-E of Figure 29 compressor main shaft structure cross-sectional view；
Figure 31 shows the F-F of Figure 29 compressor main shaft structure cross-sectional view；
Figure 32 shows the structural representation of the 5th embodiment of the central part of the compressor main shaft structure according to the present invention
Figure；
Figure 33 shows the M-M of Figure 32 compressor main shaft structure cross-sectional view；
Figure 34 shows the N-N of Figure 32 compressor main shaft structure cross-sectional view.
Wherein, above-mentioned accompanying drawing marks including the following drawings：
10th, main shaft；11st, oil outlet；111st, the first oil outlet；112nd, the second oil outlet；12nd, centre bore；13rd, oil guide groove；
131st, the first oil guide groove；132nd, the second oil guide groove；1321st, the first horizontal straight trough；1322nd, first annular groove；133rd, the 3rd Oil Guide
Groove；14th, locating platform；20th, central part；21st, lubrication groove；211st, the first lubrication groove；212nd, the second lubrication groove；2121st, second is horizontal
To straight trough；2122nd, the second annular groove；213rd, the 3rd lubrication groove；22nd, limiting platform.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
The invention provides a kind of compressor main shaft structure, refer to Fig. 1 to Figure 34, and compressor main shaft structure includes：It is main
Axle 10, centre bore 12 and oil outlet 11 is provided with main shaft 10, oil outlet 11 is connected with centre bore 12；Central part 20, center
Portion 20 is set on main shaft 10；Wherein, main shaft 10 is in contact with central part 20, has what is be in contact with central part 20 on main shaft 10
First contact surface, has the second contact surface being in contact with main shaft 10 on central part 20, the first contact surface and the second contact surface
Oil Guide passage is provided with least one, Oil Guide passage is connected with oil outlet 11.
The compressor main shaft structure of the present invention is made up of main shaft 10 and the central part 20 being set on main shaft 10.Wherein, it is main
Centre bore 12 and oil outlet 11 are provided with axle 10, main shaft 10 is in contact with central part 20, has and central part 20 on main shaft 10
The first contact surface being in contact, there is the second contact surface being in contact with main shaft 10, the first contact surface and second on central part 20
Oil Guide passage is provided with least one of contact surface, by the way that Oil Guide passage is connected with oil outlet 11, so as to
The contact surface of main shaft 10 and central part 20 is lubricated by Oil Guide passage, so as to reduce between main shaft 10 and central part 20
Friction, wear extent is larger between solving the problems, such as the main shaft and central part of compressor main shaft structure of the prior art.
In the present embodiment, radial direction extension of the oil outlet 11 along main shaft 10.
When being provided with Oil Guide passage on main shaft 10, the Oil Guide passage on the first contact surface is oil guide groove 13, oil outlet 11
Including the first oil outlet 111, oil guide groove 13 includes the first oil guide groove 131, and the first oil outlet 111 is connected with the first oil guide groove 131
Logical, the bearing of trend of the first oil guide groove 131 is identical with the bearing of trend of main shaft 10, or the bearing of trend of the first oil guide groove 131 inclines
Tiltedly in the bearing of trend of main shaft 10.
For the concrete structure of the first oil guide groove 131, alternatively, as shown in figure 8, the bearing of trend of the first oil guide groove 131
It is identical with the bearing of trend of main shaft 10.
Alternatively, as shown in figure 17, the bearing of trend of the first oil guide groove 131 favours the bearing of trend of main shaft 10.
In the present embodiment, lubricating oil is entered in the first oil outlet 111 by centre bore 12, subsequently into the first Oil Guide
Groove 131 is lubricated with realizing to the contact surface of main shaft 10 and central part 20.
For the specific set location of the first oil guide groove 131, as shown in figure 21, locating platform 14 is provided with main shaft 10,
Tangential direction of the locating platform 14 along main shaft 10 is set, and the first oil guide groove 131 is arranged on locating platform 14.
In the present embodiment, the first oil guide groove 131 is arranged on locating platform 14, and locating platform 14 is used to enter with central part 20
Row location fit.
In order to reach preferably lubricant effect, as shown in Figures 6 and 7, the Oil Guide passage on the second contact surface is lubrication
Groove 21, lubrication groove 21 include the second lubrication groove 212, circumferentially disposed, the second profit of inwall of second lubrication groove 212 along central part 20
Chute 212 is connected with the first oil guide groove 131；Wherein, limiting platform 22, limiting platform 22 are provided with the inwall of central part 20
It is oppositely disposed with locating platform 14, the second lubrication groove 212 is at least partially disposed on limiting platform 22.
In the present embodiment, lubricating oil is entered in the first oil outlet 111 by centre bore 12, subsequently into the first Oil Guide
Groove 131, entered by the first oil guide groove 131 in the second lubrication groove 212, to realize the contact surface to main shaft 10 and central part 20
It is lubricated
As shown in Figure 15 and Figure 19, oil guide groove 13 also includes the second oil guide groove 132, and the second oil guide groove 132 is along main shaft 10
Circumferentially disposed, the second oil guide groove 132 intersects and is connected with the first oil guide groove 131.
In the present embodiment, the second oil guide groove 132 and the first oil guide groove 131 are interconnected, so as to realize lubricating oil
Multichannel circulation, to realize preferably lubricant effect.
Preferably, the second oil guide groove 132 is multiple that bearing of trend interval of multiple second oil guide grooves 132 along main shaft 10 is set
Put.
In order to carry out effective location and installation to main shaft 10 and central part 20, locating platform 14 is provided with main shaft 10,
Tangential direction of the locating platform 14 along main shaft 10 is set, and the second oil guide groove 132 is at least partially disposed on locating platform 14.
For the concrete structure of the second oil guide groove 132, as shown in figure 21 and figure, the second oil guide groove 132 includes：First is horizontal
To straight trough 1321, the first horizontal straight trough 1321 is arranged on locating platform 14；First annular groove 1322, first annular groove 1322 are set
Put on the face of cylinder of main shaft 10, the both ends of first annular groove 1322 connect with the first horizontal straight trough 1321.
In the present embodiment, the first horizontal straight trough 1321 and first annular groove 1322 forms a complete oil circuit.
In order to ensure the sufficient lubrication of contact surface, as shown in figure 16, the Oil Guide passage on the first contact surface is oil guide groove 13,
Oil guide groove 13 includes the 3rd oil guide groove 133, and oil outlet 11 is connected with the 3rd oil guide groove 133, and the 3rd oil guide groove 133 is spiral
Groove.
Preferably, the vertical range of bearing of trend of the both ends of the 3rd oil guide groove 133 along main shaft 10 is not equal to 0.
In the present embodiment, the 3rd oil guide groove 133 is extended to the second escape by the first escape on main shaft 10.
As shown in figure 11, oil outlet 11 includes the second oil outlet 112, and the oil outlet end of the second oil outlet 112 is located at main shaft 10
The face of cylinder on, the 3rd oil guide groove 133 is arranged on the face of cylinder of main shaft 10, the second oil outlet 112 and the phase of the 3rd oil guide groove 133
Connection.
As shown in figure 5, the Oil Guide passage on the second contact surface is lubrication groove 21, lubrication groove 21 includes the second lubrication groove 212,
Inwall of second lubrication groove 212 along central part 20 it is circumferentially disposed, the second lubrication groove 212 is connected with the 3rd oil guide groove 133；Its
In, on the face of cylinder of the inwall for being at least partially disposed in central part 20 of the second lubrication groove 212.
In the present embodiment, lubricating oil enters oil outlet 11 from centre bore 12, is then entered by the 3rd oil guide groove 133
In second lubrication groove 212.
As shown in Figure 28 and Figure 31, the Oil Guide passage on the second contact surface is lubrication groove 21, and lubrication groove 21 includes the first profit
Chute 211, oil outlet 11 are connected with the first lubrication groove 211, the bearing of trend of the first lubrication groove 211 and the extension of central part 20
Direction is identical, or the bearing of trend of the first lubrication groove 211 favours the bearing of trend of central part 20.
As shown in figure 31, limiting platform 22 is provided with the inwall of central part 20, locating platform 14 is provided with main shaft 10,
Limiting platform 22 is oppositely disposed with locating platform 14, and the first lubrication groove 211 is arranged on limiting platform 22.
In order to reach preferably lubricant effect, lubrication groove 21 also includes the second lubrication groove 212, and the second lubrication groove 212 is in
The inwall of center portion 20 it is circumferentially disposed, the second lubrication groove 212 intersects and is connected with the first lubrication groove 211.
Preferably, the second lubrication groove 212 is multiple, bearing of trend interval of multiple second lubrication grooves 212 along central part 20
Set.
As shown in figure 31, limiting platform 22 is provided with the inwall of central part 20, locating platform 14 is provided with main shaft 10,
Limiting platform 22 is oppositely disposed with locating platform 14, and the second lubrication groove 212 is at least partially disposed on limiting platform 22.
For the concrete structure of the second lubrication groove 212, as shown in figures 30 and 31, the second lubrication groove 212 includes：Second is horizontal
To straight trough 2121, the second horizontal straight trough 2121 is arranged on limiting platform 22；Second annular groove 2122, the second annular groove 2122 are set
Put on the face of cylinder of the inwall of central part 20, the both ends of the second annular groove 2122 connect with the second horizontal straight trough 2121.
As shown in figure 27, lubrication groove 21 includes the 3rd lubrication groove 213, and oil outlet 11 is connected with the 3rd lubrication groove 213, the
Three lubrication grooves 213 are helicla flute.
Preferably, the vertical range of bearing of trend of the both ends of the 3rd lubrication groove 213 along central part 20 is not equal to 0.
Preferably, on the face of cylinder of the inwall in 213 centrally disposed portion 20 of the 3rd lubrication groove.
Preferably, limiting platform 22 is provided with the inwall of central part 20, locating platform 14 is provided with main shaft 10, it is spacing
Platform 22 and locating platform 14 correspond, and limiting platform 22 and locating platform 14 are one or more.
As shown in Figure 32 to Figure 34, when limiting platform 22 and locating platform 14 are one, the lubrication groove on central part 20
Specific distribution situation.
Preferably, it is also equipped with corresponding oil outlet in two escapes of main shaft 10.
For one embodiment of the compressor main shaft structure of the present invention：
As shown in Fig. 3 to Figure 14, the first oil guide groove 131, the 3rd oil guide groove 133, the first oil outlet are provided with main shaft 10
111 and second oil outlet 112.The second lubrication groove 212 is provided with central part 20, the second lubrication groove 212 includes：Second laterally
Straight trough 2121, the second horizontal straight trough 2121 are arranged on limiting platform 22；Second annular groove 2122, the second annular groove 2122 are set
On the face of cylinder of the inwall of central part 20, the both ends of the second annular groove 2122 connect with the second horizontal straight trough 2121.
For second embodiment of the compressor main shaft structure of the present invention：
As shown in Figure 15 and Figure 16, the first oil guide groove 131, the second oil guide groove 132, the 3rd oil guide groove are provided with main shaft 10
133rd, the first oil outlet 111 and the second oil outlet 112, wherein, the bearing of trend of the first oil guide groove 131 and the extension of main shaft 10
Direction is identical.
For the 3rd embodiment of the compressor main shaft structure of the present invention：
As shown in Figure 17 and Figure 18, the first oil guide groove 131, the 3rd oil guide groove 133, the first oil outlet are provided with main shaft 10
111 and second oil outlet 112, wherein, the bearing of trend of the first oil guide groove 131 favours the bearing of trend of main shaft 10.
For the 4th embodiment of the compressor main shaft structure of the present invention：
As illustrated in figures 19 and 20, the first oil guide groove 131, the second oil guide groove 132, the 3rd oil guide groove are provided with main shaft 10
133rd, the first oil outlet 111 and the second oil outlet 112, wherein, the bearing of trend of the first oil guide groove 131 favours main shaft 10
Bearing of trend.
For the 5th embodiment of the compressor main shaft structure of the present invention：
As shown in figure 21 and figure, the first oil guide groove 131, the second oil guide groove 132, the first oil outlet are provided with main shaft 10
111, the second oil guide groove 132 includes：First horizontal straight trough 1321, the first horizontal straight trough 1321 are arranged on locating platform 14；The
One annular groove 1322, first annular groove 1322 are arranged on the face of cylinder of main shaft 10, the both ends and first of first annular groove 1322
Horizontal straight trough 1321 connects.
For the 6th embodiment of the compressor main shaft structure of the present invention：
As shown in Figure 23 to Figure 25, the first lubrication groove 211 and the 3rd lubrication groove 213, the first profit are provided with central part 20
The bearing of trend of chute 211 is identical with the bearing of trend of central part 20.
For the 7th embodiment of the compressor main shaft structure of the present invention：
As shown in Figure 26 to Figure 28, the first lubrication groove 211 and the 3rd lubrication groove 213, the first profit are provided with central part 20
The bearing of trend of chute 211 favours the bearing of trend of central part 20.
For the 8th embodiment of the compressor main shaft structure of the present invention：
As shown in Figure 29 to Figure 31, the first lubrication groove 211 and the second lubrication groove 212, the second profit are provided with central part 20
Chute 212 includes：Second horizontal straight trough 2121, the second horizontal straight trough 2121 are arranged on limiting platform 22；Second annular groove
2122, on the face of cylinder of the inwall in 2122 centrally disposed portion 20 of the second annular groove, the both ends and second of the second annular groove 2122
Horizontal straight trough 2121 connects.
For the 9th embodiment of the compressor main shaft structure of the present invention：
As shown in Figure 32 to Figure 34, the first lubrication groove 211 and the second lubrication groove 212, central part are provided with central part 20
20 have a limiting platform 22.
Present invention also offers a kind of compressor, including compressor main shaft structure, compressor main shaft structure is above-mentioned pressure
Contracting owner's axle construction.
Present invention also offers a kind of air conditioner, including compressor, compressor is above-mentioned compressor.
As can be seen from the above description, the above embodiments of the present invention realize following technique effect：
The compressor main shaft structure of the present invention is made up of main shaft 10 and the central part 20 being set on main shaft 10.Wherein, it is main
Centre bore 12 and oil outlet 11 are provided with axle 10, main shaft 10 is in contact with central part 20, has and central part 20 on main shaft 10
The first contact surface being in contact, there is the second contact surface being in contact with main shaft 10, the first contact surface and second on central part 20
Oil Guide passage is provided with least one of contact surface, by the way that Oil Guide passage is connected with oil outlet 11, so as to
The contact surface of main shaft 10 and central part 20 is lubricated by Oil Guide passage, so as to reduce between main shaft 10 and central part 20
Friction, wear extent is larger between solving the problems, such as the main shaft and central part of compressor main shaft structure of the prior art.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (23)
- A kind of 1. compressor main shaft structure, it is characterised in that including：Main shaft (10), is provided with centre bore (12) and oil outlet (11) on the main shaft (10), the oil outlet (11) with it is described Centre bore (12) is connected；Central part (20), the central part (20) are set on the main shaft (10)；Wherein, the main shaft (10) is in contact with the central part (20), has and the central part on the main shaft (10) (20) the first contact surface being in contact, there is the second contact surface being in contact with the main shaft (10) on the central part (20), Oil Guide passage, the Oil Guide passage and institute are provided with least one of first contact surface and second contact surface Oil outlet (11) is stated to be connected.
- 2. compressor main shaft structure according to claim 1, it is characterised in that the Oil Guide on first contact surface Passage is oil guide groove (13), and the oil outlet (11) includes the first oil outlet (111), and the oil guide groove (13) includes the first Oil Guide Groove (131), first oil outlet (111) are connected with first oil guide groove (131), first oil guide groove (131) Bearing of trend is identical with the bearing of trend of the main shaft (10), or the bearing of trend of first oil guide groove (131) favours institute State the bearing of trend of main shaft (10).
- 3. compressor main shaft structure according to claim 2, it is characterised in that it is flat that positioning is provided with the main shaft (10) Platform (14), tangential direction of the locating platform (14) along the main shaft (10) are set, and first oil guide groove (131) is arranged on On the locating platform (14).
- 4. compressor main shaft structure according to claim 3, it is characterised in that the Oil Guide on second contact surface Passage is lubrication groove (21), and the lubrication groove (21) includes the second lubrication groove (212), and second lubrication groove (212) is along described The inwall of central part (20) it is circumferentially disposed, second lubrication groove (212) is connected with first oil guide groove (131)；Its In, limiting platform (22), the limiting platform (22) and the locating platform are provided with the inwall of the central part (20) (14) it is oppositely disposed, second lubrication groove (212) is at least partially disposed on the limiting platform (22).
- 5. compressor main shaft structure according to claim 2, it is characterised in that the oil guide groove (13) is also led including second Oil groove (132), second oil guide groove (132) is along the circumferentially disposed of the main shaft (10), second oil guide groove (132) and institute The first oil guide groove (131) is stated to intersect and be connected.
- 6. compressor main shaft structure according to claim 5, it is characterised in that second oil guide groove (132) to be multiple, Bearing of trend of multiple second oil guide grooves (132) along the main shaft (10) is arranged at intervals.
- 7. compressor main shaft structure according to claim 5, it is characterised in that it is flat that positioning is provided with the main shaft (10) Platform (14), tangential direction of the locating platform (14) along the main shaft (10) are set, and second oil guide groove (132) is at least Part is arranged on the locating platform (14).
- 8. compressor main shaft structure according to claim 7, it is characterised in that second oil guide groove (132) includes：First horizontal straight trough (1321), the first horizontal straight trough (1321) are arranged on the locating platform (14)；First annular groove (1322), the first annular groove (1322) are arranged on the face of cylinder of the main shaft (10), and described The both ends of one annular groove (1322) connect with the described first horizontal straight trough (1321).
- 9. compressor main shaft structure according to any one of claim 1 to 8, it is characterised in that first contact surface On the Oil Guide passage be oil guide groove (13), the oil guide groove (13) includes the 3rd oil guide groove (133), the oil outlet (11) It is connected with the 3rd oil guide groove (133), the 3rd oil guide groove (133) is helicla flute.
- 10. compressor main shaft structure according to claim 9, it is characterised in that the both ends of the 3rd oil guide groove (133) Vertical range along the bearing of trend of the main shaft (10) is not equal to 0.
- 11. compressor main shaft structure according to claim 9, it is characterised in that the oil outlet (11) goes out including second Oilhole (112), the oil outlet end of second oil outlet (112) are located on the face of cylinder of the main shaft (10), the 3rd Oil Guide Groove (133) is arranged on the face of cylinder of the main shaft (10), second oil outlet (112) and the 3rd oil guide groove (133) It is connected.
- 12. compressor main shaft structure according to claim 9, it is characterised in that led described on second contact surface Oily passage is lubrication groove (21), and the lubrication groove (21) includes the second lubrication groove (212), and second lubrication groove (212) is along institute The circumferentially disposed of the inwall of central part (20) is stated, second lubrication groove (212) is connected with the 3rd oil guide groove (133)； Wherein, on the face of cylinder of the inwall for being at least partially disposed in the central part (20) of second lubrication groove (212).
- 13. compressor main shaft structure according to claim 1, it is characterised in that led described on second contact surface Oily passage is lubrication groove (21), and the lubrication groove (21) includes the first lubrication groove (211), the oil outlet (11) and described first Lubrication groove (211) is connected, the bearing of trend phase of the bearing of trend and the central part (20) of first lubrication groove (211) Together, or the bearing of trend of first lubrication groove (211) favours the bearing of trends of the central part (20).
- 14. compressor main shaft structure according to claim 13, it is characterised in that set on the inwall of the central part (20) Limiting platform (22) is equipped with, locating platform (14), the limiting platform (22) and the positioning are provided with the main shaft (10) Platform (14) is oppositely disposed, and first lubrication groove (211) is arranged on the limiting platform (22).
- 15. compressor main shaft structure according to claim 13, it is characterised in that the lubrication groove (21) also includes second Lubrication groove (212), circumferentially disposed, second lubrication of inwall of second lubrication groove (212) along the central part (20) Groove (212) intersects and is connected with first lubrication groove (211).
- 16. compressor main shaft structure according to claim 15, it is characterised in that second lubrication groove (212) is more It is individual,Bearing of trend of multiple second lubrication grooves (212) along the central part (20) is arranged at intervals.
- 17. compressor main shaft structure according to claim 15, it is characterised in that set on the inwall of the central part (20) Limiting platform (22) is equipped with, locating platform (14), the limiting platform (22) and the positioning are provided with the main shaft (10) Platform (14) is oppositely disposed, and second lubrication groove (212) is at least partially disposed on the limiting platform (22).
- 18. compressor main shaft structure according to claim 17, it is characterised in that second lubrication groove (212) includes：Second horizontal straight trough (2121), the second horizontal straight trough (2121) are arranged on the limiting platform (22)；Second annular groove (2122), second annular groove (2122) are arranged on the face of cylinder of the inwall of the central part (20) On, the both ends of second annular groove (2122) connect with the described second horizontal straight trough (2121).
- 19. the compressor main shaft structure according to any one of claim 13 to 18, it is characterised in that the lubrication groove (21) the 3rd lubrication groove (213) is included, the oil outlet (11) is connected with the 3rd lubrication groove (213), the 3rd profit Chute (213) is helicla flute.
- 20. compressor main shaft structure according to claim 19, it is characterised in that the two of the 3rd lubrication groove (213) Vertical range of the end along the bearing of trend of the central part (20) is not equal to 0.
- 21. compressor main shaft structure according to claim 19, it is characterised in that the 3rd lubrication groove (213) is set On the face of cylinder of the inwall of the central part (20).
- 22. a kind of compressor, including compressor main shaft structure, it is characterised in that the compressor main shaft structure is claim 1 To the compressor main shaft structure any one of 21.
- 23. a kind of air conditioner, including compressor, it is characterised in that the compressor is the compressor described in claim 22.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711062816.7A CN107859625B (en) | 2017-10-31 | 2017-10-31 | Compressor main shaft structure, compressor and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711062816.7A CN107859625B (en) | 2017-10-31 | 2017-10-31 | Compressor main shaft structure, compressor and air conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107859625A true CN107859625A (en) | 2018-03-30 |
| CN107859625B CN107859625B (en) | 2024-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711062816.7A Active CN107859625B (en) | 2017-10-31 | 2017-10-31 | Compressor main shaft structure, compressor and air conditioner |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4286689A1 (en) * | 2022-05-30 | 2023-12-06 | LG Electronics, Inc. | Scroll compressor |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0530491U (en) * | 1991-09-26 | 1993-04-23 | 株式会社ゼクセル | Compressor |
| CN102661281A (en) * | 2012-05-11 | 2012-09-12 | 深圳市福瑞客科技有限公司 | Compressor and rotating shaft |
| CN107035693A (en) * | 2017-05-08 | 2017-08-11 | 珠海格力电器股份有限公司 | Drive shaft and compressor |
| CN207420870U (en) * | 2017-10-31 | 2018-05-29 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor main shaft structure, compressor and air conditioner |
-
2017
- 2017-10-31 CN CN201711062816.7A patent/CN107859625B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0530491U (en) * | 1991-09-26 | 1993-04-23 | 株式会社ゼクセル | Compressor |
| CN102661281A (en) * | 2012-05-11 | 2012-09-12 | 深圳市福瑞客科技有限公司 | Compressor and rotating shaft |
| CN107035693A (en) * | 2017-05-08 | 2017-08-11 | 珠海格力电器股份有限公司 | Drive shaft and compressor |
| CN207420870U (en) * | 2017-10-31 | 2018-05-29 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor main shaft structure, compressor and air conditioner |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4286689A1 (en) * | 2022-05-30 | 2023-12-06 | LG Electronics, Inc. | Scroll compressor |
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| Publication number | Publication date |
|---|---|
| CN107859625B (en) | 2024-04-16 |
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