CN212250796U - Crankshaft with lubricating structure for compressor - Google Patents
Crankshaft with lubricating structure for compressor Download PDFInfo
- Publication number
- CN212250796U CN212250796U CN202020318319.XU CN202020318319U CN212250796U CN 212250796 U CN212250796 U CN 212250796U CN 202020318319 U CN202020318319 U CN 202020318319U CN 212250796 U CN212250796 U CN 212250796U
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- Prior art keywords
- oil
- crank arm
- connecting rod
- fixedly connected
- bearing
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- 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.)
- Expired - Fee Related
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- 230000001050 lubricating effect Effects 0.000 title claims abstract description 15
- 230000000694 effects Effects 0.000 abstract description 3
- 238000005461 lubrication Methods 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 63
- 239000010687 lubricating oil Substances 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
- Sliding-Contact Bearings (AREA)
Abstract
The utility model discloses a compressor is with bent axle that has lubricating structure, the load simulator comprises a case, the left fixed surface of machine incasement wall is connected with first bearing to the fixed surface of first bearing inner wall is connected with the trunnion, the fixed surface of trunnion right-hand member is connected with first crank arm, the fixed surface on first crank arm right side is connected with the rod journal to the fixed surface of rod journal right-hand member is connected with the second crank arm, the machine case, the fixed surface on inner wall right side 1) is connected with the second bearing to the fixed surface of second bearing inner wall is connected with the connecting rod axle, the surface of connecting rod axle left end and the right side fixed connection of second crank arm, first oil circuit has been seted up to the inside of first crank arm, the second oil circuit has been seted up to the inside of second crank arm. The utility model provides a not good problem of compressor crankshaft lubrication effect, guaranteed the result of use of bent axle, prolonged compressor crankshaft's life simultaneously.
Description
Technical Field
The utility model relates to a technical field is made to the compressor, specific bent axle that has lubricating structure for compressor that says so.
Background
The crankshaft is the power transmission component of the piston compressor. The piston compressor bears the force transmitted by the connecting rod, converts the force into torque, outputs the torque through the crankshaft, drives other accessories on the engine to work, converts rotary motion into reciprocating motion, and accordingly achieves the work of the piston compressor. During use, the crankshaft needs to be matched with an external component. When the compressor works, the operation is not smooth due to the friction between the crankshaft and an external component, the service life of the compressor is greatly reduced due to long-time use, and the use quality of the compressor is also seriously reduced. To this end, we provide a compressor with a crankshaft having a lubricating structure to solve the above problems.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned weak point that exists among the prior art, the utility model aims at providing a compressor is with bent axle that has lubricating structure.
The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: a crankshaft with a lubricating structure for a compressor comprises a case, wherein a first bearing is fixedly connected to the surface of the left side of the inner wall of the case, a main journal is fixedly connected to the surface of the inner wall of the first bearing, a first crank arm is fixedly connected to the surface of the right end of the main journal, a connecting rod journal is fixedly connected to the surface of the right side of the first crank arm, a second crank arm is fixedly connected to the surface of the right end of the connecting rod journal, a second bearing is fixedly connected to the surface of the right side of the inner wall of the case 1), a connecting rod shaft is fixedly connected to the surface of the inner wall of the second bearing, the surface of the left end of the connecting rod shaft is fixedly connected to the right side of the second crank arm, a first oil path is formed inside the first crank arm, a second oil path is formed inside the second crank arm, a third oil, and a fifth oil way is formed in the connecting shaft.
And the oil inlet of the first oil way and the oil inlet of the second oil way are both connected with a first oil plug in a sliding manner.
And the surface of the oil inlet of the fifth oil way is connected with a second oil plug in a sliding manner.
A first oil hole is formed in the surface of the main journal, and a second oil hole is formed in the surface of the connecting rod journal.
And a main bearing bush oil film is fixedly connected to the surface of the main journal.
And a connecting rod bush oil film is fixedly connected to the surface of the connecting rod journal.
The utility model has the advantages that: the crankshaft and an external component are connected for use, the first oil plug and the second oil plug are pulled out, lubricating oil prepared in advance is injected into a corresponding oil way, lubricating oil in the oil way lubricates a main shaft bushing oil film through the first oil hole, further lubrication of a main shaft neck is achieved, and lubricating oil in the oil way lubricates a connecting rod journal through the second oil hole. The effect of lubricating the compressor crankshaft is well realized in the whole process, the using effect of the crankshaft is guaranteed, and meanwhile the service life of the compressor crankshaft is prolonged.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a cross-sectional view of the present invention;
figure 3 is a side view of a first crank arm of the present invention.
In the figure: the oil pump comprises a machine case 1, a first bearing 2, a main journal 3, a first crank arm 4, a connecting rod journal 5, a second crank arm 6, a second bearing 7, a connecting rod shaft 8, a first oil way 9, a second oil way 10, a third oil way 11, a fourth oil way 12, a fifth oil way 13, a first oil plug 14, a second oil plug 15, a first oil hole 16, a second oil hole 17, a main shaft bush oil film 18 and a connecting rod bush oil film 19.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, a crankshaft with a lubricating structure for a compressor includes a housing 1, a first bearing 2 fixedly connected to a surface of a left side of an inner wall of the housing 1, a main journal 3 fixedly connected to a surface of an inner wall of the first bearing 2, a first crank arm 4 fixedly connected to a surface of a right end of the main journal 3, a connecting journal 5 fixedly connected to a surface of a right side of the first crank arm 4, a second crank arm 6 fixedly connected to a surface of a right end of the connecting journal 5, a second bearing 7 fixedly connected to a surface of a right side of an inner wall of the housing 1, a connecting shaft 8 fixedly connected to a surface of an inner wall of the second bearing 7, a surface of a left end of the connecting shaft 8 fixedly connected to a right side of the second crank arm 6, a first oil passage 9 formed in the first crank arm 4, a second oil passage 10 formed in the second crank arm 6, a fourth oil path 12 is formed in the main journal 3, a fifth oil path 13 is formed in the connecting shaft 8, and the first oil path 9, the second oil path 10, the third oil path 11, the fourth oil path 12 and the fifth oil path 13 are communicated with each other.
The utility model discloses in, the equal sliding connection of the oil inlet of first oil circuit 9 and the oil inlet of second oil circuit 10 has first oil plug 14, and the sliding surface of fifth oil circuit 13 oil inlet is connected with second oil plug 15, and first oilhole 16 has been seted up on the surface of trunnion 3, and second oilhole 17 has been seted up on the surface of connecting rod journal 5, and the fixed surface of trunnion 3 is connected with main shaft tile oil film 18, and the fixed surface of connecting rod journal 5 is connected with connecting rod tile oil film 19.
The utility model discloses a theory of operation is: when the lubricating oil lubrication device is used, a crankshaft and an external component are connected firstly, the first oil plug 14 and the second oil plug 15 are pulled out, the lubricating oil prepared in advance is injected into a corresponding oil path, the lubricating oil in the oil path lubricates a main bearing bush oil film 18 through the first oil hole 16, further the main journal 3 is lubricated, and the lubricating oil in the oil path lubricates the connecting rod journal 5 through the second oil hole 17.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a compressor is with bent axle that has lubricating structure, includes quick-witted case (1), its characterized in that: the surface of the left side of the inner wall of the case (1) is fixedly connected with a first bearing (2), the surface of the inner wall of the first bearing (2) is fixedly connected with a main journal (3), the surface of the right end of the main journal (3) is fixedly connected with a first crank arm (4), the surface of the right side of the first crank arm (4) is fixedly connected with a connecting rod journal (5), the surface of the right end of the connecting rod journal (5) is fixedly connected with a second crank arm (6), the surface of the right side of the inner wall of the case (1) is fixedly connected with a second bearing (7), the surface of the inner wall of the second bearing (7) is fixedly connected with a connecting rod shaft (8), the surface of the left end of the connecting rod shaft (8) is fixedly connected with the right side of the second crank arm (6), a first oil way (9) is arranged in the first crank arm (4), a third oil way (11) is formed in the connecting rod journal (5), a fourth oil way (12) is formed in the main journal (3), and a fifth oil way (13) is formed in the connecting rod shaft (8).
2. The crankshaft having a lubricating structure for a compressor according to claim 1, wherein: and the oil inlet of the first oil way (9) and the oil inlet of the second oil way (10) are both connected with a first oil plug (14) in a sliding manner.
3. The crankshaft having a lubricating structure for a compressor according to claim 1, wherein: and the surface of an oil inlet of the fifth oil path (13) is connected with a second oil plug (15) in a sliding manner.
4. The crankshaft having a lubricating structure for a compressor according to claim 1, wherein: a first oil hole (16) is formed in the surface of the main journal (3), and a second oil hole (17) is formed in the surface of the connecting rod journal (5).
5. The crankshaft having a lubricating structure for a compressor according to claim 1, wherein: the surface of the main journal (3) is fixedly connected with a main bearing bush oil film (18).
6. The crankshaft having a lubricating structure for a compressor according to claim 1, wherein: and a connecting rod tile oil film (19) is fixedly connected to the surface of the connecting rod journal (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020318319.XU CN212250796U (en) | 2020-03-16 | 2020-03-16 | Crankshaft with lubricating structure for compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020318319.XU CN212250796U (en) | 2020-03-16 | 2020-03-16 | Crankshaft with lubricating structure for compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212250796U true CN212250796U (en) | 2020-12-29 |
Family
ID=73990885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020318319.XU Expired - Fee Related CN212250796U (en) | 2020-03-16 | 2020-03-16 | Crankshaft with lubricating structure for compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212250796U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114738242A (en) * | 2021-12-21 | 2022-07-12 | 安徽中麦亚机电科技有限公司 | Refrigeration compressor crankshaft with locking structure and locking method thereof |
-
2020
- 2020-03-16 CN CN202020318319.XU patent/CN212250796U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114738242A (en) * | 2021-12-21 | 2022-07-12 | 安徽中麦亚机电科技有限公司 | Refrigeration compressor crankshaft with locking structure and locking method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201229 |