CN211599031U - Centrifugal air compressor - Google Patents
Centrifugal air compressor Download PDFInfo
- Publication number
- CN211599031U CN211599031U CN201922319648.6U CN201922319648U CN211599031U CN 211599031 U CN211599031 U CN 211599031U CN 201922319648 U CN201922319648 U CN 201922319648U CN 211599031 U CN211599031 U CN 211599031U
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- oil
- plate
- bearing seat
- auxiliary
- additional plate
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Abstract
A centrifugal air compressor comprising: the auxiliary plate is fixedly arranged between the bearing seat and the blade, a cavity between the auxiliary plate and the bearing seat forms an auxiliary chamber, a through hole is formed in the center of the auxiliary plate, and the auxiliary plate is used for blocking and collecting leaked engine oil; the oil throwing sleeve is fixedly sleeved on the outer side of the driving shaft and rotates along with the driving shaft, the outer surface of the oil throwing sleeve is in sliding fit with the through hole in the center of the additional plate, and the oil throwing sleeve is used for generating centrifugal force on leaked engine oil to enable the engine oil to splash outwards onto the additional plate for collection; and the oil outlet is formed in the bottom and communicated with the auxiliary chamber. Effectively avoid machine oil to reveal to the compression chamber, avoid polluting compressed air, guaranteed the compressed air quality.
Description
The technical field is as follows:
the utility model relates to a centrifugal air compressor machine.
Background art:
the principle of the centrifugal air compressor is that the impeller drives the gas to rotate at high speed, so that the gas generates centrifugal force, and the diffusion flow of the gas in the impeller improves the flow speed and pressure of the gas after passing through the impeller, thereby continuously producing compressed air. Current centrifugal air compressor machine, generally all adopt the bearing frame and establish the oil blanket between drive shaft and bearing frame between gear room and the compression chamber and keep apart, the oil blanket leads to the clearance increase with wearing and tearing very easily between the drive shaft of high-speed rotation in the use, leads to the interior machine oil of gear room to have the risk of revealing, machine oil reveals the compression chamber back from the gear room, can sneak into compressed gas under high-pressure gas's drive in to pollute compressed gas, influence compressed gas's quality.
The utility model has the following contents:
the utility model discloses a remedy prior art not enough, provide a centrifugal air compressor, solved in the past between gear room and the compression chamber the oil blanket reveal the problem that back machine oil got into the compression chamber, avoided machine oil to sneak into among the compressed gas pollution compressed gas influences compressed gas's normal use.
The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be:
the utility model provides a centrifugal air compressor, is including the gear room casing and the compression chamber casing that are connected, and the inside gear room that is of gear room casing, the inside compression chamber that is of compression chamber casing still is equipped with air inlet and gas outlet on the compression chamber casing, is equipped with the bearing frame between gear room casing and the compression chamber casing, is equipped with the oil blanket in the bearing frame, and the drive shaft passes the oil blanket and links to each other with the blade of establishing in the compression chamber, still includes:
the auxiliary plate is fixedly arranged between the bearing seat and the blade, a cavity between the auxiliary plate and the bearing seat forms an auxiliary chamber, a through hole is formed in the center of the auxiliary plate, and the auxiliary plate is used for blocking and collecting leaked engine oil;
the oil throwing sleeve is fixedly sleeved on the outer side of the driving shaft and rotates along with the driving shaft, the outer surface of the oil throwing sleeve is in sliding fit with the through hole in the center of the additional plate, and the oil throwing sleeve is used for generating centrifugal force on leaked engine oil to enable the engine oil to splash outwards onto the additional plate for collection;
and the oil outlet is formed in the bottom and communicated with the auxiliary chamber.
A convex ring is arranged at one side, close to the bearing seat, of the central through hole of the additional plate, an inward concave groove is formed in the joint of the convex ring and the additional plate, and the groove is used for collecting engine oil splashed onto the additional plate.
And an oil leakage groove is formed in the bottom of the additional plate, and the oil outlet is communicated with the auxiliary chamber through the oil leakage groove.
The edge of the additional plate is fixedly pressed with the compression cavity shell through the bearing seat, and the bottom of the additional plate is provided with a pin hole which is positioned between the positioning pin and the bearing seat.
One side of the oil throwing sleeve, which is close to the bearing seat, is provided with an oil throwing plate, and the oil throwing plate is used for generating centrifugal force on leaked engine oil.
And a conical surface is arranged at the position, close to the outer side of the oil seal, of one side, close to the additional plate, of the bearing seat.
The utility model adopts the above technical scheme, have following advantage:
(1) the oil throwing sleeve is arranged, so that centrifugal force can be generated on engine oil leaked from the oil seal to enable the engine oil to splash outwards, and the engine oil is prevented from leaking to the compression cavity from a gap between the oil throwing sleeve and the driving shaft;
(2) the arrangement of the additional plate can block and collect the engine oil splashed from the oil throwing sleeve to the additional plate, the engine oil on the upper part flows downwards along the groove and is finally discharged through the auxiliary chamber, the oil leakage groove and the oil outlet hole, the engine oil is prevented from leaking to the compression cavity from a gap between the additional plate and the oil throwing sleeve, compressed air is prevented from being polluted, and the quality of the compressed air is ensured;
(3) the conical surface on the bearing seat is matched with the oil throwing plate of the oil throwing sleeve to block and guide splashed engine oil, so that the engine oil is smoothly splashed onto the additional plate.
Description of the drawings:
fig. 1 is a schematic sectional view of the present invention.
Fig. 2 is a schematic structural diagram of the bearing seat of the present invention.
Fig. 3 is a schematic structural view of the additional plate of the present invention.
Fig. 4 is the utility model discloses get rid of the structural schematic diagram of oil jacket.
In the figure, 1, a gear chamber shell, 2, a compression chamber shell, 3, a gear chamber, 4, a compression chamber, 5, an air inlet, 6, an air outlet, 7, a bearing seat, 8, an oil seal, 9, a driving shaft, 10, blades, 11, an additional plate, 12, an auxiliary chamber, 13, an oil throwing sleeve, 14, an oil outlet, 15, a convex ring, 16, a groove, 17, an oil leakage groove, 18, a pin hole, 19, a positioning pin, 20, an oil throwing plate, 21 and a conical surface.
The specific implementation mode is as follows:
in order to clearly illustrate the technical features of the present invention, the present invention is explained in detail by the following embodiments in combination with the accompanying drawings.
As shown in fig. 1-4, a centrifugal air compressor, including gear room casing 1 and compression chamber casing 2 that are connected, gear room casing 1 is inside to be gear room 3, and the inside compression chamber 4 that is of compression chamber casing 2 still is equipped with air inlet 5 and gas outlet 6 on the compression chamber casing 2, is equipped with bearing frame 7 between gear room casing 1 and the compression chamber casing 2, is equipped with oil blanket 8 in the bearing frame 7, and drive shaft 9 passes oil blanket 8 and links to each other with the blade 10 of establishing in compression chamber 4, still includes:
the auxiliary plate 11 is fixedly arranged between the bearing seat 7 and the blade 10, a cavity between the auxiliary plate 11 and the bearing seat 7 forms an auxiliary chamber 12, a through hole is formed in the center of the auxiliary plate 11, and the auxiliary plate 11 is used for blocking and collecting leaked engine oil;
the oil throwing sleeve 13 is fixedly sleeved on the outer side of the driving shaft 9 and rotates along with the driving shaft 9, the outer surface of the oil throwing sleeve 13 is in sliding fit with a through hole in the center of the additional plate 11, and the oil throwing sleeve 13 is used for generating centrifugal force on leaked engine oil to enable the engine oil to splash outwards onto the additional plate 11 for collection;
and the oil outlet hole 14 is arranged at the bottom and communicated with the auxiliary chamber 12.
A convex ring 15 is arranged at one side, close to the bearing seat 7, of the central through hole of the additional plate 11, an inward concave groove 16 is arranged at the joint of the convex ring 15 and the additional plate 11, and the groove 16 is used for collecting engine oil splashed onto the additional plate 11.
The bottom of the additional plate 11 is provided with an oil leakage groove 17, and the oil outlet 14 is communicated with the auxiliary chamber 12 through the oil leakage groove 17.
The edge of the additional plate 11 is pressed and fixed with the compression cavity shell 2 through the bearing seat 7, the bottom of the additional plate 11 is provided with a pin hole 18, and the additional plate is positioned with the bearing seat 7 through a positioning pin 19.
One side of the oil throwing sleeve 13 close to the bearing seat 7 is provided with an oil throwing plate 20, and the oil throwing plate 20 is used for generating centrifugal force on leaked engine oil.
The position that one side of bearing frame 7 is close to the additional plate 11 and is close to the oil blanket 8 outside is equipped with conical surface 21, and get rid of in oil board 20 extends conical surface 21, get rid of oil board 20 rotation and produce centrifugal force to the engine oil that leaks and make engine oil outwards splash, through the block and the direction of conical surface 21, engine oil can splash to the additional plate 11 smoothly.
When the gas compressor works, the gear of the gear chamber 3 drives the driving shaft 9 to rotate, the driving shaft 9 drives the blades 10 to rotate, gas enters from the gas inlet 5, and is discharged from the gas outlet 6 after being compressed and pressurized by the blades 10. When the engine oil leaks from the oil seal 8, the engine oil firstly contacts the oil slinger 13 and the oil slinger 20, the oil slinger 13 and the oil slinger 20 rotate to generate centrifugal force to the leaked engine oil to enable the engine oil to splash outwards, the engine oil can be prevented from leaking from a gap between the oil slinger 13 and the driving shaft 9 to a compression cavity, the splashed engine oil collides with a conical surface 21, one part of the splashed engine oil flows downwards along the conical surface 21 and is discharged through the auxiliary chamber 12, the oil leakage groove 17 and the oil outlet 14, the other part of the splashed engine oil is guided by the conical surface 21 and splashed to the auxiliary plate 11, flows into the groove 16 along the auxiliary plate 11, then flows downwards along the groove 16 and is finally discharged through the auxiliary chamber 12, the oil leakage groove 17 and the oil outlet 14, the engine oil is prevented from leaking from the gap between the auxiliary plate 11 and the oil slinger 13 to the compression cavity and can be discharged through the oil outlet 14, the wear of the oil seal 8 is estimated.
The above-mentioned specific embodiments can not be regarded as the restriction to the scope of protection of the utility model, to technical personnel in this technical field, it is right the utility model discloses any replacement improvement or transform that embodiment made all fall within the scope of protection of the utility model.
The parts of the present invention not described in detail are the known techniques of those skilled in the art.
Claims (6)
1. The utility model provides a centrifugal air compressor, is including the gear room casing and the compression chamber casing that are connected, and the inside gear room that is of gear room casing, the inside compression chamber that is of compression chamber casing still is equipped with air inlet and gas outlet on the compression chamber casing, is equipped with the bearing frame between gear room casing and the compression chamber casing, is equipped with the oil blanket in the bearing frame, and the drive shaft passes the oil blanket and links to each other its characterized in that with the blade of establishing in the compression chamber: further comprising:
the auxiliary plate is fixedly arranged between the bearing seat and the blade, a cavity between the auxiliary plate and the bearing seat forms an auxiliary chamber, a through hole is formed in the center of the auxiliary plate, and the auxiliary plate is used for blocking and collecting leaked engine oil;
the oil throwing sleeve is fixedly sleeved on the outer side of the driving shaft and rotates along with the driving shaft, the outer surface of the oil throwing sleeve is in sliding fit with the through hole in the center of the additional plate, and the oil throwing sleeve is used for generating centrifugal force on leaked engine oil to enable the engine oil to splash outwards onto the additional plate for collection;
and the oil outlet is formed in the bottom and communicated with the auxiliary chamber.
2. The centrifugal air compressor according to claim 1, wherein: a convex ring is arranged at one side, close to the bearing seat, of the central through hole of the additional plate, an inward concave groove is formed in the joint of the convex ring and the additional plate, and the groove is used for collecting engine oil splashed onto the additional plate.
3. The centrifugal air compressor according to claim 1, wherein: and an oil leakage groove is formed in the bottom of the additional plate, and the oil outlet is communicated with the auxiliary chamber through the oil leakage groove.
4. The centrifugal air compressor according to claim 1, wherein: the edge of the additional plate is fixedly pressed with the compression cavity shell through the bearing seat, and the bottom of the additional plate is provided with a pin hole which is positioned between the positioning pin and the bearing seat.
5. The centrifugal air compressor according to claim 1, wherein: one side of the oil throwing sleeve, which is close to the bearing seat, is provided with an oil throwing plate, and the oil throwing plate is used for generating centrifugal force on leaked engine oil.
6. The centrifugal air compressor according to claim 1, wherein: and a conical surface is arranged at the position, close to the outer side of the oil seal, of one side, close to the additional plate, of the bearing seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922319648.6U CN211599031U (en) | 2019-12-19 | 2019-12-19 | Centrifugal air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922319648.6U CN211599031U (en) | 2019-12-19 | 2019-12-19 | Centrifugal air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211599031U true CN211599031U (en) | 2020-09-29 |
Family
ID=72594269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922319648.6U Withdrawn - After Issue CN211599031U (en) | 2019-12-19 | 2019-12-19 | Centrifugal air compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211599031U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111022343A (en) * | 2019-12-19 | 2020-04-17 | 烟台菱辰能源有限公司 | Centrifugal air compressor |
-
2019
- 2019-12-19 CN CN201922319648.6U patent/CN211599031U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111022343A (en) * | 2019-12-19 | 2020-04-17 | 烟台菱辰能源有限公司 | Centrifugal air compressor |
| CN111022343B (en) * | 2019-12-19 | 2022-07-15 | 烟台东德氢能技术有限公司 | Centrifugal air compressor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 264000 south of xingjiazhuang village, Tingkou Town, Qixia City, Yantai City, Shandong Province Patentee after: Yantai Dongde Hydrogen Energy Technology Co., Ltd Address before: Room 1201, 12th floor, Building C, Yida Zhihui Valley, 300 Changjiang Road, Yantai Economic and Technological Development Zone, Shandong Province, 264000 Patentee before: YANTAI LINGCHEN ENERGY Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200929 Effective date of abandoning: 20211117 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20200929 Effective date of abandoning: 20211117 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |