CN220248201U - Aluminum milling intermediate with fins for turbocharger - Google Patents
Aluminum milling intermediate with fins for turbocharger Download PDFInfo
- Publication number
- CN220248201U CN220248201U CN202321427853.4U CN202321427853U CN220248201U CN 220248201 U CN220248201 U CN 220248201U CN 202321427853 U CN202321427853 U CN 202321427853U CN 220248201 U CN220248201 U CN 220248201U
- Authority
- CN
- China
- Prior art keywords
- oil inlet
- oil
- turbocharger
- hole
- sealing ring
- 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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Links
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 14
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 14
- 238000003801 milling Methods 0.000 title claims abstract description 12
- 238000007789 sealing Methods 0.000 claims abstract description 24
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 238000005242 forging Methods 0.000 claims description 2
- 239000004411 aluminium Substances 0.000 claims 1
- 230000017525 heat dissipation Effects 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000003921 oil Substances 0.000 description 50
- 238000007667 floating Methods 0.000 description 7
- 239000010687 lubricating oil Substances 0.000 description 7
- 238000001816 cooling Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 229910001018 Cast iron Inorganic materials 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 239000000295 fuel oil Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Landscapes
- Supercharger (AREA)
Abstract
The utility model relates to an aluminum milling intermediate with fins for a turbocharger, which comprises a body, wherein a bearing hole is formed in the middle of the body, and an oil inlet groove connected with the bearing hole is formed in the middle of the body; the oil inlet screw hole is connected with the outer end surface of the body at one end and connected with the oil inlet groove at the other end; an oil cavity communicated to the oil inlet groove, wherein the oil cavity is provided with an oil return hole communicated to the lower part of the outer end surface of the body; radiating fins are arranged on two sides of the outer end face of the body; the sealing ring fixing hole is positioned above the oil cavity. The utility model has reasonable design, attractive appearance, lighter weight and better heat dissipation effect, can be put into production without developing a mould, and has lower production cost in small batches.
Description
Technical Field
The utility model relates to a turbocharger, in particular to a finned aluminum milling intermediate of the turbocharger.
Background
The turbocharger is not a power source, and uses the residual energy in the exhaust of the engine as power, and has the advantages of providing more air for the engine, arranging the turbocharger at the exhaust end of the engine, pushing the turbine to rotate by the exhaust gas discharged by the engine cylinder, driving the compressor impeller to pressurize the air filtered by the air filter and then sending the air into the cylinder, and because the air entering the cylinder is increased, more fuel oil is allowed to be injected or the fuel oil is fully combusted, so that the engine generates more power.
The utility model patent with the publication number of CN 202417694U discloses a turbocharger intermediate body, which comprises a body, wherein a main oil hole, a first oil return hole, a second oil return hole, a thrust bearing oil return hole, a floating bearing oil supply hole, a floating bearing support hole and an impeller shaft hole sealing ring fixing hole are arranged in the body, the main oil hole is communicated with the thrust bearing oil return hole, the thrust bearing oil return hole is communicated with the first oil return hole after sequentially passing through the floating bearing oil supply hole and the floating bearing support hole, the first oil return hole is communicated with the impeller shaft hole sealing ring fixing hole, the floating bearing support hole and the impeller shaft hole sealing ring fixing hole are coaxial and are communicated, and annular grooves of the floating bearing support hole and annular grooves of the impeller shaft hole sealing ring fixing hole are respectively arranged on the inner walls of the floating bearing support hole and the impeller shaft hole sealing ring fixing hole. Although it improves impeller shaft hole sealing ring fixed orifices and impeller shaft hole sealing ring complex steadiness, has further prolonged the life of turbo charger. However, with the development of market and booster technology, higher requirements are being placed on various performances of the booster. In particular, the working temperature of turbochargers is becoming higher and higher, the limit working temperature of the hot end (in the turbine housing) of advanced turbochargers is already up to 1050 ℃, the intermediate body serves as an important housing connecting the hot end (turbine housing) and the cold end (impeller housing) and carrying the bearing system of the turbocharger, and higher requirements are put on the heat dissipation performance, the design of the cooling system, the surface quality and the like, and the surface quality and corrosion resistance of the conventional cast iron intermediate body are poor, and the heat dissipation performance cannot meet the requirements of the more advanced turbochargers.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provide the aluminum milling intermediate with the fins for the turbocharger, which has the advantages of reasonable design, attractive appearance, lighter weight and better heat dissipation effect.
The technical scheme for achieving the purpose of the utility model is to provide a turbocharger aluminum milling intermediate with fins, which comprises a body, wherein a bearing hole is formed in the middle of the body, and the body is further provided with:
the oil inlet groove is connected to the bearing hole;
the oil inlet screw hole is connected with the outer end surface of the body at one end and connected with the oil inlet groove at the other end;
the oil cavity is communicated with the oil inlet groove and is provided with an oil return hole communicated below the outer end face of the body;
the radiating fins are arranged on two sides of the outer end face of the body;
the sealing ring fixing hole is positioned above the oil cavity and communicated with the impeller shaft hole.
Further, the radiating fin is provided with 6 fins, and two sides of the outer end face of the body are respectively provided with 3 fins.
Further, the width of the radiating fins is 5.36cm, and the radiating fins are uniformly distributed.
Furthermore, the inner diameter of the sealing ring fixing hole corresponding to one end of the outer side of the body is gradually increased from inside to outside.
Further, the inner wall of the sealing ring fixing hole is provided with a sealing ring fixing hole annular groove.
Further, the oil cavity is L-shaped.
Further, the novel oil inlet flange locking bolt hole is further provided with 2 oil inlet flange locking bolt holes, and the two oil inlet flange locking bolt holes are respectively positioned at two sides of the oil inlet screw hole.
Further, 6061 forging aluminum alloy material is used as a blank, and a final finished product is directly obtained through metal cutting processing.
After the technical scheme is adopted, the utility model has the following positive effects:
(1) According to the utility model, 3 radiating fins with the width of 5.36cm are respectively designed on two sides of the outer end surface of the body, and the radiating fins are uniformly distributed, so that the radiating effect is better.
(2) According to the utility model, 6061 forged aluminum alloy material is used as a blank, and a final finished product is directly obtained through metal cutting processing, so that the surface quality and corrosion resistance are better than those of a common cast iron intermediate, and the weight is lighter.
(3) The inner diameter of the sealing ring fixing hole corresponding to one end of the outer side of the body is gradually increased from inside to outside, and the machining precision is higher.
(4) According to the utility model, the lubricating and heat dissipation effects can be realized simultaneously without arranging a special water cooling channel, and a water pipe matched with the water cooling channel is not required to be externally connected, so that the number of parts is reduced, the cost of the parts is reduced, the space occupied by a raw water cooling structure is saved, and the internal space is optimized.
(5) The utility model can store a certain amount of lubricating oil, so that the turbocharger can not damage the bearing due to oil shortage under any working condition, the turbocharger can run more stably and reliably, the bearing can be fully lubricated under any working condition, the part structure is simple, the processing is convenient, and the service life is longer.
(6) The utility model has reasonable design, attractive appearance, lighter weight and better heat dissipation effect, can be put into production without developing a mould, and has lower production cost in small batches.
Drawings
In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings, in which
FIG. 1 is a cross-sectional view of the structure of the present utility model;
FIG. 2 is a front view of the present utility model;
FIG. 3 is a side view of the present utility model;
fig. 4 is an enlarged view of a portion a of fig. 1;
the reference numerals in the drawings are: 1. a body; 2. an oil chamber; 3. an oil return hole; 4. a bearing hole; 5. an oil inlet groove; 6. an oil inlet screw hole; 7. a seal ring fixing hole; 71. annular grooves of the sealing ring fixing holes; 8. locking bolt holes of the oil inlet flange; 9. and a heat radiating fin.
Detailed Description
Example 1
Referring to fig. 1-4, the utility model integrally uses 6061 forged aluminum alloy material as a blank, and a final finished product is directly obtained through metal cutting processing. Including body 1, bearing hole 4 has been seted up at body 1 middle part, and body 1 still is equipped with:
an oil inlet groove 5, the oil inlet groove 5 being connected to the bearing hole 4;
an oil inlet screw hole 6, wherein one end of the oil inlet screw hole 6 is connected to the outer end surface of the body 1, and the other end is connected to the oil inlet groove 5;
the oil cavity 2 is communicated with the oil inlet groove 5, the oil cavity 2 is provided with an oil return hole 3 communicated below the outer end surface of the body 1, and the oil cavity 2 is L-shaped;
the heat dissipation fins 9 are arranged on two sides of the outer end face of the body 1, 6 heat dissipation fins 9 are arranged on two sides of the outer end face of the body 1, 3 heat dissipation fins are respectively arranged on two sides of the outer end face of the body 1, the width of each heat dissipation fin is 5.36cm, and the heat dissipation fins 9 are uniformly distributed;
the sealing ring fixing hole 7, the sealing ring fixing hole 7 is located oil pocket 2 top, intercommunication impeller shaft hole, and the internal diameter of sealing ring fixing hole 7 corresponding body 1 outside one end is the gradual grow setting from inside to outside, and the inner wall of sealing ring fixing hole 7 is provided with sealing ring fixing hole annular groove 71.
The device also comprises 2 oil inlet flange locking bolt holes 8 which are respectively positioned at two sides of the oil inlet screw hole 6.
The working principle of the utility model is as follows: when the engine is used, lubricating oil provided for the turbocharger by the engine is input from the oil inlet screw hole 6, and the lubricating oil enters the oil inlet groove 5 along the oil inlet screw hole 6 to lubricate the bearing; the lubricating oil entering the oil cavity 2 from the oil inlet groove 5 cools the intermediate body 1, and meanwhile, the heat conduction of the plurality of heat dissipation fins 9 arranged on the two sides of the outer end face of the intermediate body 1 can be utilized to effectively dissipate heat and cool. A part of lubricating oil is stored in the oil cavity 2, and redundant lubricating oil flows out through the oil return hole 3; the oil cavity 2 always ensures a certain amount of lubricating oil to lubricate the bearing no matter the turbocharger is in operation and in the shutdown period, so that the reliability and the service life of the turbocharger are effectively improved.
While the foregoing is directed to embodiments of the present utility model, other and further details of the utility model may be had by the present utility model, it should be understood that the foregoing description is merely illustrative of the present utility model and that no limitations are intended to the scope of the utility model, except insofar as modifications, equivalents, improvements or modifications are within the spirit and principles of the utility model.
Claims (8)
1. The utility model provides a turbocharger takes fin aluminium system to mill midbody, includes body (1), bearing hole (4) have been seted up at body (1) middle part, its characterized in that: the body (1) is further provided with:
an oil inlet groove (5), the oil inlet groove (5) being connected to the bearing hole (4);
an oil inlet screw hole (6), wherein one end of the oil inlet screw hole (6) is connected to the outer end surface of the body (1), and the other end of the oil inlet screw hole is connected to the oil inlet groove (5);
an oil cavity (2), wherein the oil cavity (2) is communicated with the oil inlet groove (5), and the oil cavity (2) is provided with an oil return hole (3) communicated below the outer end surface of the body (1);
radiating fins (9), wherein radiating fins (9) are arranged on two sides of the outer end surface of the body (1);
the sealing ring fixing hole (7), the sealing ring fixing hole (7) is located above the oil cavity (2) and communicated with the impeller shaft hole.
2. The turbocharger finned aluminum milling intermediate of claim 1, wherein: the radiating fins (9) are provided with 6 pieces, and two sides of the outer end face of the body (1) are respectively provided with 3 pieces.
3. The turbocharger finned aluminum milling intermediate of claim 2, wherein: the width of the radiating fins (9) is 5.36cm, and the radiating fins (9) are uniformly distributed.
4. The turbocharger finned aluminum milling intermediate of claim 1, wherein: the inner diameter of the sealing ring fixing hole (7) corresponding to one end of the outer side of the body (1) is gradually increased from inside to outside.
5. The finned aluminum mill intermediate for a turbocharger of claim 4, wherein: the inner wall of the sealing ring fixing hole (7) is provided with a sealing ring fixing hole annular groove (71).
6. The turbocharger finned aluminum milling intermediate of claim 1, wherein: the oil cavity (2) is L-shaped.
7. The turbocharger finned aluminum milling intermediate of claim 1, wherein: the novel oil inlet flange locking bolt comprises oil inlet flange locking bolt holes (8), wherein the number of the oil inlet flange locking bolt holes (8) is 2, and the oil inlet flange locking bolt holes are respectively positioned at two sides of the oil inlet screw hole (6).
8. The turbocharger finned aluminum milling intermediate of claim 1, wherein: and (3) forging an aluminum alloy material by using 6061 as a blank, and directly obtaining a final finished product through metal cutting processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321427853.4U CN220248201U (en) | 2023-06-06 | 2023-06-06 | Aluminum milling intermediate with fins for turbocharger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321427853.4U CN220248201U (en) | 2023-06-06 | 2023-06-06 | Aluminum milling intermediate with fins for turbocharger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220248201U true CN220248201U (en) | 2023-12-26 |
Family
ID=89228134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321427853.4U Active CN220248201U (en) | 2023-06-06 | 2023-06-06 | Aluminum milling intermediate with fins for turbocharger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220248201U (en) |
-
2023
- 2023-06-06 CN CN202321427853.4U patent/CN220248201U/en active Active
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