CN221723257U - Thin-wall type turbocharger bearing body easy to dissipate heat - Google Patents
Thin-wall type turbocharger bearing body easy to dissipate heat Download PDFInfo
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- CN221723257U CN221723257U CN202323104952.1U CN202323104952U CN221723257U CN 221723257 U CN221723257 U CN 221723257U CN 202323104952 U CN202323104952 U CN 202323104952U CN 221723257 U CN221723257 U CN 221723257U
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- 238000001816 cooling Methods 0.000 claims abstract description 47
- 238000007667 floating Methods 0.000 claims abstract description 40
- 239000007788 liquid Substances 0.000 claims abstract description 35
- 238000009434 installation Methods 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 5
- 230000017525 heat dissipation Effects 0.000 claims description 4
- 125000003003 spiro group Chemical group 0.000 claims description 3
- 239000003921 oil Substances 0.000 abstract description 81
- 239000010687 lubricating oil Substances 0.000 abstract description 30
- 238000007789 sealing Methods 0.000 description 10
- 230000001914 calming effect Effects 0.000 description 4
- 238000005461 lubrication Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000005495 investment casting Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Supercharger (AREA)
Abstract
The utility model discloses a thin-wall type turbocharger bearing body easy to dissipate heat, and relates to the technical field of turbochargers. The bearing comprises a bearing body, wherein an oil inlet hole, a gas compressing end floating bearing hole and a turbine end floating bearing hole are formed in the bearing body, a main oil cavity is formed in the bearing body, the main oil cavity is fixedly communicated with the bottom end of the oil inlet hole, a first oil distributing hole and a second oil distributing hole are formed in the bearing body, the first oil distributing hole and the second oil distributing hole are communicated with the main oil cavity, the first oil distributing hole is communicated with the gas compressing end floating bearing hole, and the second oil distributing hole is communicated with the turbine end floating bearing hole. Compared with the prior art, the multifunctional liquid level sensor is characterized in that lubricating oil is injected into the bearing body through the oil inlet hole, enters the main oil cavity, enters the threaded cavity through the oil flowing hole, so that the bearing body and internal parts are further cooled, and enters the cooling cavity through the threaded cavity, and the multifunctional liquid level sensor detects the liquid level of the lubricating oil in the cooling cavity.
Description
Technical Field
The utility model relates to the technical field of turbochargers, in particular to a thin-wall turbocharger bearing body easy to dissipate heat.
Background
With the continuous increase in the strengthening degree of internal combustion engines and the increasing strictness of emission standards, the turbocharging technology becomes one of the most critical measures for improving the economy, the dynamic performance and the emission standards of internal combustion engines. With the development of the turbocharging technology of diesel and gas engines, the temperature of the exhaust gas born by the turbocharger is continuously increased, and as the sealing ring and the bearing system are weak links in the structure of the turbocharger, the sealing ring and the bearing system have very important influence on the reliability and even the working efficiency of the turbocharger; existing turbocharger bearing body assemblies, (bulletin number: CN107869364 a) have the following disadvantages in use:
During the use, can continue lubrication and two floating bearings of cooling oil cavity with some lubrication oil when engine stop work through the cooling oil pocket, but it is not known in the in-process of oiling to the cooling oil pocket that the lubricating oil in the cooling oil pocket has not annotated, when lubricating oil is more, probably can follow the pressure release hole and discharge, lead to the lubricating oil extravagant, for this patent proposes a thin wall easily dispels the heat turbo charger bearing body and solves above-mentioned problem.
Disclosure of utility model
The utility model aims to provide a thin-wall turbocharger bearing body easy to dissipate heat, so as to solve the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an easy heat dissipation turbocharger bearing body of thin wall, including the bearing body, the inlet port has been seted up on the bearing body, the floating bearing hole of end and turbine end float bearing hole of calming anger, main oil pocket has been seted up in the bearing body, the bottom fixed intercommunication of main oil pocket and inlet port, first branch oilhole and second branch oilhole have been seted up in the bearing body, first branch oilhole and second branch oilhole all are linked together with main oil pocket, first branch oilhole and the floating bearing hole of end of calming anger are linked together, the second branch oilhole is linked together with turbine end float bearing hole, the screw thread chamber has been seted up in the bearing body, the flow oilhole is linked together with screw thread chamber and main oil pocket, the cooling chamber has been seted up in the bearing body, screw thread chamber is linked together with the cooling chamber, be provided with multi-functional level sensor in the cooling chamber, the venthole has been seted up to the outer wall of bearing body, the venthole is linked together with the cooling chamber.
The outer wall of the bearing body is fixedly communicated with an air outlet pipe, and the air outlet pipe is positioned at the outer side of the air outlet hole and communicated with the air outlet hole.
The bearing body is internally provided with a collecting cavity, the air compressing end floating bearing hole and the turbine end floating bearing hole are communicated with the collecting cavity, an oil discharge pipe is fixedly communicated between the cooling cavity and the collecting cavity, and a first valve is arranged on the oil discharge pipe.
The bearing is characterized in that an installation cavity is formed in the bearing body, the installation cavity is located between the cooling cavity and the main oil cavity and is communicated with the cooling cavity and the main oil cavity, a connecting pipe is installed in the installation cavity and is communicated with the cooling cavity and the main oil cavity, and a second valve is installed on the connecting pipe.
The outer wall spiro union of outlet duct has the screwed ring, and the top of screwed ring is fixed with the filter screen.
And the outer wall of the bearing body is provided with an oil outlet, and the oil outlet is communicated with the collecting cavity.
Compared with the prior art, the utility model has the beneficial effects that:
The thin-wall type turbocharger bearing body easy to dissipate heat is different from the prior art in that lubricating oil is injected into the bearing body through the oil inlet hole, enters the main oil cavity, and enters the threaded cavity through the oil flowing hole, so that the bearing body and internal parts are further cooled, the lubricating oil enters the cooling cavity through the threaded cavity, the multifunctional liquid level sensor detects the liquid level of the lubricating oil in the cooling cavity, and waste is avoided due to the fact that the lubricating oil is discharged from the air outlet hole.
Drawings
FIG. 1 is a cross-sectional view of the present utility model;
FIG. 2 is a first partial schematic view of the present utility model;
FIG. 3 is a second partial schematic view of the present utility model;
FIG. 4 is a schematic view of the structure of the air outlet pipe of the present utility model.
In the figure: 1. a bearing body; 2. a compressed air end floating bearing hole; 3. a turbine end floating bearing bore; 4. an oil inlet hole; 5. a first oil distributing hole; 6. oil flowing holes; 7. a threaded cavity; 8. a second oil separation hole; 9. a main oil chamber; 10. a collection chamber; 11. an oil outlet hole; 12. a cooling chamber; 13. a multifunctional liquid level sensor; 14. an air outlet hole; 15. a mounting cavity; 16. a connecting pipe; 17. an oil drain pipe; 18. an air outlet pipe; 19. a threaded ring; 20. and (3) a filter screen.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The turbocharger generates high temperature during operation, and the service lives of the turbine end sealing ring and the turbine end floating bearing are determined to a great extent by the temperature of the turbine end sealing ring baffle on the bearing body 1 and the temperature of the turbine end floating bearing seat on the bearing body 1. The too high temperature of the turbine end sealing ring baffle can cause the turbine end sealing ring to lose elasticity, thereby causing the air leakage and oil leakage of the supercharger; the excessive temperature of the turbine end floating bearing seat can cause the reduction of the lubrication effect and the coking of lubricating oil, thereby causing the excessive abrasion and failure of the turbine end floating bearing, so that the bearing body 1 needs to be cooled, the bearing body 1 provided by the utility model is of a thin wall type, is made of high-strength and high-rigidity steel, the thin wall is realized through precision casting, so that heat dissipation can be better carried out, and in the process of working by using the bearing body 1, the first valve and the second valve can be ensured to work normally, so that the normal operation of equipment is ensured.
As shown in fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a thin wall type easy heat dissipation turbo charger bearing body, including bearing body 1, oil inlet 4 has been seted up on the bearing body 1, the floating bearing hole 2 of end of calming the anger and the floating bearing hole 3 of turbine end, main oil pocket 9 has been seted up in the bearing body 1, the fixed intercommunication of bottom of main oil pocket 9 and oil inlet 4, first oil distributing hole 5 and second oil distributing hole 8 have been seted up in the bearing body 1, first oil distributing hole 5 and second oil distributing hole 8 all are linked together with main oil pocket 9, first oil distributing hole 5 is linked together with the floating bearing hole 2 of end of calming the anger, second oil distributing hole 8 is linked together with the floating bearing hole 3 of turbine end, threaded cavity 7 has been seted up in the bearing body 1, oil flowing hole 6 is linked together with threaded cavity 7 and main oil pocket 9, cooling chamber 12 has been seted up in the bearing body 1, threaded cavity 7 is linked together with cooling chamber 12, be provided with multi-functional level sensor 13 in the cooling chamber 12, multi-functional level sensor 13 has integrated the function of low level sensor and high level sensor, can be simultaneously the low and high level sensor, the liquid level sensor's of liquid level sensor is used to the liquid level change of liquid level. One end of the sensor is exposed to a liquid, the level of which can exert pressure on the sensor. The sensor measures the change in the pressure of the liquid and converts it into a corresponding electrical signal. By setting the threshold value, the positions of the low liquid level and the high liquid level can be determined, the outer wall of the bearing body 1 is provided with the air outlet hole 14, and the air outlet hole 14 is communicated with the cooling cavity 12.
It should be noted that, the lubricating oil is injected into the bearing body 1 through the oil inlet hole 4, the lubricating oil enters the main oil cavity 9 and then enters the air compressing end floating bearing hole 2 and the turbine end floating bearing hole 3 through the first oil distributing hole 5 and the second oil distributing hole 8 respectively, the air compressing end floating bearing, the turbine end floating bearing and the turbine end sealing ring are cooled, and part of the lubricating oil in the main oil cavity 9 enters the threaded cavity 7 through the oil flowing hole 6, so that the bearing body 1 and the internal parts are further cooled, the lubricating oil enters the cooling cavity 12 through the threaded cavity 7, the multifunctional liquid level sensor 13 detects the liquid level of the lubricating oil in the cooling cavity 12, the multifunctional liquid level sensor 13 is electrically connected with an external controller, when the lubricating oil in the cooling cavity 12 reaches a high liquid level threshold value, the multifunctional liquid level sensor 13 sends a signal to the controller 13, and then the lubricating oil in the cooling cavity 12 flows out, so that waste is avoided, and when the lubricating oil in the cooling cavity 12 flows out to a low liquid level threshold value, the multifunctional liquid level sensor 13 sends the signal to the controller, and the lubricating oil in the cooling cavity 12 does not flow out.
As shown in fig. 1 and 3, the outer wall of the bearing body 1 is fixedly communicated with an air outlet pipe 18, and the air outlet pipe 18 is positioned outside the air outlet hole 14 and is communicated with the air outlet hole 14. The bearing body 1 is internally provided with a collecting cavity 10, the air compressing end floating bearing hole 2 and the turbine end floating bearing hole 3 are communicated with the collecting cavity 10, an oil discharging pipe 17 is fixedly communicated between the cooling cavity 12 and the collecting cavity 10, and a first valve is arranged on the oil discharging pipe 17.
When the engine works, when the lubricating oil in the cooling cavity 12 reaches a high liquid level threshold value, the multifunctional liquid level sensor 13 outputs a high liquid level signal, the high liquid level signal is sent to the controller, the controller further controls the first valve on the oil discharge pipe 17, so that the lubricating oil enters the collecting cavity 10 from the cooling cavity 12, and when the lubricating oil in the cooling cavity 12 flows out to a low liquid level threshold value, the high liquid level signal is sent to the controller, the first valve is closed, and the lubricating oil in the cooling cavity 12 is ensured to be always at a certain liquid level.
As shown in fig. 2 and 4, a mounting cavity 15 is formed in the bearing body 1, the mounting cavity 15 is located between the cooling cavity 12 and the main oil cavity 9 and is communicated with the cooling cavity 12 and the main oil cavity 9, a connecting pipe 16 is installed in the mounting cavity 15, the connecting pipe 16 is communicated with the cooling cavity 12 and the main oil cavity 9, and a second valve is installed on the connecting pipe 16. The outer wall spiro union of outlet duct 18 has screwed ring 19, and the top of screwed ring 19 is fixed with filter screen 20. The outer wall of the bearing body 1 is provided with an oil outlet 11, and the oil outlet 11 is communicated with the collecting cavity 10.
It should be noted that, when the engine stops working, the controller controls the second valve on the connecting pipe 16, so that the second valve is opened, the lubricating fluid enters the air compressing end floating bearing hole 2 and the turbine end floating bearing hole 3 through the main oil cavity 9, the first oil distributing hole 5 and the second oil distributing hole 8 respectively, the air compressing end floating bearing, the turbine end floating bearing and the turbine end sealing ring are further cooled, in addition, the filter screen 20 can prevent dust on the air outlet pipe 18, and impurities enter the cooling cavity 12.
Working principle: firstly, the oil inlet hole 4 injects lubricating oil into the bearing body 1, the lubricating oil enters the main oil cavity 9 and then enters the air compressing end floating bearing hole 2 and the turbine end floating bearing hole 3 through the first oil distributing hole 5 and the second oil distributing hole 8 respectively, the air compressing end floating bearing, the turbine end floating bearing and the turbine end sealing ring are cooled, and part of lubricating oil in the main oil cavity 9 enters the threaded cavity 7 through the oil flowing hole 6, so that the bearing body 1 and internal parts are further cooled, the lubricating oil enters the cooling cavity 12 through the threaded cavity 7, the multifunctional liquid level sensor 13 detects the liquid level of the lubricating oil in the cooling cavity 12, when the lubricating oil in the cooling cavity 12 reaches a high liquid level threshold value, the multifunctional liquid level sensor outputs a high liquid level signal, the signal is sent to the controller, the controller further controls a first valve on the oil discharging pipe 17, the lubricating oil enters the collecting cavity 10 from the cooling cavity 12, and when the engine stops working, the controller controls a second valve on the connecting pipe 16, so that the second valve is opened, the lubricating liquid passes through the main oil cavity 9, the first oil distributing hole 5 and the second oil distributing hole 8, and the turbine end floating bearing and the turbine end sealing ring are further cooled.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made hereto without departing from the spirit and scope of the utility model as defined by the appended embodiments and equivalents thereof.
Claims (6)
1. The utility model provides a thin wall formula easy heat dissipation turbo charger bearing body, includes bearing body (1), its characterized in that: an oil inlet hole (4), an air compressing end floating bearing hole (2) and a turbine end floating bearing hole (3) are formed in the bearing body (1), a main oil cavity (9) is formed in the bearing body (1), the main oil cavity (9) is fixedly communicated with the bottom end of the oil inlet hole (4), a first oil distributing hole (5) and a second oil distributing hole (8) are formed in the bearing body (1), the first oil distributing hole (5) and the second oil distributing hole (8) are communicated with the main oil cavity (9), the first oil distributing hole (5) is communicated with the air compressing end floating bearing hole (2), the second oil distributing hole (8) is communicated with the turbine end floating bearing hole (3), a threaded cavity (7) is formed in the bearing body (1), an oil flowing hole (6) is formed in the bearing body (1), a threaded cavity (7) is communicated with the main oil cavity (9), a cooling cavity (12) is formed in the bearing body (1), the threaded cavity (7) is communicated with the cooling cavity (12), a multifunctional liquid sensor (13) is arranged in the cooling cavity (12), and an air outlet hole (14) is formed in the bearing body (12).
2. The thin-walled, thermally-conductive turbocharger bearing body of claim 1, wherein: the outer wall of the bearing body (1) is fixedly communicated with an air outlet pipe (18), and the air outlet pipe (18) is positioned at the outer side of the air outlet hole (14) and is communicated with the air outlet hole (14).
3. The thin-walled, thermally-conductive turbocharger bearing body of claim 1, wherein: the bearing body (1) is internally provided with a collecting cavity (10), the air compressing end floating bearing hole (2) and the turbine end floating bearing hole (3) are communicated with the collecting cavity (10), an oil discharging pipe (17) is fixedly communicated between the cooling cavity (12) and the collecting cavity (10), and a first valve is arranged on the oil discharging pipe (17).
4. The thin-walled, thermally-conductive turbocharger bearing body of claim 1, wherein: the bearing is characterized in that an installation cavity (15) is formed in the bearing body (1), the installation cavity (15) is located between the cooling cavity (12) and the main oil cavity (9) and is communicated with the cooling cavity (12) and the main oil cavity (9), a connecting pipe (16) is installed in the installation cavity (15), the connecting pipe (16) is communicated with the cooling cavity (12) and the main oil cavity (9), and a second valve is installed on the connecting pipe (16).
5. The thin-walled, thermally-conductive turbocharger bearing body of claim 2, wherein: the outer wall spiro union of outlet duct (18) has screwed ring (19), and the top of screwed ring (19) is fixed with filter screen (20).
6. The thin-walled, thermally-conductive turbocharger bearing body of claim 1, wherein: the outer wall of the bearing body (1) is provided with an oil outlet (11), and the oil outlet (11) is communicated with the collecting cavity (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323104952.1U CN221723257U (en) | 2023-11-17 | 2023-11-17 | Thin-wall type turbocharger bearing body easy to dissipate heat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323104952.1U CN221723257U (en) | 2023-11-17 | 2023-11-17 | Thin-wall type turbocharger bearing body easy to dissipate heat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221723257U true CN221723257U (en) | 2024-09-17 |
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ID=92686542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323104952.1U Active CN221723257U (en) | 2023-11-17 | 2023-11-17 | Thin-wall type turbocharger bearing body easy to dissipate heat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221723257U (en) |
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2023
- 2023-11-17 CN CN202323104952.1U patent/CN221723257U/en active Active
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