CN202970810U - Lubrication device in exhaust gas turbocharger for automobile - Google Patents
Lubrication device in exhaust gas turbocharger for automobile Download PDFInfo
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- CN202970810U CN202970810U CN 201220565274 CN201220565274U CN202970810U CN 202970810 U CN202970810 U CN 202970810U CN 201220565274 CN201220565274 CN 201220565274 CN 201220565274 U CN201220565274 U CN 201220565274U CN 202970810 U CN202970810 U CN 202970810U
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- bearing
- oil
- duct
- filter screen
- exhaust gas
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Abstract
The utility model provides a lubrication device in an exhaust gas turbocharger for an automobile, and belongs to the technical field of automobile engines. The lubrication device solves the technical problem that impurities easily enter a lubrication system in a turbocharger in the prior art. The exhaust gas turbocharger comprises a bearing cover, a worm and a bearing, wherein the bearing cover and the bearing are connected with the worm sequentially in a sleeving manner; the bearing is positioned between the bearing cover and the worm; the lubrication device comprises an oil inlet passage and an oil drain passage that are formed in the bearing cover; the oil inlet passage penetrates through a side wall of the bearing cover and can guide oil fluid to be injected to the bearing; the oil drain passage penetrates through another side wall of the bearing cover and can guide the oil fluid at the bearing to be injected to the outside of the bearing cover; and the oil inlet passage is internally provided with a filter assembly for filtering oil fluid passing through the section of the oil inlet passage. The lubrication device has the advantage that the lubrication device can filter impurities in the lubricating oil fluid.
Description
Technical field
The utility model belongs to technical field of automobile engine, relates to a kind of automobile exhaust gas turbosupercharger, particularly the lubricating fitting in a kind of automobile exhaust gas turbosupercharger.
Background technique
Turbosupercharging is a kind of technology of utilizing internal-combustion engine (Internal Combustion Engine) to operate the exhaust gas driven air compressor (Air-compressor) that produces.(mechanical supercharger, Super-Charger) function is similar, both can increase the air mass flow that enters internal-combustion engine or boiler, thereby makes gear efficiency promote with super pressurized machine.Common for car engine, see through the heat and the flow that utilize combustion gas, turbosupercharger can promote the horsepower output of internal-combustion engine.
General turbosupercharger all is provided with lubricating fitting in inside, a kind of oil path structure of lubricating oil inlet of turbocharger as disclosed in patent (CN201581940U), comprise turbocharger bearing body, have top oil inlet hole, horizontal oil inlet hole and vertical oil inlet hole on turbocharger bearing body, the external port of top oil inlet hole is equipped with the technique plug, laterally a port of oil inlet hole is communicated with the top oil inlet hole, and its another port is equipped with the technique plug; A port of vertical oil inlet hole is communicated with horizontal oil inlet hole, and its another port is positioned at by the side of turbocharger bearing body oil outlet.
This device can make the turnover oil pipe install compacter, but also there is defective in this device, because the rotating speed of pressurized machine when working is very high, impurity seldom enters in lubrication system, will cause bearing, scroll bar the wire drawing phenomenon to occur, destroy the formation of bearing pair normal operation oil film, easily cause bearing lubrication system to lose efficacy, have a strong impact on the performance of supercharged engine.
Summary of the invention
The purpose of this utility model is the problems referred to above that exist for existing technology, lubricating fitting in a kind of automobile exhaust gas turbosupercharger is provided, technical problem to be solved in the utility model is the impurity that reduces in the lubrication system that enters in turbosupercharger, thereby guarantees the performance of pressurized machine.
The purpose of this utility model can realize by following technical proposal:
lubricating fitting in a kind of automobile exhaust gas turbosupercharger, turbosupercharger comprises bearing cap, scroll bar and bearing, described bearing cap and bearing are socketed on scroll bar successively, this bearing is between bearing cap and scroll bar, it is characterized in that, this lubricating fitting comprises the oil input channel that is opened in described bearing cap and draining road, described oil input channel runs through the sidewall of described bearing cap and can guide fluid to be injected into described bearing place, described draining road runs through the sidewall of bearing cap and the fluid at bearing place can be guided to the outside of bearing cap, be provided with the filter assemblies that can filter the fluid in oil input channel this cross section, place of flowing through in described oil input channel.
The working principle of this device is as follows: because the rotating speed of pressurized machine is very high, the scroll bar rotational velocity is also very fast, so can not there be a bit impurity to enter lubricating oil, not so can cause bearing and scroll bar the wire drawing phenomenon to occur.The fluid of this lubricating fitting is injected into bearing through oil input channel and gets on, and then by the draining road, the fluid at bearing place is discharged bearing cap outside, and then forms the circulation of lubricating oil.This device is provided with filter assemblies at the oil input channel place, the contaminant filter in lubricating oil can be fallen, and has avoided the destruction of bearing pair normal operation oil film, has improved the stability of motor.
In lubricating fitting in above-mentioned a kind of automobile exhaust gas turbosupercharger, described filter assemblies comprises a filter screen, and described filter screen and bearing cap fix, and this filter screen can block one of them cross section of described oil input channel.Filter structure is simple, and is economical and practical, can be with the Impurity removal of different brackets by the size of regulating mesh.
In lubricating fitting in above-mentioned a kind of automobile exhaust gas turbosupercharger, described filter screen is provided with a magnetic head.The filter capacity that can further improve after magnetic head metal impurities in fluid is set.
In lubricating fitting in above-mentioned a kind of automobile exhaust gas turbosupercharger, described filter screen is cylindric and end opening the other end sealing, and described magnetic head is fixed on the closed end of filter screen.The filter screen that designs this structure is conducive to and will be trapped in after contaminant filter in filter screen, simultaneously also conveniently filter screen is taken out clear, also facilitates the location of magnetic head simultaneously.
In lubricating fitting in above-mentioned a kind of automobile exhaust gas turbosupercharger, described oil input channel is a step hole, this oil input channel comprises duct one and the duct two that is connected, described duct one is positioned at the outer end in duct two and the former internal diameter greater than the latter, form a step surface between described duct one and duct two, described filter screen is arranged in duct one, and the internal diameter in the external diameter of this filter screen and described duct one matches, and the closed end of described filter screen leans on described step surface.The design step surface is located filter screen, and filter screen external diameter and duct one internal diameter are matched, and can improve the strainability of filter screen, and install more convenient.
In lubricating fitting in above-mentioned a kind of automobile exhaust gas turbosupercharger, the lower end in described duct two is connected with the oil-feed branch road that several can delivering oil, every all corresponding bearing of branch road.Design oil-feed branch road can be dealt with the lubricated of a plurality of bearings simultaneously, and the fluid bearing that is injected into is as early as possible got on.
In lubricating fitting in above-mentioned a kind of automobile exhaust gas turbosupercharger, described bearing outer side surface offers annular oil groove, and the bottom of described annular oil groove offers several oilholes that radially connects along bearing.Offer annular oil groove and oilhole on bearing, can make fluid more early enter into bearing inside, improve the speed that forms oil film.
Compared with prior art, advantage of the present utility model is as follows:
1, this device is provided with filter assemblies at the oil input channel place, the contaminant filter in lubricating oil can be fallen, and has avoided the destruction of bearing pair normal operation oil film, has improved the stability of motor.
2, the filter structure of this device employing is simple, economical and practical, can be with the Impurity removal of different brackets by the size of regulating mesh.
3, filter screen arranges the filter capacity that can further improve after magnetic head metal impurities in fluid.
4, offer annular oil groove and oilhole on bearing, can make fluid more early enter into bearing inside, improve the speed that forms oil film.
Description of drawings
Fig. 1 is the lubricating fitting structural representation in this turbosupercharger in embodiment.
Fig. 2 is the structural representation of filter screen in embodiment.
Fig. 3 is the structural representation of embodiment's middle (center) bearing.
In figure, 1, bearing cap; 2, scroll bar; 3, bearing; 31, annular oil groove; 32, oilhole; 4, oil input channel; 41, the duct one; 42, the duct two; 5, draining road; 6, filter screen; 7, magnetic head; 8, oil-feed branch road.
Embodiment
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
as Fig. 1, shown in Figure 2, this turbosupercharger comprises bearing cap 1, scroll bar 2 and bearing 3, bearing cap 1 and bearing 3 are socketed on scroll bar 2 successively, this bearing 3 is between bearing cap 1 and scroll bar 2, this lubricating fitting comprises the oil input channel 4 that is opened in bearing cap 1 and draining road 5, this oil input channel 4 runs through the sidewall of bearing cap 1 and can guide fluid to be injected into bearing 3 places, be provided with the filter assemblies that can filter the fluid in oil input channel 4 these cross sections, place of flowing through in oil input channel 4, this filter assemblies comprises a filter screen 6, filter screen 6 and bearing cap 1 fix and can block one of them cross section of oil input channel 4, this filter screen 6 is cylindric and end opening the other end sealing, wherein be installed with a magnetic head 7 on the closed end of filter screen 6.
as shown in Figure 1, this oil input channel 4 is a step hole, it comprises duct 1 and the duct 2 42 that is connected, duct 1 is positioned at the outer end in duct 2 42 and the former internal diameter greater than the latter, form a step surface between duct 1 and duct 2 42, filter screen 6 is arranged in duct 1, and the internal diameter in the external diameter of this filter screen 6 and duct 1 matches, the closed end of filter screen 6 leans on step surface, the lower end in duct 2 42 is connected with the oil-feed branch road 8 that several can delivering oil, every all corresponding bearing 3 of branch road, draining road 5 runs through the sidewall of bearing cap 1 and the fluid at bearing 3 places can be guided to the outside of bearing cap 1.
As shown in Figure 3, bearing 3 outer side surfaces offer annular oil groove 31, and the bottom of annular oil groove 31 offers 6 oilholes 32 that radially connect along bearing 3.
The working principle of this device is as follows: the fluid of this lubricating fitting through oil input channel 4 and by filter screen 6 and magnetic head 7 with the contaminant filter in lubricating oil after, being injected into bearing 3 gets on, then by draining road 5, the fluid at bearing 3 places is discharged bearing cap 1 outside, and then the circulation of formation lubricating oil, and offer annular oil groove 31 and oilhole 32 on this bearing 3, can make fluid more early enter into bearing 3 inside, improve the speed that forms oil film.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although this paper has more used 1, bearing cap; 2, scroll bar; 3, bearing; 31, annular oil groove; 32, oilhole; 4, oil input channel; 41, the duct one; 42, the duct two; 5, draining road; 6, filter screen; 7, magnetic head; 8, the term such as oil-feed branch road, but do not get rid of the possibility of using other term.Using these terms is only in order to describe more easily and explain essence of the present utility model; They are construed to any additional restriction is all contrary with the utility model spirit.
Claims (7)
1. the lubricating fitting in an automobile exhaust gas turbosupercharger, turbosupercharger comprises bearing cap (1), scroll bar (2) and bearing (3), described bearing cap (1) and bearing (3) are socketed on scroll bar (2) successively, this bearing (3) is positioned between bearing cap (1) and scroll bar (2), it is characterized in that, this lubricating fitting comprises oil input channel (4) and the draining road (5) that is opened in described bearing cap (1), described oil input channel (4) runs through the sidewall of described bearing cap (1) and can guide fluid to be injected into described bearing (3) to be located, described draining road (5) runs through the sidewall of bearing cap (1) and the fluid that bearing (3) can be located guides to the outside of bearing cap (1), be provided with the filter assemblies that can filter the fluid in the oil input channel of flowing through (4) this cross section, place in described oil input channel (4).
2. the lubricating fitting in a kind of automobile exhaust gas turbosupercharger according to claim 1, it is characterized in that, described filter assemblies comprises a filter screen (6), described filter screen (6) and bearing cap (1) fix, and this filter screen (6) can block one of them cross section of described oil input channel (4).
3. the lubricating fitting in a kind of automobile exhaust gas turbosupercharger according to claim 2, is characterized in that, described filter screen (6) is provided with a magnetic head (7).
4. the lubricating fitting in a kind of automobile exhaust gas turbosupercharger according to claim 3, is characterized in that, described filter screen (6) is cylindric and end opening the other end sealing, and described magnetic head (7) is fixed on the closed end of filter screen (6).
5. the lubricating fitting according to claim 1 and 2 or 3 described a kind of automobile exhaust gas turbosupercharger, it is characterized in that, described oil input channel (4) is a step hole, this oil input channel (4) comprises duct one (41) and the duct two (42) that is connected, described duct one (41) is positioned at the outer end in duct two (42) and the former internal diameter greater than the latter, form a step surface between described duct one (41) and duct two (42), described filter screen (6) is arranged in duct one (41), and the internal diameter in the external diameter of this filter screen (6) and described duct one (41) matches, the closed end of described filter screen (6) leans on described step surface.
6. the lubricating fitting in a kind of automobile exhaust gas turbosupercharger according to claim 5, it is characterized in that, the lower end in described duct two (42) is connected with the oil-feed branch road (8) that several can delivering oil, every all corresponding bearing (3) of branch road.
7. the lubricating fitting according to claim 1 and 2 or 3 described a kind of automobile exhaust gas turbosupercharger, it is characterized in that, described bearing (3) outer side surface offers annular oil groove (31), and the bottom of described annular oil groove (31) offers several oilholes (32) that radially connects along bearing (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220565274 CN202970810U (en) | 2012-10-31 | 2012-10-31 | Lubrication device in exhaust gas turbocharger for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220565274 CN202970810U (en) | 2012-10-31 | 2012-10-31 | Lubrication device in exhaust gas turbocharger for automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202970810U true CN202970810U (en) | 2013-06-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220565274 Expired - Fee Related CN202970810U (en) | 2012-10-31 | 2012-10-31 | Lubrication device in exhaust gas turbocharger for automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202970810U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112324558A (en) * | 2020-11-03 | 2021-02-05 | 安徽江淮汽车集团股份有限公司 | Perforated bolt, supercharger oil inlet pipe and turbocharger structure |
| CN114704376A (en) * | 2022-05-07 | 2022-07-05 | 潍坊科技学院 | High-integration-degree turbocharger without independent bearing |
-
2012
- 2012-10-31 CN CN 201220565274 patent/CN202970810U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112324558A (en) * | 2020-11-03 | 2021-02-05 | 安徽江淮汽车集团股份有限公司 | Perforated bolt, supercharger oil inlet pipe and turbocharger structure |
| CN112324558B (en) * | 2020-11-03 | 2022-01-28 | 安徽江淮汽车集团股份有限公司 | Perforated bolt, supercharger oil inlet pipe and turbocharger structure |
| CN114704376A (en) * | 2022-05-07 | 2022-07-05 | 潍坊科技学院 | High-integration-degree turbocharger without independent bearing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Ningbo fertile turbo charge system company limited Assignor: Zhejiang Geely Automobile Research Institute Co., Ltd. Hangzhou branch| Zhejiang Geely Automobile Research Institute Co., Ltd.|Zhejiang Geely Holding Group Company Limited Contract record no.: 2014330000054 Denomination of utility model: Lubrication device in exhaust gas turbocharger for automobile Granted publication date: 20130605 License type: Exclusive License Record date: 20140326 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130605 Termination date: 20151031 |
|
| EXPY | Termination of patent right or utility model |