CN102269028A - Lubrication oil way of engine - Google Patents
Lubrication oil way of engine Download PDFInfo
- Publication number
- CN102269028A CN102269028A CN201110180384A CN201110180384A CN102269028A CN 102269028 A CN102269028 A CN 102269028A CN 201110180384 A CN201110180384 A CN 201110180384A CN 201110180384 A CN201110180384 A CN 201110180384A CN 102269028 A CN102269028 A CN 102269028A
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- oil
- cam shaft
- exhaust
- channel
- vvt
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- 238000005461 lubrication Methods 0.000 title claims abstract description 14
- 239000003921 oil Substances 0.000 claims description 207
- 239000000446 fuel Substances 0.000 claims description 31
- 239000010705 motor oil Substances 0.000 claims description 17
- 239000011796 hollow space material Substances 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- RDYMFSUJUZBWLH-UHFFFAOYSA-N endosulfan Chemical compound C12COS(=O)OCC2C2(Cl)C(Cl)=C(Cl)C1(Cl)C2(Cl)Cl RDYMFSUJUZBWLH-UHFFFAOYSA-N 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 239000010687 lubricating oil Substances 0.000 description 3
- 239000010721 machine oil Substances 0.000 description 3
- 238000005266 casting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Valve Device For Special Equipments (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
Abstract
The invention provides a lubrication oil way of a full variable valve timing (VVT) lift engine, wherein the lubrication oil way is simple and compact in structure; and the weight of the engine can be effectively reduced. A main oil way communicated with a cylinder body is arranged on a cylinder cover. An air inflow VVT oil supply way and an exhaust VVT oil supply way are also arranged on the cylinder cover. An air inflow camshaft lubrication oil way is arranged on an air inflow camshaft. An exhaust camshaft lubrication oil way is arranged on an exhaust camshaft. An eccentric shaft lubrication oil way is arranged on an eccentric shaft. The air inflow VVT oil supply way, the exhaust VVT oil supply way, the air inflow camshaft lubrication oil way, the exhaust camshaft lubrication oil way and the eccentric shaft lubrication oil way are communicated with the main oil way; simultaneously, the air inflow VVT oil supply way and the exhaust VVT oil supply way are arranged on the cylinder cover; the occupation space of the lubrication oil way in the engine can be effectively saved; and compared with the pipeline oil way which is arranged independently in the prior art, the main oil way in the invention is arranged on the cylinder cover, thus, the weight of the engine is effectively reduced.
Description
Technical field
The invention belongs to and relate to technical field of engines, be specifically related to a kind of engine oil gallery.
Background technique
At present on motor, by installing eccentric shaft additional, a series of full lift range variable moving elements such as intermediate rockers by using this kind technology can save fuel oil greatly and improving the car load power character, satisfy the requirement of Hyundai Motor to realize the adjustable of valve lift and port timing.But owing to increasing of engine component, need to be lubricated between component and the component, and the oil circuit arrangement of conventional engines is lubricated less than the component that increased, thereby can't meet the demands, so design is a kind of simple on motor, compact structure, the better lubricating oil path of lubrication effect is the problem that prior art need solve.
Summary of the invention
The objective of the invention is to propose a kind of simple and compact for structure, effectively alleviate the lubricating oil path of the full lift range variable motor of engine weight.
Engine oil gallery of the present invention, has cylinder cap, the VVT final controlling element, camshaft phaser, admission cam shaft, exhaust cam shaft, eccentric shaft, camshaft-bearing cap, the eccentric shaft bearing lid, cam, eccentric wheel, hydraulic tappet, valve and full variable air valve lift range mechanism, key is: described cylinder cap is provided with the main oil gallery that is communicated with cylinder body, also be provided with air inlet VVT fuel feeding oil duct and exhaust VVT fuel feeding oil duct on the described cylinder cap, described admission cam shaft is provided with the admission cam shaft oil leab, described exhaust cam shaft is provided with the exhaust cam shaft oil leab, described eccentric shaft is provided with the eccentric shaft oil leab, described air inlet VVT fuel feeding oil duct, exhaust VVT fuel feeding oil duct, the admission cam shaft oil leab, exhaust cam shaft oil leab and eccentric shaft oil leab all are communicated with main oil gallery.
Engine oil gallery of the present invention, be communicated with the main oil gallery that is communicated with cylinder body by on cylinder cap, being provided with, simultaneously air inlet VVT fuel feeding oil duct and exhaust VVT fuel feeding oil duct are arranged on the cylinder cap, and admission cam shaft oil leab, exhaust cam shaft oil leab and eccentric shaft oil leab all are communicated with main oil gallery, can effectively save the space that lubricating oil path takies motor; The pipeline oil circuit of independent setting compared to existing technology, the present invention is arranged on main oil gallery on the cylinder cap, has effectively alleviated the weight of motor.
Described main oil gallery comprises the vertical oil duct that is communicated with cylinder body, and the cylinder cap auxiliary oil channel that is communicated with vertical oil duct, described exhaust cam shaft oil leab laterally intersect vertically with the cylinder cap auxiliary oil channel and be connected; The top of described air inlet VVT fuel feeding oil duct and exhaust VVT fuel feeding oil duct is connected the first vertical auxiliary oil channel jointly, and the described first vertical auxiliary oil channel is communicated with the cylinder cap auxiliary oil channel; The top of described admission cam shaft oil leab and eccentric shaft oil leab is connected the second vertical auxiliary oil channel jointly, and the described second vertical auxiliary oil channel is communicated with the cylinder cap auxiliary oil channel.Vertical oil duct is communicated with cylinder body, increased the cylinder cap auxiliary oil channel of lateral arrangement simultaneously, air inlet VVT fuel feeding oil duct, exhaust VVT fuel feeding oil duct, admission cam shaft oil leab, exhaust cam shaft oil leab and eccentric shaft oil leab are all told from the cylinder cap auxiliary oil channel, the shared first vertical auxiliary oil channel of while air inlet VVT fuel feeding oil duct and exhaust VVT fuel feeding oil duct, the top of admission cam shaft oil leab and the eccentric shaft oil leab shared second vertical auxiliary oil channel, the path of effectively having simplified engine oil gallery.
Described air inlet VVT fuel feeding oil duct also comprises VVT final controlling element oil duct, clutch shaft bearing lid air inlet side auxiliary oil channel, admission cam shaft auxiliary oil channel and admission cam shaft front end oil duct, admission cam shaft auxiliary oil channel (23) is the oil inlet and oil return hole of air inlet VVT final controlling element, lets out on the moving elements such as admission cam shaft axle body, hydraulic tappet, valve and full variable air valve lift range mechanism to guarantee machine oil.
Described exhaust VVT fuel feeding oil duct comprises exhaust VVT final controlling element oil duct, clutch shaft bearing lid exhaust side auxiliary oil channel, exhaust cam shaft auxiliary oil channel and exhaust cam shaft front end oil duct, described exhaust cam shaft auxiliary oil channel is the oil inlet and oil return hole of exhaust VVT final controlling element, lets out on the moving elements such as exhaust cam shaft neck, hydraulic tappet, valve and full variable air valve lift range mechanism to guarantee machine oil.
Described admission cam shaft oil leab is provided with the camshaft auxiliary oil channel on each cam side, guarantees the lubricated of cam.
Described exhaust cam shaft oil leab comprises cylinder cap air inlet side oil duct, cylinder cap exhaust side oil duct and cylinder cap auxiliary oil channel, and described cylinder cap auxiliary oil channel is communicated with exhaust hydraulic tappet and exhaust cam shaft neck.The cylinder cap auxiliary oil channel guarantees that machine oil lets out on the moving elements such as exhaust cam shaft neck, hydraulic tappet, valve and full variable air valve lift range mechanism.
Described eccentric shaft oil leab comprises eccentric shaft main oil gallery, eccentric wheel lubrication assistant oil duct and eccentric shaft axle journal auxiliary oil channel, moving elements such as lubricated eccentric shaft, cam, hydraulic tappet, valve and full variable air valve lift range mechanism.
Steel ball is set between described admission cam shaft front end oil duct and the admission cam shaft oil leab cuts off, prevent that air inlet VVT fuel feeding oil duct and admission cam shaft oil leab from interfering.
Camshaft and eccentric shaft are hollow camshafts, and the main oil gallery of described camshaft is the hollow space of camshaft.This structure has not tightly alleviated the weight of cylinder cap, has alleviated the weight of camshaft and eccentric shaft simultaneously yet, and has made whole oil circuit more smooth and easy.
Described first camshaft-bearing cap is cast inblock, and the oil duct that such first camshaft bearing covers all can constitute by casting, and such structure has alleviated weight not to the utmost, and technology is simple, has reduced processing cost, helps the design of complicated oil circuit simultaneously.
Description of drawings
Fig. 1 is an engine cylinder cover front-end face oil duct layout plan of the present invention;
Fig. 2 is that engine oil gallery of the present invention is arranged perspective view.
Embodiment
Describe the present invention in detail below in conjunction with specific embodiments and the drawings.
As Fig. 1,2, engine oil gallery of the present invention, has cylinder cap, the VVT final controlling element, camshaft phaser, admission cam shaft, exhaust cam shaft, eccentric shaft, camshaft-bearing cap, the eccentric shaft bearing lid, cam, eccentric wheel, hydraulic tappet, valve and full variable air valve lift range mechanism, described cylinder cap is provided with the main oil gallery 1 that is communicated with cylinder body, also be provided with air inlet VVT fuel feeding oil duct 2 and exhaust VVT fuel feeding oil duct 3 on the described cylinder cap, described admission cam shaft is provided with admission cam shaft oil leab 4, described exhaust cam shaft is provided with exhaust cam shaft oil leab 5, described eccentric shaft is provided with eccentric shaft oil leab 6, described air inlet VVT fuel feeding oil duct 2, exhaust VVT fuel feeding oil duct 3, admission cam shaft oil leab 4, exhaust cam shaft oil leab 5 and eccentric shaft oil leab 6 all are communicated with main oil gallery 1.
Described main oil gallery 1 comprises the vertical oil duct 11 that is communicated with cylinder body, and with the cylinder cap auxiliary oil channel 12 that vertical oil duct 11 is communicated with, described exhaust cam shaft oil leab 5 laterally intersects vertically with cylinder cap auxiliary oil channel 12 and is connected; The top of described air inlet VVT fuel feeding oil duct 2 and exhaust VVT fuel feeding oil duct 3 is connected the first vertical auxiliary oil channel 13 jointly, and the described first vertical auxiliary oil channel 13 is communicated with cylinder cap auxiliary oil channel 12; The top of described admission cam shaft oil leab 4 and eccentric shaft oil leab 6 is connected the second vertical auxiliary oil channel 14 jointly, and the described second vertical auxiliary oil channel 14 is communicated with cylinder cap auxiliary oil channel 12.
Described air inlet VVT fuel feeding oil duct 2 also comprises air inlet VVT final controlling element oil duct 21, clutch shaft bearing lid air inlet side auxiliary oil channel 22, admission cam shaft auxiliary oil channel 23 and admission cam shaft front end oil duct 24, and described admission cam shaft auxiliary oil channel 23 is the oil inlet and oil return hole of air inlet VVT final controlling element.
Described exhaust VVT fuel feeding oil duct 3 comprises exhaust VVT final controlling element oil duct 31, clutch shaft bearing lid exhaust side auxiliary oil channel 32, exhaust cam shaft auxiliary oil channel 33 and exhaust cam shaft front end oil duct 34, described exhaust cam shaft auxiliary oil channel 33 is the oil inlet and oil return hole of exhaust VVT final controlling element.
Described admission cam shaft oil leab 4 is at the other camshaft auxiliary oil channel 41 that is provided with of each cam.
Described exhaust cam shaft oil leab 5 comprises cylinder cap air inlet side oil duct 51, cylinder cap exhaust side oil duct 52 and cylinder cap auxiliary oil channel 53, and described cylinder cap auxiliary oil channel 53 is communicated with exhaust hydraulic tappet and exhaust cam shaft neck.
Described eccentric shaft oil leab 6 comprises eccentric shaft main oil gallery 61, eccentric wheel lubrication assistant oil duct 62 and eccentric shaft axle journal auxiliary oil channel 63.
Described camshaft and eccentric shaft are hollow camshafts, and the main oil gallery 4 of described camshaft is the hollow space of camshaft, and the main oil gallery 6 of described eccentric shaft is the hollow space of eccentric shaft.
Claims (10)
1. engine oil gallery, has cylinder cap, the VVT final controlling element, camshaft phaser, admission cam shaft, exhaust cam shaft, eccentric shaft, camshaft-bearing cap, the eccentric shaft bearing lid, cam, eccentric wheel, hydraulic tappet, valve and full variable air valve lift range mechanism, it is characterized in that: described cylinder cap is provided with the main oil gallery (1) that is communicated with cylinder body, also be provided with air inlet VVT fuel feeding oil duct (2) and exhaust VVT fuel feeding oil duct (3) on the described cylinder cap, described admission cam shaft is provided with admission cam shaft oil leab (4), described exhaust cam shaft is provided with exhaust cam shaft oil leab (5), described eccentric shaft is provided with eccentric shaft oil leab (6), described air inlet VVT fuel feeding oil duct (2), exhaust VVT fuel feeding oil duct (3), admission cam shaft oil leab (4), exhaust cam shaft oil leab (5) and eccentric shaft oil leab (6) all are communicated with main oil gallery (1).
2. engine oil gallery according to claim 1, it is characterized in that described main oil gallery (1) comprises the vertical oil duct (11) that is communicated with cylinder body, the cylinder cap auxiliary oil channel (12) that is communicated with vertical oil duct (11), described exhaust cam shaft oil leab (5) laterally intersect vertically with cylinder cap auxiliary oil channel (12) and are connected; The top of described air inlet VVT fuel feeding oil duct (2) and exhaust VVT fuel feeding oil duct (3) is connected the first vertical auxiliary oil channel (13) jointly, and the described first vertical auxiliary oil channel (13) is communicated with cylinder cap auxiliary oil channel (12); The top of described admission cam shaft oil leab (4) and eccentric shaft oil leab (6) is connected the second vertical auxiliary oil channel (14) jointly, and the described second vertical auxiliary oil channel (14) is communicated with cylinder cap auxiliary oil channel (12).
3. engine oil gallery according to claim 1 and 2, it is characterized in that described air inlet VVT fuel feeding oil duct (2) also comprises air inlet VVT final controlling element oil duct (21), clutch shaft bearing lid air inlet side auxiliary oil channel (22), admission cam shaft auxiliary oil channel (23) and admission cam shaft front end oil duct (24), described admission cam shaft auxiliary oil channel (23) is the oil inlet and oil return hole of air inlet VVT final controlling element.
4. engine oil gallery according to claim 1 and 2, it is characterized in that described exhaust VVT fuel feeding oil duct (3) comprises exhaust VVT final controlling element oil duct (31), clutch shaft bearing lid exhaust side auxiliary oil channel (32), exhaust cam shaft auxiliary oil channel (33) and exhaust cam shaft front end oil duct (34), described exhaust cam shaft auxiliary oil channel (33) is the oil inlet and oil return hole of exhaust VVT final controlling element.
5. engine oil gallery according to claim 1 and 2 is characterized in that described admission cam shaft oil leab (4) is at the other camshaft auxiliary oil channel (41) that is provided with of each cam.
6. engine oil gallery according to claim 1 and 2, it is characterized in that described exhaust cam shaft oil leab (5) comprises cylinder cap air inlet side oil duct (51), cylinder cap exhaust side oil duct (52) and cylinder cap auxiliary oil channel (53), described cylinder cap auxiliary oil channel (53) is communicated with exhaust hydraulic tappet and exhaust cam shaft neck.
7. engine oil gallery according to claim 1 and 2 is characterized in that described eccentric shaft oil leab (6) comprises eccentric shaft main oil gallery (61), eccentric wheel lubrication assistant oil duct (62) and eccentric shaft axle journal auxiliary oil channel (63).
8. engine oil gallery according to claim 4 is characterized in that being provided with between described admission cam shaft front end oil duct (24) and the admission cam shaft oil leab (4) steel ball (7) and cuts off.
9. according to claim 1 or 2 described engine oil galleries, it is characterized in that described camshaft and eccentric shaft are hollow camshafts, the main oil gallery of described camshaft is the hollow space of camshaft, and the main oil gallery of described eccentric shaft is the hollow space of eccentric shaft.
10. engine oil gallery according to claim 9 is characterized in that described first camshaft-bearing cap is cast inblock.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110180384 CN102269028B (en) | 2011-06-30 | 2011-06-30 | Lubrication oil way of engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110180384 CN102269028B (en) | 2011-06-30 | 2011-06-30 | Lubrication oil way of engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102269028A true CN102269028A (en) | 2011-12-07 |
| CN102269028B CN102269028B (en) | 2013-01-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110180384 Active CN102269028B (en) | 2011-06-30 | 2011-06-30 | Lubrication oil way of engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102269028B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103016094A (en) * | 2012-12-28 | 2013-04-03 | 安徽江淮汽车股份有限公司 | Double VVT (Variable Valve Timing) engine lubricating oil passage |
| CN105673122A (en) * | 2016-03-22 | 2016-06-15 | 奇瑞汽车股份有限公司 | Oil line structure of variable valve lift mechanism |
| CN106321277A (en) * | 2015-07-10 | 2017-01-11 | 广州汽车集团股份有限公司 | Cylinder head cover oil gallery assembly for automobile engine |
| CN106321274A (en) * | 2016-08-30 | 2017-01-11 | 重庆长安汽车股份有限公司 | Cylinder cover oil path structure, cylinder cover and engine |
| CN113323738A (en) * | 2021-07-19 | 2021-08-31 | 奇瑞汽车股份有限公司 | Engine |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07310603A (en) * | 1994-05-17 | 1995-11-28 | Mazda Motor Corp | Exhaust gas reflux device for engine |
| CN1469033A (en) * | 2002-06-29 | 2004-01-21 | 现代自动车株式会社 | Oil supply structure for engine cylinder head |
| US6860246B2 (en) * | 2001-07-04 | 2005-03-01 | Yamaha Marine Kabushiki Kaisha | Valve timing control for marine engine |
| CN101182793A (en) * | 2007-12-04 | 2008-05-21 | 奇瑞汽车有限公司 | VVT engine oil gallery |
| CN201420586Y (en) * | 2009-04-16 | 2010-03-10 | 浙江吉利汽车研究院有限公司 | Engine oil gallery |
| CN101956584A (en) * | 2010-10-15 | 2011-01-26 | 奇瑞汽车股份有限公司 | Driving oil way of variable valve mechanism with VVT and VVL system |
| CN101975096A (en) * | 2010-10-20 | 2011-02-16 | 奇瑞汽车股份有限公司 | First bearing cover of engine camshaft |
-
2011
- 2011-06-30 CN CN 201110180384 patent/CN102269028B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07310603A (en) * | 1994-05-17 | 1995-11-28 | Mazda Motor Corp | Exhaust gas reflux device for engine |
| US6860246B2 (en) * | 2001-07-04 | 2005-03-01 | Yamaha Marine Kabushiki Kaisha | Valve timing control for marine engine |
| CN1469033A (en) * | 2002-06-29 | 2004-01-21 | 现代自动车株式会社 | Oil supply structure for engine cylinder head |
| CN101182793A (en) * | 2007-12-04 | 2008-05-21 | 奇瑞汽车有限公司 | VVT engine oil gallery |
| CN201420586Y (en) * | 2009-04-16 | 2010-03-10 | 浙江吉利汽车研究院有限公司 | Engine oil gallery |
| CN101956584A (en) * | 2010-10-15 | 2011-01-26 | 奇瑞汽车股份有限公司 | Driving oil way of variable valve mechanism with VVT and VVL system |
| CN101975096A (en) * | 2010-10-20 | 2011-02-16 | 奇瑞汽车股份有限公司 | First bearing cover of engine camshaft |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103016094A (en) * | 2012-12-28 | 2013-04-03 | 安徽江淮汽车股份有限公司 | Double VVT (Variable Valve Timing) engine lubricating oil passage |
| CN106321277A (en) * | 2015-07-10 | 2017-01-11 | 广州汽车集团股份有限公司 | Cylinder head cover oil gallery assembly for automobile engine |
| CN106321277B (en) * | 2015-07-10 | 2018-09-11 | 广州汽车集团股份有限公司 | A kind of valve mechanism cover oil duct assembly of automobile engine |
| CN105673122A (en) * | 2016-03-22 | 2016-06-15 | 奇瑞汽车股份有限公司 | Oil line structure of variable valve lift mechanism |
| CN105673122B (en) * | 2016-03-22 | 2018-03-16 | 奇瑞汽车股份有限公司 | A kind of variable air valve lift range mechanism oil channel structures |
| CN106321274A (en) * | 2016-08-30 | 2017-01-11 | 重庆长安汽车股份有限公司 | Cylinder cover oil path structure, cylinder cover and engine |
| CN106321274B (en) * | 2016-08-30 | 2019-03-22 | 重庆长安汽车股份有限公司 | A kind of cylinder head oil channel structures, cylinder head and engine |
| CN113323738A (en) * | 2021-07-19 | 2021-08-31 | 奇瑞汽车股份有限公司 | Engine |
| WO2023000661A1 (en) * | 2021-07-19 | 2023-01-26 | 奇瑞汽车股份有限公司 | Engine |
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| Publication number | Publication date |
|---|---|
| CN102269028B (en) | 2013-01-30 |
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