CN106321277B - A kind of valve mechanism cover oil duct assembly of automobile engine - Google Patents
A kind of valve mechanism cover oil duct assembly of automobile engine Download PDFInfo
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- CN106321277B CN106321277B CN201510404834.3A CN201510404834A CN106321277B CN 106321277 B CN106321277 B CN 106321277B CN 201510404834 A CN201510404834 A CN 201510404834A CN 106321277 B CN106321277 B CN 106321277B
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Abstract
A kind of valve mechanism cover oil duct assembly of automobile engine, the automobile engine includes valve mechanism cover, it is set to the front bearing cover of cam shaft of valve mechanism cover front end, the admission cam shaft and exhaust cam shaft being installed in the camshaft hole of valve mechanism cover, it is installed on the cylinder head that the camshaft of the bearing block of valve mechanism cover positions bearing cap and connect with valve mechanism cover, the valve mechanism cover oil duct assembly of the automobile engine includes the front bearing cover of cam shaft oil duct for being set to front bearing cover of cam shaft, cylinder head main oil gallery that is being set to cylinder head and being connected to front bearing cover of cam shaft oil duct and camshaft lubrication oil duct that is being set to admission cam shaft and exhaust cam shaft and being connected to cylinder head main oil gallery.
Description
Technical field
The present invention relates to automotive field more particularly to a kind of valve mechanism cover oil duct assemblies of automobile engine.
Background technology
With the improvement of people ' s living standards with the fast development of auto industry, automobile is increasingly used in people's
In daily life.During the continuous development of automobile industry, security performance, function, comfort of the people in addition to concern automobile
The factors such as energy, also increasingly pay attention to the quality of automobile.The valve mechanism cover oil duct assembly part of automobile engine is to influence automobile
One of an important factor for quality.
In general, the valve mechanism cover oil duct assembly of automobile engine includes main oil gallery, camshaft lubrication oil duct, VVT
(Variable Valve Timing, variable timing valve) fuel feeding oil duct, OCV (Oil Control Valve, machine oil control
Valve) solenoid valve fuel feeding oil duct etc..Main oil gallery is set in cylinder head.Camshaft lubrication oil duct is multiple and relatively independent setting
In in cylinder head, each camshaft lubrication oil duct corresponds to a camshaft neck and is connected to respectively with main oil gallery, for the camshaft
Neck provides lubricating oil.VVT fuel feeding oil duct is integrated in OCV solenoid valve fuel feeding oil ducts on the front bearing retainer of camshaft.
In the prior art, since the integrated level of cylinder head is higher, internal structure is complicated, therefore, more in being processed in cylinder head
A camshaft lubrication oil duct, increases the complexity of manufacturing procedure and structure, on the one hand, causes Product Process poor, product matter
Amount is more difficult to control, and then influences automotive quality；On the other hand, increase difficulty of processing and manufacturing cost.Moreover, OCV solenoid valves supply
Oil duct is complex, and stroke is longer, and technology difficulty is larger, and is easy to penetrate through because of internal blow hole when oil duct processing,
Yields is not high, and then influences automotive quality.
Invention content
In view of above-mentioned condition, it is necessary to which providing a kind of can reduce difficulty of processing and manufacturing cost and ensure automotive quality
The valve mechanism cover oil duct assembly of automobile engine.
A kind of valve mechanism cover oil duct assembly of automobile engine, which includes valve mechanism cover, it is described to be set to
The front bearing cover of cam shaft of valve mechanism cover front end, the admission cam shaft being installed in the camshaft hole of the valve mechanism cover and exhaust
Camshaft, be installed on the valve mechanism cover bearing block camshaft positioning bearing cap and the gas that is connect with the valve mechanism cover
The valve mechanism cover oil duct assembly of cylinder cap, the automobile engine includes the camshaft front axle for being set to the front bearing cover of cam shaft
Hold lid oil duct, be set to the cylinder head and the cylinder head main oil gallery that is connected to the front bearing cover of cam shaft oil duct and set
Camshaft lubrication oil duct that is being placed in the admission cam shaft and exhaust cam shaft and being connected to the cylinder head main oil gallery.
According to one embodiment of present invention, the camshaft lubrication oil duct includes admission cam shaft oil leab and exhaust
Camshaft grease way.
According to one embodiment of present invention, the admission cam shaft oil leab includes being set to the camshaft positioning
Bearing cap and be connected to the cylinder head main oil gallery positioning bearing cap oil duct, be set to the admission cam shaft and with institute
It states the hollow oil duct of admission cam shaft of positioning bearing cap oil duct connection and is set to the convex with the air inlet of the admission cam shaft
The admission cam shaft axle journal oil duct of the hollow oil duct connection of wheel shaft.
According to one embodiment of present invention, the exhaust cam shaft oil leab includes being set to the camshaft positioning
Bearing cap and be connected to the cylinder head main oil gallery positioning bearing cap oil duct, be set to the exhaust cam shaft and with institute
State positioning bearing cap oil duct connection the hollow oil duct of exhaust cam shaft and be set to the exhaust cam shaft and with the exhaust
The exhaust cam shaft axle journal oil duct of the hollow oil duct connection of camshaft.
According to one embodiment of present invention, the front bearing cover of cam shaft oil duct include casting oil pocket and with the casting
The lateral oil duct of oil pocket connection.
According to one embodiment of present invention, the lateral oil duct is two, is symmetrically disposed on the fore bearing of camshaft
It covers.
According to one embodiment of present invention, the valve mechanism cover oil duct assembly further includes being set to the camshaft front axle
OCV solenoid valve fuel feeding oil ducts that are holding lid and being connected to the front bearing cover of cam shaft oil duct, the OCV solenoid valves fuel feeding oil duct
It is connected to the casting oil pocket of the front bearing cover of cam shaft oil duct.
According to one embodiment of present invention, the cylinder head main oil gallery is two, is symmetrically disposed in the cylinder head,
Two cylinder head main oil gallerys are connected to two lateral oil ducts of the front bearing cover of cam shaft oil duct respectively.
According to one embodiment of present invention, the admission cam shaft axle journal oil duct is multiple, each admission cam
Shaft neck oil duct corresponds to a camshaft neck and provides lubricating oil for the camshaft neck.
According to one embodiment of present invention, the valve mechanism cover oil duct assembly further includes being set to the admission cam shaft
Rear end and the vacuum pump oil duct that is connected to the hollow oil duct of admission cam shaft.
The valve mechanism cover oil duct assembly further include be set to the front bearing cover of cam shaft and with the OCV solenoid valves
The VVT fuel feeding oil ducts of fuel feeding oil duct connection.
The advantageous effect that the technical solution of the embodiment of the present invention is brought is：Since to be set to air inlet convex for camshaft lubrication oil duct
Wheel shaft and exhaust cam shaft avoid increasing manufacturing procedure due to the factors such as the integrated level of cylinder head is higher and internal structure is complicated
And the complexity of structure, therefore, on the one hand, improve Product Process, to improve product quality, and then ensure automotive quality；
On the other hand, difficulty of processing and manufacturing cost are reduced.Moreover, OCV solenoid valve fuel feeding oil ducts connect with front bearing cover of cam shaft oil duct
It is logical, and directly from front bearing cover of cam shaft oil duct fuel feeding so that it is excellent that OCV solenoid valve fuel feeding oil ducts have that stroke is short, resistance is small etc.
Point is easy to penetrate through because of internal blow hole and causes yields not high to reduce technology difficulty, and when oil duct being avoided to process
Defect, and then ensure automotive quality.
Description of the drawings
Fig. 1 is the structural schematic diagram of the valve mechanism cover oil duct assembly of the automobile engine of the present invention；
Specific implementation mode
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to the embodiment of the present invention
It is described in further detail.
Referring to Fig. 1, automobile engine of the present invention includes valve mechanism cover 101, is set to 101 front end of valve mechanism cover
Front bearing cover of cam shaft 102, the admission cam shaft 103 and exhaust cam shaft that are installed in the camshaft hole of valve mechanism cover 101
104, the camshaft positioning bearing cap 105 and camshaft rear axle of the bearing block of valve mechanism cover 101 are installed on by bolt, positioning pin
Hold lid 106 and the cylinder head being connect with valve mechanism cover 101 107.
The valve mechanism cover oil duct assembly 100 of automobile engine provided by the invention include front bearing cover of cam shaft oil duct 10,
The OCV solenoid valve fuel feeding oil duct 20 that is connected to front bearing cover of cam shaft oil duct 10 is connected to OCV solenoid valve fuel feeding oil duct 20
VVT fuel feeding oil duct 30, the cylinder head main oil gallery 40 being connected to front bearing cover of cam shaft oil duct 10 and with cylinder head main oil gallery 40 connect
Logical camshaft lubrication oil duct 50.
Front bearing cover of cam shaft oil duct 10 is set on front bearing cover of cam shaft 102.Front bearing cover of cam shaft oil duct 10 wraps
The lateral oil duct 14 for including casting oil pocket 12 and being connected to casting oil pocket 12.Lateral oil duct 14 is two, is symmetrically disposed on camshaft
On front bearing retainer 102.
OCV solenoid valve fuel feeding oil duct 20 is set on front bearing cover of cam shaft 102.OCV solenoid valve fuel feeding oil duct 20 with it is convex
The casting oil pocket 12 of wheel shaft front bearing retainer oil duct 10 is connected to.OCV solenoid valve fuel feeding oil duct 20 is in straight on front bearing cover of cam shaft 102
Connect casting and forming.The fuel feeding directly from the casting oil pocket 12 of front bearing cover of cam shaft oil duct 10 of OCV solenoid valve fuel feeding oil duct 20, and
OCV solenoid valve fuel feeding oil duct 20 has many advantages, such as that stroke is short, and resistance is small.
VVT fuel feeding oil duct 30 is set on front bearing cover of cam shaft 102.VVT fuel feeding oil duct 30 and OCV solenoid valves fuel feeding oil
Road 20 is connected to.VVT fuel feeding oil duct 30 is in machine-shaping on front bearing cover of cam shaft 102.
Cylinder head main oil gallery 40 is two, is symmetrically disposed in cylinder head 107.Two cylinder head main oil gallerys 40 respectively with it is convex
The lateral oil duct 14 of two of wheel shaft front bearing retainer oil duct 10 is connected to.
Camshaft lubrication oil duct 50 includes admission cam shaft oil leab 52 and exhaust cam shaft grease way.Admission cam shaft
Oil leab 52 includes the hollow oil duct of admission cam shaft for positioning bearing cap oil duct 522, being connected to positioning bearing cap oil duct 522
524 and the admission cam shaft axle journal oil duct 526 that is connected to the hollow oil duct of admission cam shaft 524.Bearing cap oil duct 522 is positioned to be arranged
Bearing cap 105 is positioned in camshaft, positioning bearing cap oil duct 522 is connected to a cylinder head main oil gallery 40.In admission cam shaft
Empty oil duct 524 is set to admission cam shaft 103.Admission cam shaft axle journal oil duct 526 is set to admission cam shaft 103 and is more
A, each admission cam shaft axle journal oil duct 526 corresponds to a camshaft neck and provides lubricating oil for the camshaft neck.It can be with
Understand, the structure and composition of exhaust cam shaft oil leab are similar to admission cam shaft oil leab 52, including positioning bearing cap
Oil duct, the hollow oil duct of exhaust cam shaft being connected to positioning bearing cap oil duct and the exhaust being connected to the hollow oil duct of exhaust cam shaft
Camshaft journal oil duct, positioning bearing cap oil duct are connected to another cylinder head main oil gallery, and which is not described herein again.Admission cam shaft
103 and exhaust cam shaft 104 devise hollow oil duct, on the one hand, be more convenient for being lubricated camshaft journal, on the other hand,
Not only simplify structure but also alleviate camshaft weight.
Further, the valve mechanism cover oil duct assembly of automobile engine of the invention further includes and the hollow oil of admission cam shaft
The vacuum pump oil duct 60 that road 524 is connected to.Vacuum pump oil duct 60 is set to the rear end of admission cam shaft 103, for vacuum pump
Carry out fuel feeding.
Referring to Fig. 1, the Fuel injection system of the valve mechanism cover oil duct assembly 100 of automobile engine of the invention is as follows：
First, it oils from the front bearing cover of cam shaft oil duct 10 of front bearing cover of cam shaft 102, into front bearing cover of cam shaft
The casting oil pocket 12 of oil duct 10, and it is divided into two parts herein, a part enters OCV solenoid valve fuel feeding oil duct 20, then passes through OCV
Solenoid valve enters VVT fuel feeding oil duct 30, and finally flows into VVT；Another part enters the transverse direction of front bearing cover of cam shaft oil duct 10
Then oil duct 14 is separately flowed into two cylinder head main oil gallerys 40 by two lateral oil ducts 14, is flowed into one of cylinder
Lid main oil gallery 40 flows into the hollow oil duct 524 of admission cam shaft by positioning bearing cap oil duct 522, and passes through multiple admission cams
Shaft neck oil duct 526 is respectively to the camshaft neck feed lubrication corresponding to each admission cam shaft axle journal oil duct 526, further
Ground flows into the vacuum pump oil duct of the oil of the hollow oil duct of admission cam shaft 524 also by being connected to the hollow oil duct of admission cam shaft 524
60 flow into vacuum pump, to carry out fuel feeding to vacuum pump；The oil of another cylinder head main oil gallery 40 is flowed by positioning bearing cap
Oil duct flows into the hollow oil duct of exhaust cam shaft, and by multiple exhaust cam shaft axle journal oil ducts respectively to each exhaust cam shaft axis
Camshaft neck feed lubrication corresponding to neck oil duct.
The advantageous effect that the technical solution of the embodiment of the present invention is brought is：Since camshaft lubrication oil duct 50 is set to air inlet
Camshaft 103 and exhaust cam shaft 104 avoid increasing due to the factors such as the integrated level of cylinder head 107 is higher and internal structure is complicated
The complexity of manufacturing procedure and structure is added, therefore, on the one hand, Product Process is improved, to improve product quality, and then really
Protect automotive quality；On the other hand, difficulty of processing and manufacturing cost are reduced.Moreover, admission cam shaft 103 and exhaust cam shaft 104
Devise hollow oil duct, on the one hand, be more convenient for being lubricated camshaft journal, on the other hand, not only simplified structure but also alleviated
Camshaft weight.In addition, OCV solenoid valve fuel feeding oil duct 20 is connected to front bearing cover of cam shaft oil duct 10, and directly from camshaft
10 fuel feeding of front bearing retainer oil duct so that OCV solenoid valve fuel feeding oil duct 20 has many advantages, such as that stroke is short, resistance is small, to reduce work
Skill difficulty, and be easy when oil duct being avoided to process to penetrate through the defect for causing yields not high because of internal blow hole, and then really
Protect automotive quality.
Herein, the terms "include", "comprise" or any other variant thereof is intended to cover non-exclusive inclusion, are removed
Comprising those of listed element, but also it may include other elements that are not explicitly listed.
Herein, the nouns of locality such as involved front, rear, top, and bottom are to be located in figure with parts in attached drawing and zero
Part mutual position defines, only for the purpose of expressing the technical solution clearly and conveniently.It should be appreciated that the noun of locality
Use should not limit the claimed range of the application.
In the absence of conflict, the feature in embodiment and embodiment herein-above set forth can be combined with each other.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (11)
1. a kind of valve mechanism cover oil duct assembly (100) of automobile engine, the automobile engine include valve mechanism cover (101), set
The front bearing cover of cam shaft (102) for being placed in the valve mechanism cover (101) front end, the cam for being installed on the valve mechanism cover (101)
Admission cam shaft (103) and exhaust cam shaft (104) in axis hole, be installed on the valve mechanism cover (101) bearing block it is convex
Wheel shaft positioning bearing cap (105) and the cylinder head (107) that is connect with the valve mechanism cover (101), it is characterised in that：The vapour
The valve mechanism cover oil duct assembly of car engine includes the front bearing cover of cam shaft oil for being set to the front bearing cover of cam shaft (102)
Road (10), be set to the cylinder head (107) and the main oil of cylinder head that is connected to the front bearing cover of cam shaft oil duct (10)
Road (40) and be set to the admission cam shaft (103) and exhaust cam shaft (104) and with the cylinder head main oil gallery
(40) the camshaft lubrication oil duct (50) being connected to.
2. the valve mechanism cover oil duct assembly of automobile engine as described in claim 1, it is characterised in that：The camshaft lubrication
Oil duct (50) includes admission cam shaft oil leab (52) and exhaust cam shaft oil leab.
3. the valve mechanism cover oil duct assembly of automobile engine as claimed in claim 2, it is characterised in that：The admission cam shaft
Oil leab (52) is set to camshaft positioning bearing cap (105) and is connected to the cylinder head main oil gallery (40)
Positioning bearing cap oil duct (522), be set to the admission cam shaft (103) and with the positioning bearing cap oil duct (522)
The hollow oil duct of admission cam shaft (524) of connection and be set to the admission cam shaft (103) in the admission cam shaft
The admission cam shaft axle journal oil duct (526) of empty oil duct (524) connection.
4. the valve mechanism cover oil duct assembly of automobile engine as claimed in claim 2, it is characterised in that：The exhaust cam shaft
Oil leab is set to camshaft positioning bearing cap (105) and determines with what the cylinder head main oil gallery (40) was connected to
Position bearing cap oil duct, be set to the exhaust cam shaft and the exhaust cam shaft that is connected to the positioning bearing cap oil duct it is hollow
Oil duct and exhaust cam shaft axis that is being set to the exhaust cam shaft (104) and being connected to the hollow oil duct of the exhaust cam shaft
Neck oil duct.
5. the valve mechanism cover oil duct assembly of automobile engine as described in claim 1, it is characterised in that：The camshaft front axle
It includes the lateral oil duct (14) for casting oil pocket (12) and being connected to the casting oil pocket (12) to hold lid oil duct (10).
6. the valve mechanism cover oil duct assembly of automobile engine as claimed in claim 5, it is characterised in that：The transverse direction oil duct
(14) it is two, is symmetrically disposed on the front bearing cover of cam shaft (102).
7. the valve mechanism cover oil duct assembly of automobile engine as claimed in claim 5, it is characterised in that：The valve mechanism cover oil
Road assembly is set to the front bearing cover of cam shaft (102) and is connected to the front bearing cover of cam shaft oil duct (10)
OCV solenoid valve fuel feeding oil ducts (20), the OCV solenoid valves fuel feeding oil duct (20) and the front bearing cover of cam shaft oil duct (10)
Casting oil pocket (12) connection.
8. the valve mechanism cover oil duct assembly of automobile engine as claimed in claim 6, it is characterised in that：The main oil of cylinder head
Road (40) be two, be symmetrically disposed in the cylinder head (107), two cylinder head main oil gallerys (40) respectively with it is described convex
The lateral oil duct (14) of two of wheel shaft front bearing retainer oil duct (10) is connected to.
9. the valve mechanism cover oil duct assembly of automobile engine as claimed in claim 3, it is characterised in that：The admission cam shaft
Axle journal oil duct (526) is multiple, and each admission cam shaft axle journal oil duct (526) corresponds to a camshaft neck and is that this is convex
It takes turns collar and lubricating oil is provided.
10. the valve mechanism cover oil duct assembly of automobile engine as claimed in claim 3, it is characterised in that：The valve mechanism cover
Oil duct assembly further includes being set to the rear end of the admission cam shaft (103) and being connected to the hollow oil duct of admission cam shaft (524)
Vacuum pump oil duct (60).
11. the valve mechanism cover oil duct assembly of automobile engine as claimed in claim 7, it is characterised in that：The valve mechanism cover
Oil duct assembly further include be set to the front bearing cover of cam shaft (102) and with the OCV solenoid valves fuel feeding oil duct (20) even
Logical VVT fuel feeding oil duct (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510404834.3A CN106321277B (en) | 2015-07-10 | 2015-07-10 | A kind of valve mechanism cover oil duct assembly of automobile engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510404834.3A CN106321277B (en) | 2015-07-10 | 2015-07-10 | A kind of valve mechanism cover oil duct assembly of automobile engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106321277A CN106321277A (en) | 2017-01-11 |
| CN106321277B true CN106321277B (en) | 2018-09-11 |
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ID=57726087
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510404834.3A Active CN106321277B (en) | 2015-07-10 | 2015-07-10 | A kind of valve mechanism cover oil duct assembly of automobile engine |
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| Country | Link |
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| CN (1) | CN106321277B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111173643B (en) * | 2019-12-31 | 2021-03-16 | 潍柴动力股份有限公司 | Cylinder head cover and engine with same |
| CN112096537B (en) * | 2020-08-11 | 2021-08-31 | 东风汽车集团有限公司 | Integrated cylinder head cover and automobile engine |
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| CN201486673U (en) * | 2009-07-03 | 2010-05-26 | 奇瑞汽车股份有限公司 | Cylinder cover of VVT automotive engine |
| CN201738967U (en) * | 2010-06-24 | 2011-02-09 | 浙江吉利汽车研究院有限公司 | Work oil circuit structure of CVVT system of engine |
| CN201747425U (en) * | 2010-06-03 | 2011-02-16 | 奇瑞汽车股份有限公司 | VVT engine camshaft lubrication mechanism |
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| CN203476415U (en) * | 2013-08-01 | 2014-03-12 | 哈尔滨东安汽车发动机制造有限公司 | Cam shaft |
| CN204783314U (en) * | 2015-07-10 | 2015-11-18 | 广州汽车集团股份有限公司 | Automobile engine's valve mechanism cover oil duct assembly |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10317933A (en) * | 1997-05-15 | 1998-12-02 | Daihatsu Motor Co Ltd | Camshaft lubricating device and camshaft bearing cap |
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2015
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10034329C2 (en) * | 2000-07-14 | 2002-05-16 | Reinz Dichtungs Gmbh U Co Kg | Valve cover for internal combustion engines |
| CN201486673U (en) * | 2009-07-03 | 2010-05-26 | 奇瑞汽车股份有限公司 | Cylinder cover of VVT automotive engine |
| CN201747425U (en) * | 2010-06-03 | 2011-02-16 | 奇瑞汽车股份有限公司 | VVT engine camshaft lubrication mechanism |
| CN201738967U (en) * | 2010-06-24 | 2011-02-09 | 浙江吉利汽车研究院有限公司 | Work oil circuit structure of CVVT system of engine |
| CN102269028A (en) * | 2011-06-30 | 2011-12-07 | 奇瑞汽车股份有限公司 | Lubrication oil way of engine |
| CN203035292U (en) * | 2012-12-28 | 2013-07-03 | 安徽江淮汽车股份有限公司 | Dual-lubricating oil way of VVT (variable valve timing) |
| CN203476415U (en) * | 2013-08-01 | 2014-03-12 | 哈尔滨东安汽车发动机制造有限公司 | Cam shaft |
| CN204783314U (en) * | 2015-07-10 | 2015-11-18 | 广州汽车集团股份有限公司 | Automobile engine's valve mechanism cover oil duct assembly |
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| CN106321277A (en) | 2017-01-11 |
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