CN201486673U - Cylinder cover of VVT automotive engine - Google Patents
Cylinder cover of VVT automotive engine Download PDFInfo
- Publication number
- CN201486673U CN201486673U CN2009201612194U CN200920161219U CN201486673U CN 201486673 U CN201486673 U CN 201486673U CN 2009201612194 U CN2009201612194 U CN 2009201612194U CN 200920161219 U CN200920161219 U CN 200920161219U CN 201486673 U CN201486673 U CN 201486673U
- Authority
- CN
- China
- Prior art keywords
- oil
- control valve
- cylinder cover
- ocv
- vvt
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000003921 oil Substances 0.000 claims abstract description 94
- 239000010721 machine oil Substances 0.000 claims description 6
- 239000010705 motor oil Substances 0.000 abstract 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000003754 machining Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Images
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- Valve Device For Special Equipments (AREA)
- Valve-Gear Or Valve Arrangements (AREA)
Abstract
The utility model relates to a cylinder cover of a VVT automotive engine, which comprises a cylinder cover body (1) and engine oil control valve mounting holes (2) arranged on air inlet and outlet sides of the front end of the cylinder cover body (1); the cylinder cover body (1) is also provided with an oil inlet oil line (3) of an engine oil control valve and two control oil lines (4 and 5); the oil inlet oil line (3) is communicated with a cylinder cover main oil passage (9); and the two control oil lines are communicated with an oil line on a cam shaft through the engine oil control valve mounting holes and a first bearing cover of the cam shaft. The engine oil control valve can be directly arranged on the cylinder cover through the engine oil control valve mounting holes arranged on the two sides of the cylinder cover and the control oil lines enter a VVT directly from the cylinder cover body through the cam shaft, so variable timing can be realized. The cylinder cover has the advantages of improving the control accuracy of the engine oil control valve and the response speed of the VVT and saving the arranging space of the engine.
Description
Technical field
The utility model relates to a kind of engine cylinder cover, the automobile engine cylinder head of particularly a kind of belt variable valve timing system (VVT).
Background technique
Along with the development of automobile production technology, continuing to optimize of automobile engine cylinder head structure formed a kind of fixed mode of comparative maturity at present: cooling water chamber, intake duct, air outlet flue, oil leab, camshaft mounting hole etc.At present, on the automobile engine cylinder head structure of design band VVT system, usually OCV Oil Control Valve (OCV) is integrated in cyclinder head cover and covers.
The shortcoming of this design mainly contains the following aspects: the one, and OCV Oil Control Valve is arranged in cyclinder head cover covers, for proof strength and precision, valve chamber cover can only adopt casting aluminium material, and cost is than higher.The 2nd, present most of valve chamber cover and cylinder cap body separate design, OCV Oil Control Valve is contained in cyclinder head cover and covers, the VVT oil circuit is arranged on the cylinder cap, and is higher to requirement on machining accuracy like this, and have leakage of oil or cooperate deviation cause the VVT response slow or work undesired.
Reduce manufacture cost, guarantee OCV Oil Control Valve mounting hole machining accuracy, improving the control accuracy of OCV Oil Control Valve and the corresponding speed of VVT is the problem of the required solution of prior art.
The model utility content
Technical problem to be solved in the utility model is, a kind of VVT system automobile engine cylinder head is provided, and to reach the speed of response that improves OCV Oil Control Valve control accuracy and VVT, saves the engine arrangement space, and reduces the purpose of the manufacture cost of motor.
For solving the problems of the technologies described above, the technical solution of the utility model is, a kind of VVT system automobile engine cylinder head comprises that cylinder cap body, cylinder cap body are provided with the OCV Oil Control Valve mounting hole that is used for the fitting machine oil control valve.
The OCV Oil Control Valve mounting hole is arranged in the intake and exhaust both sides of cylinder cap body front end.
The cylinder cap body is provided with the oil-feed oil circuit of OCV Oil Control Valve, and it communicates with the cylinder cap main oil gallery.
The cylinder cap body is provided with the two-way control oil channel, and the two-way control oil channel communicates with oil circuit on the camshaft through OCV Oil Control Valve mounting hole and camshaft clutch shaft bearing lid.
Get back to oil sump from the machine oil that control oil channel is returned through OCV Oil Control Valve and draining oil circuit.
The cylinder cap both sides are provided with the OCV Oil Control Valve mounting hole, and OCV Oil Control Valve can be directly installed on the cylinder cap, and control oil channel directly enters VVT from the cylinder cap body through camshaft, thereby reach the purpose of variable timing.
A kind of VVT system automobile engine cylinder head, the OCV Oil Control Valve mounting hole is arranged on the cylinder cap body, be distributed in the intake and exhaust both sides of cylinder cap front end, OCV Oil Control Valve oil-feed oil circuit communicates with the cylinder cap main oil gallery, the two-way control oil channel communicates with oil circuit on the camshaft through OCV Oil Control Valve mounting hole and camshaft clutch shaft bearing lid, gets back to oil sump from the machine oil that control oil channel is returned through OCV Oil Control Valve and draining oil circuit.
A kind of VVT system automobile engine cylinder head, owing to adopt said structure, this device has the OCV Oil Control Valve of raising mounting hole machining accuracy; Reduce the motor manufacture cost; Improve OCV Oil Control Valve control accuracy and VVT speed of response; Save the advantage in engine arrangement space.
Description of drawings
Fig. 1 is the structural representation of a kind of VVT of the utility model system automobile engine cylinder head;
Fig. 2 is last figure A-A generalized section.
In Fig. 1,1, the cylinder cap body; 2, OCV Oil Control Valve mounting hole; 3, oil-feed oil circuit; 4, control oil channel I; 5, control oil channel II; 6, draining oil circuit; 7, camshaft cover; 8, camshaft mounting hole; 9, cylinder cap main oil gallery.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail;
As shown in Figure 1, a kind of VVT system automobile engine cylinder head, comprise cylinder cap body 1, OCV Oil Control Valve mounting hole 2, it is characterized in that: be processed with OCV Oil Control Valve mounting hole 2, oil input channel 3, the first control oil duct 4, the second control oil duct 5, draining road 6, camshaft mounting hole 8 on the described cylinder cap body 1.OCV Oil Control Valve is installed in the OCV Oil Control Valve mounting hole 2 on the cylinder cap body 1, regulates oil-feed oil duct 3 by OCV Oil Control Valve and controls the VVT blade rotation to reach the purpose of variable timing to the oil level of control oil channel 4 and control oil channel 5.
OCV Oil Control Valve mounting hole 2 is arranged on the cylinder cap body 1, be distributed in the intake and exhaust both sides of cylinder cap body 1 front end, OCV Oil Control Valve oil-feed oil circuit 3 communicates with cylinder cap main oil gallery 9, control oil channel 4 and control oil duct 5 lead to camshaft cover 7 and the arrival of the oil duct on camshaft cover camshaft mounting hole 8, enter VVT through the oil duct on the camshaft again and control VVT work, get back to oil sump through OCV Oil Control Valve by draining oil circuit 6 from the machine oil that the control oil duct returns.
OCV Oil Control Valve mounting hole 2 is arranged in cylinder cap body 1 intake and exhaust both sides, and this arrangement is easy to process, the machining accuracy height, arrange compact, simplify the VVT oil circuit and arranged control accuracy and the speed of response that has improved VVT, reduced manufacture cost, saved the engine arrangement space.
In conjunction with the accompanying drawings the utility model has been carried out exemplary description above; obviously the utility model specific implementation is not subjected to the restriction of aforesaid way; as long as the various improvement of having adopted method design of the present utility model and technological scheme to carry out; or directly apply to other occasion without improvement, all within protection domain of the present utility model.
Claims (5)
1. a VVT system automobile engine cylinder head comprises cylinder cap body (1), it is characterized in that: described cylinder cap body (1) is provided with the OCV Oil Control Valve mounting hole (2) that is used for fitting machine oil control valve (OCV).
2. engine cylinder cover according to claim 1, it is characterized in that: described OCV Oil Control Valve mounting hole (2) is arranged in the intake and exhaust both sides of cylinder cap body (1) front end.
3. as engine cylinder cover as described in the claim 2, it is characterized in that: described cylinder cap body (1) is provided with the oil-feed oil circuit (3) of OCV Oil Control Valve, and described oil-feed oil circuit (3) communicates with cylinder cap main oil gallery (9).
4. as engine cylinder cover as described in the claim 3, it is characterized in that: described cylinder cap body (1) is provided with first control oil channel (4) and the second control oil duct (5), and the two-way control oil channel communicates with oil circuit on the camshaft through OCV Oil Control Valve mounting hole and camshaft clutch shaft bearing lid.
5. as engine cylinder cover as described in the claim 4, it is characterized in that: get back to oil sump through OCV Oil Control Valve and draining oil circuit from the machine oil that control oil channel is returned.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201612194U CN201486673U (en) | 2009-07-03 | 2009-07-03 | Cylinder cover of VVT automotive engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201612194U CN201486673U (en) | 2009-07-03 | 2009-07-03 | Cylinder cover of VVT automotive engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201486673U true CN201486673U (en) | 2010-05-26 |
Family
ID=42425552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201612194U Expired - Lifetime CN201486673U (en) | 2009-07-03 | 2009-07-03 | Cylinder cover of VVT automotive engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201486673U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101994541A (en) * | 2010-11-27 | 2011-03-30 | 奇瑞汽车股份有限公司 | Engine cylinder head bearing bracket |
| CN102155272A (en) * | 2011-03-28 | 2011-08-17 | 重庆长安汽车股份有限公司 | Control oil way of variable valve timing device |
| CN102312692A (en) * | 2010-06-29 | 2012-01-11 | 马自达汽车株式会社 | The engine oil supplying device of motor |
| CN103306773A (en) * | 2012-03-07 | 2013-09-18 | 光阳工业股份有限公司 | Oil control valve structure with variable head of engine valve |
| CN103775166A (en) * | 2012-10-25 | 2014-05-07 | 重庆长安汽车股份有限公司 | Oil way structure of engine |
| CN103790729A (en) * | 2012-10-30 | 2014-05-14 | 重庆长安汽车股份有限公司 | Small engine cylinder cover |
| CN105484894A (en) * | 2010-05-17 | 2016-04-13 | 通用汽车环球科技运作有限责任公司 | Engine camshaft cover with integrated oil passages for camshaft phaser actuation |
| CN103174488B (en) * | 2013-03-18 | 2016-08-17 | 力帆实业(集团)股份有限公司 | A kind of engine assembly |
| 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 |
-
2009
- 2009-07-03 CN CN2009201612194U patent/CN201486673U/en not_active Expired - Lifetime
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105484894B (en) * | 2010-05-17 | 2018-09-07 | 通用汽车环球科技运作有限责任公司 | The engine camshaft cover of integrated oil passageway with actuating cam axis phaser |
| CN105484894A (en) * | 2010-05-17 | 2016-04-13 | 通用汽车环球科技运作有限责任公司 | Engine camshaft cover with integrated oil passages for camshaft phaser actuation |
| CN102312692B (en) * | 2010-06-29 | 2015-03-25 | 马自达汽车株式会社 | Oil supply device of engine |
| CN102312692A (en) * | 2010-06-29 | 2012-01-11 | 马自达汽车株式会社 | The engine oil supplying device of motor |
| CN101994541B (en) * | 2010-11-27 | 2012-05-23 | 奇瑞汽车股份有限公司 | Engine cylinder cover bearing support |
| CN101994541A (en) * | 2010-11-27 | 2011-03-30 | 奇瑞汽车股份有限公司 | Engine cylinder head bearing bracket |
| CN102155272B (en) * | 2011-03-28 | 2012-08-29 | 重庆长安汽车股份有限公司 | Control oil way of variable valve timing device |
| CN102155272A (en) * | 2011-03-28 | 2011-08-17 | 重庆长安汽车股份有限公司 | Control oil way of variable valve timing device |
| CN103306773B (en) * | 2012-03-07 | 2015-06-10 | 光阳工业股份有限公司 | Oil control valve structure with variable head of engine valve |
| CN103306773A (en) * | 2012-03-07 | 2013-09-18 | 光阳工业股份有限公司 | Oil control valve structure with variable head of engine valve |
| CN103775166A (en) * | 2012-10-25 | 2014-05-07 | 重庆长安汽车股份有限公司 | Oil way structure of engine |
| CN103775166B (en) * | 2012-10-25 | 2016-08-10 | 重庆长安汽车股份有限公司 | The oil channel structures of electromotor |
| CN103790729A (en) * | 2012-10-30 | 2014-05-14 | 重庆长安汽车股份有限公司 | Small engine cylinder cover |
| CN103790729B (en) * | 2012-10-30 | 2016-02-03 | 重庆长安汽车股份有限公司 | A kind of mini engine valve mechanism cover |
| CN103174488B (en) * | 2013-03-18 | 2016-08-17 | 力帆实业(集团)股份有限公司 | A kind of engine assembly |
| 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 |
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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: Wuhu Yongda Technology Co., Ltd. Assignor: Saic Chery Automobile Co., Ltd. Contract record no.: 2013340000004 Denomination of utility model: Cylinder cover of VVT automotive engine Granted publication date: 20100526 License type: Exclusive License Record date: 20130131 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100526 |
|
| CX01 | Expiry of patent term |