CN201826912U - Oil supply duct of valve-variable timing system engine phaser - Google Patents
Oil supply duct of valve-variable timing system engine phaser Download PDFInfo
- Publication number
- CN201826912U CN201826912U CN2010202633133U CN201020263313U CN201826912U CN 201826912 U CN201826912 U CN 201826912U CN 2010202633133 U CN2010202633133 U CN 2010202633133U CN 201020263313 U CN201020263313 U CN 201020263313U CN 201826912 U CN201826912 U CN 201826912U
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- oil
- phase discriminator
- phaser
- oil circuit
- control
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- RDYMFSUJUZBWLH-UHFFFAOYSA-N endosulfan Chemical compound C12COS(=O)OCC2C2(Cl)C(Cl)=C(Cl)C1(Cl)C2(Cl)Cl RDYMFSUJUZBWLH-UHFFFAOYSA-N 0.000 title abstract description 13
- 239000000446 fuel Substances 0.000 claims description 14
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 239000003921 oil Substances 0.000 abstract description 135
- 239000010705 motor oil Substances 0.000 abstract description 4
- 239000000428 dust Substances 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000314 lubricant Substances 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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- Valve Device For Special Equipments (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
Abstract
The utility model discloses an oil duct of a valve-variable timing system engine phaser, which comprises a main oil inlet channel and phaser oil paths, wherein the first phaser oil path and the second phaser oil path are respectively decomposed into respective phaser A control branch oil path, phaser B control branch oil path and an oil return path through a first engine oil control valve and a second engine oil control valve; the phaser A control branch oil path and the phaser B control branch oil path are guided by oil paths of camshafts and finally enters into valve cavities of corresponding phaser A and phaser B; and the converted oil flows out through the oil return path. The VCP (variable camshaft phaser) oil path of the oil supply dust is independent from oil supply ducts for distributing other elements; and respective work boundaries of the oil paths are only influenced by the pressure of engine oil of the engine system and are free from the restriction of other elements.
Description
Technical field
The utility model relates to the lubricant oil road structure field of motor car engine, particularly a kind of fuel feeding oil duct of VVT motor phase discriminator.
Background technique
21 century, a new height has been put in the energy and environment construction, and in order to ensure littler pollution, the mankind have formulated corresponding counter-measure in each aspect.Really, automobile is as the participant of the maximum of environmental problem, and the reform of automotive engineering is also ready to appear with innovation.Current, automobile has progressed into the lives of the people, and the power character/Economy of motor/exhaust index is the necessary condition that determines that a motor is whether advanced.As everyone knows, in the running process, often meet traffic congestion, red light is waited for, quickens operation, situations such as overspeed, when automobile is in different operating modes/different rotating speeds, the moment of valve opening is the similarities and differences, if by changing port timing, can realize the unlatching needs of valve in different operating modes this moment.This a kind of The Application of Technology all will have a good result to the power character/Economy/exhaust index of motor.
VVT (Variable Valve Timing) Variable Valve Time.Control and the executive system of this system by being equipped with regulated the phase place of engine cam, thereby makes valve opening, time of closing variation with engine speed changes, and to improve charging efficiency, increases engine power.Variable Valve Timing Technique of IC Engine (VVT, Variable Valve Timing) principle is the runnability according to motor, adjusts the amount and the valve folding time of air inlet (exhaust), angle.Make the air quantity that enters reach best, improve combustion efficiency.Advantage is fuel-efficient, and merit rises than big.
At present, in the VVT motor, the oil feeding line of VCP (Variable Camshaft Phaser phase discriminator) oil feeding line and other element of distribution is reported to the leadship after accomplishing a task mutually, and is independent mutually, interacts and retrains.
The model utility content
The utility model is reported to the leadship after accomplishing a task mutually in order to solve in the present VVT motor oil feeding line of VCP oil feeding line and other element of distribution, and is independent mutually, interacts and is tied to the deficiency that causes, and provides a kind of novel VCP for oily oil duct.。
The utility model for realizing the technological scheme that its purpose adopts is: a kind of fuel feeding oil duct of Variable Valve Time motor phase discriminator, comprise main oil input channel, position device oil circuit, the described first phase discriminator oil circuit and the second phase discriminator oil circuit divide an oil circuit through the A phase discriminator control that first OCV Oil Control Valve and second OCV Oil Control Valve resolve into separately respectively, the control of B phase discriminator divides oil circuit and oil return circuit, described A phase discriminator control branch oil circuit and the control of B phase discriminator divide oil circuit to flow in the valve pocket of respective phase device A and phase discriminator B at last through the oil circuit guiding of camshaft, and the oil of conversion flows out through described oil return circuit.
Concrete, in the fuel feeding oil duct of above-mentioned a kind of Variable Valve Time motor phase discriminator: also comprise the one-way valve control unit in described oil duct, described one-way valve control unit is arranged on described main oil input channel and resolves into the first phase discriminator oil circuit and the second phase discriminator oil circuit.Also can be arranged in the described first phase discriminator oil circuit and the second phase discriminator oil circuit inflow OCV Oil Control Valve separately.
Technical solutions of the utility model have the following advantages:
1. this arrangement is not influenced by the fuel feeding of other elements of distribution device such as HLA and bearing lubrication, and promptly this layout oil circuit is independent oil duct;
2. can be independent of cylinder cap or cover cap designs separately, promptly this element of construction arrangement space can change flexibly with the variation on gas distribution structure border, and complicated oil channel structures is oversimplified;
3. be furnished with the VC control unit in the port timing control oil channel, the employing of this control unit can make and guarantee when starting once more behind the engine shutdown that VCP is in normal working at once, this structure can suitably increase and decrease with the demand of VCP unit, satisfies the precision and the agility of control;
4. (Hydraulic Lash Adjustment: the hydraulic tappet unit) oil duct of unit and VCP oil duct independently exist, so normal working environment is not subjected to the influence of this structural configuration for camshaft bearing and HLA.
Description of drawings
Fig. 1 the utility model embodiment 1 oil circuit is arranged general illustration.
One-way valve VC structure place oil circuit detailed view among Fig. 2 embodiment 1.
Oil passage control valve OCV place oil circuit detailed view among Fig. 3 embodiment 1.
Among the figure: 1, bearing cap, 2, main oil input channel, 3, the first phase discriminator oil duct, 4, the second phase discriminator oil duct, 5, the one-way valve control unit, 6, OCV Oil Control Valve, 7, the first camshaft oil circuit, 8, the second camshaft oil circuit, 9, A phase discriminator control divides an oil circuit, 10, B phase discriminator control divides an oil circuit, and 11, oil return circuit.
Embodiment
Embodiment, as Fig. 1, Fig. 2, shown in Figure 3, a kind of fuel feeding oil duct of Variable Valve Time motor phase discriminator, comprise main oil input channel 2, described main oil input channel 2 resolves into the first phase discriminator oil circuit 3 and the second phase discriminator oil circuit 4 after the cylinder cap oil duct is introduced, in the present embodiment, also comprise one-way valve control unit 5 (VC:Valve Check claims VC unit 5 later on) in the oil duct, described one-way valve control unit 5 is arranged on described main oil input channel 1 and resolves into the first phase discriminator oil circuit 3 and the second phase discriminator oil circuit 4.The described first phase discriminator oil circuit 3 and the second phase discriminator oil circuit 4 are respectively through first OCV Oil Control Valve 6 (Control Valve Oil, be called for short OCV to call OCV6 in the following text) and the A phase discriminator control of resolving into separately of second OCV Oil Control Valve 9 divide oil circuit 9, B phase discriminator control branch oil circuit 10 and oil return circuit 11, as shown in Figure 3, described A phase discriminator control branch oil circuit 9 and the control of B phase discriminator divide oil circuit 10 to flow at last in the valve pocket of respective phase device A and phase discriminator B through the oil circuit guiding of camshafts, and the oil of conversion flows out through described oil return circuit 11.In described first phase discriminator oil circuit 3 and the second phase discriminator oil circuit, 4 inflows OCV Oil Control Valve 6 separately, one-way valve control unit 5 is set.As shown in Figure 2.
VCP oil feeding line of the present utility model.In the layout that this paper introduces, the oil feeding line of its VCP oil circuit and other elements of distribution is independent oil duct, and its layout is used in cylinder cap/valve chamber cover, also can be integrated in camshaft bearing separately and cover, and makes complicated oil channel structures simplification/flexibility; In addition, in this arranges, increase the VC control unit, do not release because of long-time the shutdown in order to pilot pressure oil, and the position of VC unit is extremely flexible, the application number of VC unit also can need and suitably increase and decrease with system.
The layout of this VCP control oil channel is the oil circuit that is independent of other elements of distribution, and its characteristic of fuel delivery is: 3 oil pressure are stable, and oil circuit is shorter, and control speed is fast, the precision height;
This VCP oil feeding line can be arranged in cylinder cap/cyclinder head cover separately and cover, and also can be integrated in camshaft bearing and cover, and complicated oil circuit is oversimplified as shown in Figure 1;
Main oil input channel is after the cylinder cap oil duct is introduced, be decomposed into 2 VCP and divide oil duct, then by way of VC unit 5, the OCV control valve of flowing through through VC unit 5, the VC unit can suitably increase and decrease according to system's needs, this VC unit can be arranged 1/2, be about to the VC element be placed on the working connection 2/two fens oil ducts on, in order to regulate whole oil circuit.Owing to increase one-way valve control unit 5, make when motor starts after long-time the shutdown once more phase discriminator rapidly in the normal operation input as shown in Figure 2.
OCV OCV Oil Control Valve 6 is decomposed into 3 oil circuit A phase discriminator controls and divides oil circuit 9, and the control of B phase discriminator divides oil circuit 10, oil return circuit 11.The control of A phase discriminator divides oil circuit 9, and the control of B phase discriminator divides oil circuit 10 last each self-corresponding phase discriminator A of inflow of oil circuit guiding through camshaft, and in the B valve pocket, the oil of conversion flows out through oil return circuit T.As shown in Figure 3.
Present embodiment is a kind of novel VCP oil feeding line arrangement.Comprise bearing cap 1, main oil input channel 2, VCP independently divide oil duct (the first phase discriminator oil duct, 3, the second phase discriminator oil ducts 4), VC unit 5, and OCV control unit 6, the camshaft oil circuit enters the A of VCP, B oil circuit and some auxiliary oil channels.The hydraulic tappet unit) and the influence of the fuel feeding of bearing lubrication the whole fuel system of VCP is not subjected to other elements of distribution device such as HLA, and (Hydraulic Lash Adjustment:, promptly this layout oil circuit is independent oil duct.Cylinder cap can be independent of or cover cap designs separately, promptly this element of construction arrangement space can change flexibly with the variation on gas distribution structure border, complicated oil channel structures is oversimplified, the fuel feeding at phase discriminator OCV place is independent oil duct in this layout, not influenced by the control of other OCV valves, in real work, reactive rate and control accuracy are high.Be furnished with the VC control unit in the port timing control oil channel; the employing of this control unit can make and guarantee when starting once more behind the engine shutdown that VCP is in normal working at once; this structure can suitably increase and decrease with the demand of VCP unit, satisfies the precision and the agility of control.The oil duct of camshaft bearing and HLA unit and VCP oil duct independently exist, so the normal working environment of each element is not influenced by the control of this structure, can guarantee engine start like this after lubricant oil can in time arrive camshaft bearing.
Claims (4)
1. the fuel feeding oil duct of a Variable Valve Time motor phase discriminator, comprise main oil input channel (2), it is characterized in that: described main oil input channel (2) resolves into the first phase discriminator oil circuit (3) and the second phase discriminator oil circuit (4) after the cylinder cap oil duct is introduced, the described first phase discriminator oil circuit (3) and the second phase discriminator oil circuit (4) divide an oil circuit (9) through the A phase discriminator control that first OCV Oil Control Valve (6) and second OCV Oil Control Valve (9) resolve into separately respectively, the control of B phase discriminator divides oil circuit (10) and oil return circuit (11), described A phase discriminator control branch oil circuit (9) and the control of B phase discriminator divide oil circuit (10) to flow in the valve pocket of respective phase device A and phase discriminator B at last through the oil circuit guiding of camshaft, and the oil of conversion flows out through described oil return circuit (11).
2. the fuel feeding oil duct of a kind of Variable Valve Time motor phase discriminator according to claim 1 is characterized in that: also comprise one-way valve control unit (5) in described oil duct.
3. the fuel feeding oil duct of a kind of Variable Valve Time motor phase discriminator according to claim 2, described one-way valve control unit (5) are arranged on described main oil input channel (2) and resolve into the first phase discriminator oil circuit (3) and the second phase discriminator oil circuit (4).
4. the fuel feeding oil duct of a kind of Variable Valve Time motor phase discriminator according to claim 2, described one-way valve control unit (5) are arranged in described first phase discriminator oil circuit (3) and the second phase discriminator oil circuit (4) the inflow OCV Oil Control Valve (6) separately.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202633133U CN201826912U (en) | 2010-07-19 | 2010-07-19 | Oil supply duct of valve-variable timing system engine phaser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202633133U CN201826912U (en) | 2010-07-19 | 2010-07-19 | Oil supply duct of valve-variable timing system engine phaser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201826912U true CN201826912U (en) | 2011-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202633133U Expired - Fee Related CN201826912U (en) | 2010-07-19 | 2010-07-19 | Oil supply duct of valve-variable timing system engine phaser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201826912U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102493888A (en) * | 2011-11-28 | 2012-06-13 | 重庆长安汽车股份有限公司 | Oil circuit structure of VVT (variable valve timing) engine cylinder cover system |
| CN105134331A (en) * | 2015-08-20 | 2015-12-09 | 奇瑞汽车股份有限公司 | Lubrication oil line of single variable valve timing (VVT) engine |
-
2010
- 2010-07-19 CN CN2010202633133U patent/CN201826912U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102493888A (en) * | 2011-11-28 | 2012-06-13 | 重庆长安汽车股份有限公司 | Oil circuit structure of VVT (variable valve timing) engine cylinder cover system |
| CN105134331A (en) * | 2015-08-20 | 2015-12-09 | 奇瑞汽车股份有限公司 | Lubrication oil line of single variable valve timing (VVT) engine |
| CN105134331B (en) * | 2015-08-20 | 2018-08-14 | 奇瑞汽车股份有限公司 | A kind of list VVT engine oil galleries |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110511 Termination date: 20140719 |
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| EXPY | Termination of patent right or utility model |