CN101956584A - Driving oil way of variable valve mechanism with VVT and VVL system - Google Patents
Driving oil way of variable valve mechanism with VVT and VVL system Download PDFInfo
- Publication number
- CN101956584A CN101956584A CN201010510490.1A CN201010510490A CN101956584A CN 101956584 A CN101956584 A CN 101956584A CN 201010510490 A CN201010510490 A CN 201010510490A CN 101956584 A CN101956584 A CN 101956584A
- Authority
- CN
- China
- Prior art keywords
- oil
- vvt
- oil circuit
- vvl system
- lash adjuster
- 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.)
- Granted
Links
- 239000003921 oil Substances 0.000 claims abstract description 319
- 239000010687 lubricating oil Substances 0.000 claims abstract description 12
- 239000010721 machine oil Substances 0.000 claims description 38
- 239000000446 fuel Substances 0.000 claims description 36
- 238000004891 communication Methods 0.000 claims description 8
- 239000010705 motor oil Substances 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 11
- 238000007599 discharging Methods 0.000 description 3
- 230000000717 retained effect Effects 0.000 description 3
- 231100000331 toxic Toxicity 0.000 description 3
- 230000002588 toxic effect Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Landscapes
- Valve-Gear Or Valve Arrangements (AREA)
- Valve Device For Special Equipments (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
Abstract
The invention relates to a driving oil way of a variable valve mechanism with VVT and VVL system. The driving oil way comprises a VVT oil way, a cam shaft journal lubricating oil way, a hydraulic clearance adjuster oil way, a VVL system control oil way and one-way valves (6), wherein the VVT oil way is arranged in the middle of a cylinder cover; the cam shaft journal lubricating oil way is arranged on the two sides of the cylinder cover; the VVL system control oil way is integrated in the hydraulic clearance adjuster oil way; and a plurality of one-way valves (6) are arranged between a VVT oil way inlet (4) on the oil way of the cylinder cover and an engine oil control valve OCV (11) of the VVT system, and opened when the VVT system works normally and closed when an engine is stopped or idles.
Description
Technical field
The invention belongs to technical field of engines, be specifically related to a kind of driving oil circuit that has the variable valve actuator for air of VVT and VVL technology simultaneously.
Background technique
Along with developing of automobile industry, more and more higher to the requirement of performance, oil consumption and the discharging of motor, the changeable air valve technology has become one of beautiful property key technology of measured engine performance.Variable valve actuator for air has changed valve timing in the conventional engines, the changeless state of valve lift, best valve timing, valve lift is provided in the engine operating condition scope, solve the contradiction of power character and Economy under the high rotating speed and the slow-speed of revolution, big load and the little load preferably, improved toxic emission simultaneously.
The valve mechanism of Electromagnetic Drive can and carry out instantaneous any control valve timing to valve lift, but also just is in conceptual phase at present, and the difficult problem of its cost, NVH, reliability and durability aspect also needs to capture for a long time.On the valve mechanism basis that conventional cam drives, exploitation is become one of focus that each big automobile vendor captures by the hydraulically powered variable valve actuator for air that has VVT and VVL technology simultaneously.Now, and Variable Valve Time (Variable Valve Timing, VVT) technology has obtained using widely, but (Variable Valve Lift, VVL) The Application of Technology is also quite limited for lift range variable.The two-stage variable valve lift makes its object that becomes each manufacturer's preferential development and use, and has few products to criticize product because its realization is simple with respect to continuously variable valve lift.
Along with the popularization that Dual Over Head Camshaft is used, (HLA: hydraulic lash adjuster+RFF: the finger-type roller rocker arms) distribution device of form more and more is applied to high-end motor, and is become main flow gradually owing to the superiority of himself TYPE2.But the two-stage variable air valve lift range mechanism under this form does not have batch product that produces at present as yet.
Summary of the invention
The object of the present invention is to provide a kind of driving oil circuit that has the variable valve actuator for air of VVT and VVL technology simultaneously, it is applied in the distribution device of TYPE2 form, realize the continuous variable of valve timing by the hydraulic driving phase discriminator, realize the two-stage variable of valve lift by hydraulic driving two-stage hydraulic lash adjuster or two-stage finger-type roller rocker arms, thereby further improve performance, the reduction oil consumption of motor, improve toxic emission.
For achieving the above object, the present invention has adopted following technological scheme: a kind of driving oil circuit that has the variable valve actuator for air of VVT and VVL technology simultaneously, machine oil enters the cylinder cap main oil gallery from the cylinder body main oil gallery, is diverted to VVT oil circuit, camshaft bearing journal lubricating oil path, hydraulic lash adjuster oil circuit and VVL control oil channel.
Described VVL control oil channel is integrated on the air inlet fluid pressure governor oil circuit.
Described cylinder body main oil gallery is arranged in the air inlet side.
Described VVT oil circuit directly enters camshaft clutch shaft bearing lid in the middle of the cylinder cap, has realized the shortest of oil circuit and simplification.In the VVT oil circuit one-way valve is installed, its mounting point is between VVT oil circuit inlet and the OCV of VVT system, and the quantity of one-way valve is identical with the quantity of phase discriminator.
As shown from the above technical solution, the VVL control oil channel is integrated in the air inlet hydraulic lash adjuster among the present invention has in the road, has simplified the oil channel structures of VVL system.Simultaneously, the cylinder body main oil gallery is arranged in the air inlet side, meets the big requirement of air inlet side oil consumption, has shortened the length of VVL system control oil channel, has improved the control rate and the precision of VVL system.
The VVT system oil-way directly enters camshaft clutch shaft bearing lid in the middle of the cylinder cap, VVT oil circuit shorten length, and reduced the break-in of oil circuit.Make the crushing of system reduce, response improves, and has optimized the performance of VVT system.
One-way valve is installed between VVT oil circuit inlet and the OCV of VVT system, and when engine shutdown or idling, closed check valve makes that the machine oil in the later oil circuit of one-way valve can be retained in the oil duct.Thereby shorten machine oil filling time and machine oil loading in the one-way valve rear oil duct when descending task.So just, shortened the response time of working first after VVT shutdown or the idling, the probability that the hydraulic tappet abnormal sound takes place when also having reduced engine start.
Concrete technological scheme is as follows:
A kind of driving oil circuit with variable valve actuator for air of VVT and VVL system; comprise the VVT oil circuit; the camshaft bearing journal lubricating oil path; the hydraulic lash adjuster oil circuit; VVL system control oil channel and one-way valve; described VVT oil circuit is arranged in the middle of the cylinder cap; described camshaft bearing journal lubricating oil path is arranged in the cylinder cap both sides; described VVL system control oil channel is integrated in the hydraulic lash adjuster oil circuit; described one-way valve is a plurality of; be installed between the OCV Oil Control Valve OCV of VVT oil circuit inlet and VVT system on the oil circuit of cylinder cap, it is opened when VVT system proper functioning, closes when engine shutdown or idling.
Further, described camshaft bearing journal lubricating oil path comprises camshaft bearing journal fuel feeding oil duct and exhaust cam shaft neck fuel feeding oil duct, and camshaft bearing journal fuel feeding oil duct and exhaust cam shaft neck fuel feeding oil duct are arranged in the cylinder cap both sides.
Further, described hydraulic lash adjuster oil circuit comprises exhaust hydraulic lash adjuster oil circuit and air inlet hydraulic lash adjuster oil circuit, and described VVL system control oil channel is integrated in the air inlet hydraulic lash adjuster oil circuit.
Further, described camshaft bearing journal lubricating oil path connects described hydraulic lash adjuster oil circuit, and to its fuel feeding, and described hydraulic lash adjuster oil circuit connects described VVL system control oil channel, and to its fuel feeding.
Further, described VVL system control oil channel comprises the OCV Oil Control Valve OCV of VVL system control oil channel inlet and VVL system, and the OCV Oil Control Valve OCV of this VVL system controls the machine oil inflow air inlet hydraulic lash adjuster oil circuit or the VVL system draining hole of this oil circuit inlet.
Further, also comprise the cylinder body main oil gallery, cylinder cap main oil gallery, described cylinder body main oil gallery connect the cylinder cap main oil gallery and to its fuel feeding, described cylinder cap main oil gallery connects intake cam shaft neck fuel feeding oil duct, VVT oil circuit inlet, exhaust cam shaft neck fuel feeding oil duct respectively.
Further, described intake cam shaft neck fuel feeding oil duct connects described exhaust hydraulic lash adjuster oil circuit and VVL system control oil channel inlet, described VVL system's control oil channel inlet connection air inlet hydraulic lash adjuster oil circuit or VVL system draining hole, the OCV Oil Control Valve OCV of VVL system controls the flow direction of VVL system control oil channel inlet.
Further, the OCV Oil Control Valve OCV of described VVL system controls the flow direction of VVL system control oil channel inlet and is specially:
Guarantee that air inlet hydraulic lash adjuster oil circuit reaches the required oil pressure of hydraulic lash adjuster proper functioning when VVL system draining, and do not reach the required oil pressure of VVL system switching;
Machine oil when the OCV of VVL system control VVL system control oil channel ingress flows into air inlet hydraulic lash adjuster oil circuit, high pressure oil in the air inlet hydraulic lash adjuster oil circuit orders about the COMM communication motion in two-stage hydraulic lash adjuster or the two-stage finger-type roller rocker arms, realizes the switching from low lift to high lift;
Machine oil when the OCV of VVL system control VVL system control oil channel ingress flows into VVL system draining hole, oil pressure in the air inlet hydraulic lash adjuster oil circuit only can be kept the hydraulic lash adjuster proper functioning, COMM communication in two-stage hydraulic lash adjuster or the two-stage finger-type roller rocker arms is got back to initial position, realizes the switching from high lift to low lift.
Further, also comprise phase discriminator oil inlet hole/spill port, phase discriminator spill port/oil inlet hole and VVT system draining hole, VVT oil circuit inlet is by described one-way valve junctor oil control valve OCV, described OCV Oil Control Valve OCV connects the loop that is made of phase discriminator oil inlet hole/spill port and phase discriminator spill port/oil inlet hole, machine oil drives phase discriminator work herein, and is connected to VVT system draining hole and oil sump.
Further, the cylinder cap main oil gallery is arranged in the air inlet side.
Compare the present invention with present prior art: oil enters the cylinder cap main oil gallery from the cylinder body main oil gallery, is diverted to VVT oil circuit, camshaft bearing journal lubricating oil path, hydraulic lash adjuster oil circuit and VVL control oil channel.The VVL control oil channel is integrated in the air inlet hydraulic lash adjuster to be had in the road, has simplified the oil channel structures of VVL system.Simultaneously, the cylinder body main oil gallery is arranged in the air inlet side, meets the big requirement of air inlet side oil consumption, has shortened the length of VVL system control oil channel, has improved the control rate and the precision of VVL system.The VVT oil circuit is arranged in the middle of the cylinder cap, and hydraulic tappet oil circuit and camshaft oil circuit are arranged in the cylinder cap both sides, has realized the shortest of VVT oil circuit and simplifies most.
Two one-way valves are installed on the oil circuit of cylinder cap, and the oil consumption of VVT when having reduced engine start, thereby the machine oil filling time when having reduced VVT work have improved the speed of response of VVT system.Make machine oil to arrive quickly in the hydraulic tappet simultaneously, reduced the startup noise of motor.
Description of drawings
Fig. 1 is an oil circuit schematic representation of the present invention;
Embodiment
Describe the present invention with reference to the accompanying drawings below, it is a kind of preferred embodiment in the numerous embodiments of the present invention.
As shown in Figure 1 and Figure 2, a kind of driving oil circuit that has the variable valve actuator for air of VVT and VVL technology simultaneously, machine oil flow to cylinder cap main oil gallery 2 places via cylinder body main oil gallery 1, flows into intake cam shaft neck fuel feeding oil duct 5, VVT oil circuit inlet 4, exhaust cam shaft neck fuel feeding oil duct 7 then respectively.The machine oil that intake cam shaft neck fuel feeding oil duct is 5 li further flows into exhaust hydraulic lash adjuster oil circuit 12 with VVL system control oil channel inlet 13.VVT oil circuit inlet 4 is arranged in the middle of the cylinder cap, and one-way valve 6 is installed in the VVT oil circuit, and its mounting point is between VVT oil circuit inlet 4 and the OCV11 of VVT system, and the quantity of one-way valve 6 is identical with phase discriminator quantity.
The enter the mouth machine oil at 13 places of described VVL system control oil channel, controlling it through the OCV14 of VVL system is to flow into air inlet hydraulic lash adjuster oil circuit 15 or flow into VVL system draining hole 16.The OCV14 of VVL system guarantees that air inlet hydraulic lash adjuster oil circuit 15 can reach the required oil pressure of hydraulic lash adjuster proper functioning when VVL system draining, can not reach the VVL system again and switch required oil pressure.When the OCV14 of VVL system control VVL system control oil channel enters the mouth the machine oil at 13 places when flowing into air inlet hydraulic lash adjuster oil circuit 15, high pressure oil in the air inlet hydraulic lash adjuster oil circuit 15 will order about the COMM communication motion in two-stage hydraulic lash adjuster or the two-stage finger-type roller rocker arms, thereby realize the switching from low lift to high lift; When the OCV14 of VVL system control VVL system control oil channel enters the mouth the machine oil at 13 places when flowing into VVL system draining hole 16, oil pressure in the air inlet hydraulic lash adjuster oil circuit 15 only can be kept the hydraulic lash adjuster proper functioning, COMM communication in two-stage hydraulic lash adjuster or the two-stage finger-type roller rocker arms will be got back to initial position, realize the switching from high lift to low lift.
Present embodiment does not relate to the inside concrete structure of two-stage hydraulic lash adjuster or two-stage finger-type roller rocker arms only at the control oil channel of VVL system, does not relate to the inner concrete structure of the OCV14 of VVL system yet.
The enter the mouth machine oil at 4 places of described VVT oil circuit, the annular that flows into the VVT OCV11 of system via one-way valve 6 is gone into oilhole, by the loop of being made up of oil inlet hole or spill port 8 and spill port or oil inlet hole 9, the work of driving phase discriminator, the final draining hole 10 that flows into is got back in the oil sump.
In sum, VVT oil circuit inlet 4 is arranged in the middle of the cylinder cap, intake cam shaft neck fuel feeding oil duct 5 and exhaust cam shaft neck fuel feeding oil duct 7 are arranged in the cylinder cap both sides, cylinder cap main oil gallery 1 is arranged in the air inlet side, air inlet hydraulic lash adjuster oil circuit 15 links to each other with intake cam shaft neck fuel feeding oil duct 5 with exhaust hydraulic lash adjuster oil circuit 12, it is more reasonable that such oil circuit is arranged, satisfied the demand of the lubricated and hydraulic lash adjuster work of each axle journal of camshaft with oil, integrated VVL system control oil channel in air inlet hydraulic lash adjuster oil circuit simultaneously, the control oil channel of VVL system does not need independent setting, be simplified, the VVL system responses is rapid, accurately.The VVT system oil-way has obtained maximum optimization, and the oil circuit break-in is minimum, and it is the shortest that machine oil enters the distance of phase discriminator.So just, accelerated the oil-filled speed of phase discriminator, phase discriminator inlet oil pressure has improved the speed of response and the working stability of phase discriminator with respect to the pressure drop minimum of main oil gallery oil pressure.Thereby, engine mildness, performance, oil consumption and discharging be easier to reach the theory target requirement.
Particularly when engine shutdown or idling, one-way valve 6 is closed, and makes that the machine oil in the later oil circuit of one-way valve 6 can be retained in the oil duct.Thereby shorten machine oil filling time and machine oil loading in one-way valve 6 rear oil ducts when descending task.Cooperate the VVT system oil-way after optimizing, shortened the response time of working first after VVT shutdown or the idling, the probability that the hydraulic tappet abnormal sound takes place when also having reduced engine start.
When present embodiment is applied to V-type motor, its to engine performance, oil consumption and discharging to improve effect more obvious.
As the preferred version of present embodiment, the oilhole that needs in the whole oil circuit to seal adopts steel ball sealing, is convenient to save cost, enhances productivity.Do not get rid of simultaneously and use plug or other structures to seal.
As the preferred version of present embodiment,, adopt seal ring to seal between OCV11 of VVT system and the timing front cover for the chaindriven motor of timing.
As the preferred version of present embodiment, described one-way valve 6 adopts pack into VVT oil circuit on the cylinder cap of interference to enter the mouth in 4 the oil duct.The interference assembly technology is simple, and efficiency of assembling is high and connect reliable.
Further, a kind of driving oil circuit that has the variable valve actuator for air of VVT and VVL technology simultaneously has cylinder body main oil gallery 1, cylinder cap main oil gallery 2, auxiliary hole oil circuit 3, VVT oil circuit inlet 4, intake cam shaft neck fuel feeding oil duct 5, machine oil is by one-way valve 6, exhaust cam shaft neck fuel feeding oil duct 7, phase discriminator oil inlet hole or spill port 8, phase discriminator spill port or oil inlet hole 9, VVT system draining hole 10, the OCV11 of VVT system, exhaust hydraulic lash adjuster oil circuit 12, VVL system control oil channel inlet (13), the OCV14 of VVL system, air inlet hydraulic lash adjuster oil circuit 15, VVL system draining hole 16.
Machine oil flow to cylinder cap main oil gallery 2 places via cylinder body main oil gallery 1, flows into intake cam shaft neck fuel feeding oil duct 5, VVT oil circuit inlet 4, exhaust cam shaft neck fuel feeding oil duct 7 then respectively.
The machine oil that intake cam shaft neck fuel feeding oil duct is 5 li further flows into exhaust hydraulic lash adjuster oil circuit 12 and VVL system control oil channel inlet 13.The enter the mouth machine oil at 13 places of VVL system control oil channel is controlled it through the OCV14 of VVL system and is flowed into air inlet hydraulic lash adjuster oil circuit 15 or VVL system draining hole 16.
The enter the mouth machine oil at 4 places of VVT oil circuit is gone into oilhole by the annular that one-way valve 6 enters the OCV11 of VVT system, by the loop of forming by phase discriminator oil inlet hole or spill port 8 and phase discriminator spill port or oil inlet hole 9, the work of driving phase discriminator finally flows into VVT system draining hole 10, gets back in the oil sump.
VVT oil circuit inlet 4 is arranged in the middle of the cylinder cap, and the OCV11 of VVT system is installed on the cylinder cap front-end face.
Intake cam shaft neck fuel feeding oil duct 5 is arranged in from cylinder body main oil gallery 1 more nearby.
One-way valve 6 is installed in the VVT oil circuit, and its mounting point is between VVT oil circuit inlet 4 and the OCV11 of VVT system.
Adopt the OCV14 of VVL system of end face oil-feed, control mode is switch control.
Adopt the OCV11 of VVT system of medial side face oil-feed, control mode is PID control.
For the chaindriven motor of timing, adopt seal ring to seal between OCV11 of VVT system and the timing front cover.
Exhaust cam shaft neck fuel feeding oil duct 7 is arranged in from cylinder body main oil gallery 1 at a distance.
Inlet and outlet VVT oil circuit all is equipped with one-way valve 6 respectively, and its number is identical with phase discriminator quantity.
One-way valve 6 adopts the interference mount with VVT oil circuit inlet 4.
Auxiliary hole oil circuit 3 adopts plug or steel ball to seal.
Machine oil flow to cylinder cap main oil gallery place via the cylinder body main oil gallery, flows into intake cam shaft neck fuel feeding oil duct, VVT oil circuit inlet, exhaust cam shaft neck fuel feeding oil duct then respectively.Machine oil in the intake cam shaft neck fuel feeding oil duct further flows into exhaust hydraulic lash adjuster oil circuit with VVL system control oil channel inlet.VVT oil circuit inlet is arranged in the middle of the cylinder cap, in the VVT oil circuit one-way valve is installed, and its mounting point is between VVT oil circuit inlet and the OCV of VVT system, and the quantity of one-way valve is identical with phase discriminator quantity.The machine oil of VVL system control oil channel ingress, controlling it through the OCV of VVL system is to flow into air inlet hydraulic lash adjuster oil circuit or flow into VVL system draining hole.The OCV of VVL system guarantees that air inlet hydraulic lash adjuster oil circuit can reach the required oil pressure of hydraulic lash adjuster proper functioning when VVL system draining, can not reach the VVL system again and switch required oil pressure.When the machine oil of the OCV of VVL system control VVL system control oil channel ingress flows into air inlet hydraulic lash adjuster oil circuit, high pressure oil in the air inlet hydraulic lash adjuster oil circuit will order about the COMM communication motion in two-stage hydraulic lash adjuster or the two-stage finger-type roller rocker arms, thereby realize the switching from low lift to high lift; When the machine oil of the OCV of VVL system control VVL system control oil channel ingress flows into VVL system draining hole, oil pressure in the air inlet hydraulic lash adjuster oil circuit only can be kept the hydraulic lash adjuster proper functioning, COMM communication in two-stage hydraulic lash adjuster or the two-stage finger-type roller rocker arms will be got back to initial position, realize the switching from high lift to low lift.The machine oil of VVT oil circuit ingress, the annular that flows into the VVT OCV of system via one-way valve is gone into oilhole, and by the loop of being made up of oil inlet hole or spill port and spill port or oil inlet hole, the work of driving phase discriminator finally flows into the draining hole, gets back in the oil sump.
Present embodiment is applied in the distribution device of TYPE2 form, realize the continuous variable of valve timing by the hydraulic driving phase discriminator, realize the two-stage variable of valve lift by hydraulic driving two-stage hydraulic lash adjuster or two-stage finger-type roller rocker arms, thereby further improve performance, the reduction oil consumption of motor, improve toxic emission.
Two one-way valves are installed on the oil circuit of cylinder cap, and the mounting point is between VVT oil circuit inlet and the OCV of VVT system, and is and nearer apart from the OCV of VVT system.This one-way valve is opened when the VVT proper functioning, but closes when engine shutdown or idling.In the time of can making engine shutdown or idling like this, the machine oil that is arranged in the oil circuit after the one-way valve in the VVT oil circuit still is retained in oil circuit and oil pocket, thereby the machine oil filling time when having reduced task under the VVT has been improved the speed of response of VVT system.The oil consumption of VVT when having reduced engine start simultaneously makes machine oil to arrive quickly in the hydraulic tappet, has reduced the startup noise of motor.
In conjunction with the accompanying drawings the present invention has been carried out exemplary description above; obviously specific implementation of the present invention is not subjected to the restriction of aforesaid way; as long as the various improvement of having adopted method design of the present invention and technological scheme to carry out; or directly apply to other occasion without improvement, all within protection scope of the present invention.
Claims (10)
1. driving oil circuit with variable valve actuator for air of VVT and VVL system; it is characterized in that; comprise the VVT oil circuit; the camshaft bearing journal lubricating oil path; the hydraulic lash adjuster oil circuit; VVL system control oil channel and one-way valve (6); described VVT oil circuit is arranged in the middle of the cylinder cap; described camshaft bearing journal lubricating oil path is arranged in the cylinder cap both sides; described VVL system control oil channel is integrated in the hydraulic lash adjuster oil circuit, and described one-way valve (6) is a plurality of, is installed between the OCV Oil Control Valve OCV (11) of VVT oil circuit inlet (4) and VVT system on the oil circuit of cylinder cap; it is opened when VVT system proper functioning, closes when engine shutdown or idling.
2. the driving oil circuit with variable valve actuator for air of VVT and VVL system as claimed in claim 1, it is characterized in that, described camshaft bearing journal lubricating oil path comprises camshaft bearing journal fuel feeding oil duct (5) and exhaust cam shaft neck fuel feeding oil duct (7), and camshaft bearing journal fuel feeding oil duct (5) and exhaust cam shaft neck fuel feeding oil duct (7) are arranged in the cylinder cap both sides.
3. the driving oil circuit with variable valve actuator for air of VVT and VVL system as claimed in claim 1 or 2, it is characterized in that, described hydraulic lash adjuster oil circuit comprises exhaust hydraulic lash adjuster oil circuit (12) and air inlet hydraulic lash adjuster oil circuit (15), and described VVL system control oil channel is integrated in the air inlet hydraulic lash adjuster oil circuit (15).
4. as each described driving oil circuit among the claim 1-3 with variable valve actuator for air of VVT and VVL system, it is characterized in that, described camshaft bearing journal lubricating oil path connects described hydraulic lash adjuster oil circuit, and to its fuel feeding, described hydraulic lash adjuster oil circuit connects described VVL system control oil channel, and to its fuel feeding.
5. as each described driving oil circuit among the claim 1-4 with variable valve actuator for air of VVT and VVL system, it is characterized in that, described VVL system control oil channel comprises the OCV Oil Control Valve OCV (14) of VVL system control oil channel inlet (13) and VVL system, and the OCV Oil Control Valve OCV (14) of this VVL system controls the machine oil inflow air inlet hydraulic lash adjuster oil circuit or the VVL system draining hole of this oil circuit inlet.
6. as each described driving oil circuit among the claim 1-5 with variable valve actuator for air of VVT and VVL system, it is characterized in that, also comprise cylinder body main oil gallery (1), cylinder cap main oil gallery (2), described cylinder body main oil gallery (1) connects cylinder cap main oil gallery (2) and to its fuel feeding, described cylinder cap main oil gallery (2) connects intake cam shaft neck fuel feeding oil duct (5), VVT oil circuit inlet (4), exhaust cam shaft neck fuel feeding oil duct (7) respectively.
7. as each described driving oil circuit among the claim 1-6 with variable valve actuator for air of VVT and VVL system, it is characterized in that, described intake cam shaft neck fuel feeding oil duct (5) connects described exhaust hydraulic lash adjuster oil circuit (12) and VVL system control oil channel inlet (13), described VVL system's control oil channel inlet (13) connects air inlet hydraulic lash adjuster oil circuit (15) or VVL system draining hole (16), and the OCV Oil Control Valve OCV (14) of VVL system controls the flow direction of VVL system control oil channel inlet (13).
8. the driving oil circuit with variable valve actuator for air of VVT and VVL system as claimed in claim 7 is characterized in that, the OCV Oil Control Valve OCV (14) of described VVL system controls the flow direction of VVL system control oil channel inlet (13) and is specially:
Guarantee that air inlet hydraulic lash adjuster oil circuit (15) reaches the required oil pressure of hydraulic lash adjuster proper functioning when VVL system draining, and do not reach the required oil pressure of VVL system switching;
The machine oil of locating when the OCV of VVL system (14) control VVL system's control oil channel inlet (13) flows into air inlet hydraulic lash adjuster oil circuit (15), high pressure oil in the air inlet hydraulic lash adjuster oil circuit (15) orders about the COMM communication motion in two-stage hydraulic lash adjuster or the two-stage finger-type roller rocker arms, realizes the switching from low lift to high lift;
The machine oil of locating when the OCV of VVL system (14) control VVL system's control oil channel inlet (13) flows into VVL system draining hole (16), oil pressure in the air inlet hydraulic lash adjuster oil circuit (15) only can be kept the hydraulic lash adjuster proper functioning, COMM communication in two-stage hydraulic lash adjuster or the two-stage finger-type roller rocker arms is got back to initial position, realizes the switching from high lift to low lift.
9. as each described driving oil circuit among the claim 1-8 with variable valve actuator for air of VVT and VVL system, it is characterized in that, also comprise phase discriminator oil inlet hole/spill port (8), phase discriminator spill port/oil inlet hole (9) and VVT system draining hole (10), VVT oil circuit inlet (4) is by described one-way valve (6) junctor oil control valve OCV (11), described OCV Oil Control Valve OCV (11) connects the loop that is made of phase discriminator oil inlet hole/spill port (8) and phase discriminator spill port/oil inlet hole (9), machine oil drives phase discriminator work herein, and is connected to VVT system draining hole (10) and oil sump.
10. as each described driving oil circuit among the claim 1-9, it is characterized in that cylinder cap main oil gallery (1) is arranged in the air inlet side with variable valve actuator for air of VVT and VVL system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010510490.1A CN101956584B (en) | 2010-10-15 | 2010-10-15 | Driving oil way of variable valve mechanism with VVT and VVL system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010510490.1A CN101956584B (en) | 2010-10-15 | 2010-10-15 | Driving oil way of variable valve mechanism with VVT and VVL system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101956584A true CN101956584A (en) | 2011-01-26 |
| CN101956584B CN101956584B (en) | 2013-06-12 |
Family
ID=43484145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010510490.1A Active CN101956584B (en) | 2010-10-15 | 2010-10-15 | Driving oil way of variable valve mechanism with VVT and VVL system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101956584B (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102269028A (en) * | 2011-06-30 | 2011-12-07 | 奇瑞汽车股份有限公司 | Lubrication oil way of engine |
| 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 |
| CN103925100A (en) * | 2013-01-15 | 2014-07-16 | 长城汽车股份有限公司 | Engine cylinder head assembly |
| CN104421007A (en) * | 2013-09-10 | 2015-03-18 | 谢庆生 | Adjustment method and device for independently and continuously adjusting gas distribution phase and gas valve lift |
| CN106285828A (en) * | 2016-08-30 | 2017-01-04 | 重庆长安汽车股份有限公司 | A kind of automobile engine variable valve lift system 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 |
| CN106762007A (en) * | 2015-11-20 | 2017-05-31 | 上海汽车集团股份有限公司 | Vehicle and its engine |
| CN106837588A (en) * | 2017-04-20 | 2017-06-13 | 重庆长安汽车股份有限公司 | A kind of oil channel structures of cylinder head assembly |
| CN111271148A (en) * | 2020-01-19 | 2020-06-12 | 东风汽车集团有限公司 | Oil passage structure of continuously variable valve drive mechanism and engine cylinder head assembly |
| CN112065527A (en) * | 2020-09-11 | 2020-12-11 | 潍柴动力股份有限公司 | Control oil way structure, rocker shaft assembly and engine assembly |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04301112A (en) * | 1991-03-28 | 1992-10-23 | Mazda Motor Corp | Lubricating device of engine |
| CN101078375A (en) * | 2007-07-27 | 2007-11-28 | 奇瑞汽车有限公司 | Gasoline engine valve lift and phase variable system |
| CN201221389Y (en) * | 2008-06-13 | 2009-04-15 | 奇瑞汽车股份有限公司 | Engine cylinder cap lubricating oil way |
| CN101457663A (en) * | 2007-12-14 | 2009-06-17 | 现代自动车株式会社 | Oil supply structure for continuous variable valve timing apparatus and cylinder head employing the same |
| US20090151680A1 (en) * | 2007-12-14 | 2009-06-18 | Bong Sang Lee | Oil gallery for variable valve timing apparatus of a cylinder head |
| CN101639002A (en) * | 2008-07-30 | 2010-02-03 | 现代自动车株式会社 | Oil circuit for continuous variable valve timing device |
-
2010
- 2010-10-15 CN CN201010510490.1A patent/CN101956584B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04301112A (en) * | 1991-03-28 | 1992-10-23 | Mazda Motor Corp | Lubricating device of engine |
| CN101078375A (en) * | 2007-07-27 | 2007-11-28 | 奇瑞汽车有限公司 | Gasoline engine valve lift and phase variable system |
| CN101457663A (en) * | 2007-12-14 | 2009-06-17 | 现代自动车株式会社 | Oil supply structure for continuous variable valve timing apparatus and cylinder head employing the same |
| US20090151680A1 (en) * | 2007-12-14 | 2009-06-18 | Bong Sang Lee | Oil gallery for variable valve timing apparatus of a cylinder head |
| CN201221389Y (en) * | 2008-06-13 | 2009-04-15 | 奇瑞汽车股份有限公司 | Engine cylinder cap lubricating oil way |
| CN101639002A (en) * | 2008-07-30 | 2010-02-03 | 现代自动车株式会社 | Oil circuit for continuous variable valve timing device |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102269028A (en) * | 2011-06-30 | 2011-12-07 | 奇瑞汽车股份有限公司 | Lubrication oil way of engine |
| 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 |
| CN103925100A (en) * | 2013-01-15 | 2014-07-16 | 长城汽车股份有限公司 | Engine cylinder head assembly |
| CN103925100B (en) * | 2013-01-15 | 2016-12-28 | 长城汽车股份有限公司 | Engine cylinder cap assembly |
| CN104421007A (en) * | 2013-09-10 | 2015-03-18 | 谢庆生 | Adjustment method and device for independently and continuously adjusting gas distribution phase and gas valve lift |
| CN106762007A (en) * | 2015-11-20 | 2017-05-31 | 上海汽车集团股份有限公司 | Vehicle and its engine |
| CN106762007B (en) * | 2015-11-20 | 2019-02-15 | 上海汽车集团股份有限公司 | Vehicle and its 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 |
| CN106285828B (en) * | 2016-08-30 | 2019-01-22 | 重庆长安汽车股份有限公司 | A kind of automobile engine variable valve lift system oil channel structures |
| CN106285828A (en) * | 2016-08-30 | 2017-01-04 | 重庆长安汽车股份有限公司 | A kind of automobile engine variable valve lift system oil channel structures |
| 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 |
| CN106837588A (en) * | 2017-04-20 | 2017-06-13 | 重庆长安汽车股份有限公司 | A kind of oil channel structures of cylinder head assembly |
| CN111271148A (en) * | 2020-01-19 | 2020-06-12 | 东风汽车集团有限公司 | Oil passage structure of continuously variable valve drive mechanism and engine cylinder head assembly |
| CN112065527A (en) * | 2020-09-11 | 2020-12-11 | 潍柴动力股份有限公司 | Control oil way structure, rocker shaft assembly and engine assembly |
| CN112065527B (en) * | 2020-09-11 | 2021-11-19 | 潍柴动力股份有限公司 | Control oil way structure, rocker shaft assembly and engine assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101956584B (en) | 2013-06-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101956584B (en) | Driving oil way of variable valve mechanism with VVT and VVL system | |
| CN104500164B (en) | Integrated engine brake rocker arm structure | |
| CN103069115B (en) | There is the phase discriminator of the cam torque actuation of mid position lock | |
| CN103758606B (en) | The integrated form rocker arm brake apparatus of motor | |
| CN102787877B (en) | There is the explosive motor of oil circuit and for the method running this explosive motor | |
| CN101377138B (en) | Spool type two-mode engine intake valve delay closing system | |
| CN204386689U (en) | A kind of integrated engine brake rocker arm structure | |
| CN104481628A (en) | Mechanical connection type engine integration rocker arm brake device with valve lift reset function | |
| CN103775155A (en) | Control oil line of variable valve timing system | |
| CN103628943B (en) | An Intensive Multifunctional Continuously Variable Valve Drive System for 4-Cylinder Internal Combustion Engine | |
| US10598057B2 (en) | Oil supply circuit of an engine | |
| CN112253280B (en) | Multifunctional engine hydraulic drive control device | |
| CN103237989A (en) | Oil supply device | |
| CN103016189B (en) | With oil circuit by the cylinder head assemblies filled in | |
| CN201546777U (en) | Novel engine VVT oil path structure | |
| CN201314249Y (en) | Two-stage engine intake valve delay closing system controlled by slide valve | |
| CN205135819U (en) | Variable displacement engine and camshaft holder | |
| CN101368519B (en) | Engine variable valve lift mechanism capable of implementing vat destruction function and its control method | |
| CN104675469A (en) | Engine valve mechanism | |
| US9200547B2 (en) | Efficient phaser actuation supply system | |
| CN202402153U (en) | Combined cylinder head and distribution mechanism of internal-combustion engine | |
| US8667940B2 (en) | Engine assembly including valvetrain lubrication system | |
| CN106285828B (en) | A kind of automobile engine variable valve lift system oil channel structures | |
| JP2016166570A (en) | Variable valve timing device of engine | |
| CN203335166U (en) | Variable valve lift mechanism of automobile engine air distribution system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |