CN105090571B - A kind of camshaft timing angle regulator electromagnetic valve structure - Google Patents
A kind of camshaft timing angle regulator electromagnetic valve structure Download PDFInfo
- Publication number
- CN105090571B CN105090571B CN201510501868.4A CN201510501868A CN105090571B CN 105090571 B CN105090571 B CN 105090571B CN 201510501868 A CN201510501868 A CN 201510501868A CN 105090571 B CN105090571 B CN 105090571B
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- valve
- phaser
- oil
- valve body
- chambers
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/18—Check valves with actuating mechanism; Combined check valves and actuated valves
- F16K15/182—Check valves with actuating mechanism; Combined check valves and actuated valves with actuating mechanism
- F16K15/1823—Check valves with actuating mechanism; Combined check valves and actuated valves with actuating mechanism for ball check valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/34—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
- F01L1/344—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
- F01L1/3442—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear using hydraulic chambers with variable volume to transmit the rotating force
Abstract
The present invention provides a kind of camshaft timing angle regulator electromagnetic valve structure applied to valve timing field of components,Magnetic core axle (4) one end in the valve pocket (3) of the electromagnetic valve body (1) of electromagnetic valve structure is connected with control unit (5),Electromagnetic valve body (1) is connected with check valve valve body (2),Magnetic core axle (4) other end is connected with valve element (6),Valve element (6) is connected with compression spring (7),Compression spring (7) is compressed with valve pocket (3) inwall and connected,Installation compression spring (17) and spheroid (8) in check valve valve body (2),Compression spring (17) one end is connected with plastic skeleton (16),Compression spring (17) other end is connected with spheroid (8),Check valve valve body (2) one end is connected with electromagnetic valve body (1),Check valve valve body (2) other end connects with oil feed line (9),The structure of the present invention eliminates the abrasion of electromagnetic valve structure internal abnormality and cold start-up abnormal sound problem,Improve phaser response speed.
Description
Technical field
The invention belongs to engine valve timing component technology field, is to be related to a kind of camshaft timing more specifically
Angle regulator electromagnetic valve structure.
Background technology
Electromagnetic proportional valve of the prior art, for controlling the regulation dress of the I. C. engine crankshaft adjustment camshaft anglec of rotation
Put, mainly by the hollow cylinder electromagnet with the inside axial direction mobile armature and the cylinder valve body with axial hole and set
Put the piston valve composition in hole.The piston valve and the armature of electromagnet formed as hollow piston is so effectively connected by push rod
Connect, when streaming electromagnet, the magnetic force for moving axially armature is delivered on piston valve, and by the piston valve valve body insertion axle
Into hole, the power of inverse compression spring moves axially.The shortcomings that electromagnetic proportional valve of the prior art, is started when engine is shut down
Hydraulic oil in machine camshaft timing angle regulator phaser and electromagnetic hydraulic valve will newly be laid down by the way that entrance P is salty,
Cause the internal oil pressure for needing the time to establish correlated parts during cold start-up again, because camshaft timing angle is adjusted during this
Regulating device phaser and electromagnetic hydraulic valve internal oil pressure deficiency, can cause part dry friction to make part inordinate wear and cold start-up different
The problem of sound.
The content of the invention
The technical problems to be solved by the invention are：In view of the shortcomings of the prior art, there is provided a kind of simple in construction, engine
Hydraulic oil is filled with phaser and electromagnetic valve body when starting every time, so as to eliminate phaser and electricity in engine cold-start
The inordinate wear of magnet valve valve inner and cold start-up abnormal sound problem, effectively improve the sound of camshaft timing angle regulator phaser
Answer the camshaft timing angle regulator electromagnetic valve structure of speed.
Solves the problems, such as techniques discussed above, the technical scheme that the present invention takes is：
The present invention is a kind of camshaft timing angle regulator electromagnetic valve structure, including electromagnetic valve body, described electricity
Magnet valve valve body includes hollow valve pocket, and magnetic core axle, magnetic core axle one end and the control of control magnetic core axle expanding-contracting action are installed in valve pocket
Part is connected, and described electromagnetic valve body is connected with check valve valve body, and the magnetic core axle other end is connected with valve element, valve element and compression bullet
Spring is connected, and compression spring is compressed with valve sleeving inner wall and connected, installation compression spring and spheroid, compression spring one end in one-way valve body
It is connected with plastic skeleton, the compression spring other end is connected with spheroid, and check valve valve body one end is connected with electromagnetic valve body, check valve
The valve body other end connects with oil feed line.
Described valve element includes the valve core channel of hollow structure, and described valve core channel connects with check valve valve body, valve element
Outer surface set three along the arrangement of valve element one week annular groove, twice annular groove connects with valve core channel, another road annular groove and
Oil return opening connects, and described hollow valve pocket outer surface sets three along one week oil groove arranged of valve pocket, three oil grooves respectively with
Phaser A chambers, oil return opening connect with phaser B chambers.
Plastic skeleton is set in described one-way valve body, and plastic skeleton is head loop configuration, and spheroid one end passes through pressure
Power spring is connected with plastic skeleton end face, and the spheroid other end and plastic skeleton circular head palette, plastic skeleton are another
End face is connected with compression spring, and oil inlet position is provided for the end filter screen of filtering.
Three described annular grooves are annular groove A, annular groove B and annular groove C, and three oil grooves are phaser A chambers oil grooves, returned
Hydraulic fluid port oil groove and phaser B chamber oil grooves, described phaser A chambers oil groove connect with phaser A chambers, oil return opening oil groove and oil return opening
Connection, phaser B chambers oil groove connect with phaser B chambers.
Described control unit is configured to the structure moved forward and backward by magnetic core axle with movable valve plug along valve pocket, described
When the movable drive annular groove A of valve element connects with phaser A chamber oil grooves, phaser B chamber oil grooves are arranged to and oil return opening oil groove
The structure of connection, when the movable drive annular groove C of described valve element connects with phaser B chamber oil grooves, phaser A chamber oil grooves are set
It is set to the structure connected with oil return opening oil groove.
When electromagnetic valve structure does not work, spheroid is disposed against the structure on plastic skeleton.
Described electromagnetic valve body links together with check valve valve body suit.
Using technical scheme, following beneficial effect can be obtained：
Camshaft timing angle regulator electromagnetic valve structure of the present invention, when electromagnetic valve structure works, fuel feed pump
Hydraulic oil of the supply with oil pressure in road direction one-way valve body, under hydraulic fluid pressure effect, hydraulic oil exerts a force on spheroid, ball
Body is shunk back backward, and hydraulic oil enters check valve valve body, flows into electromagnetic valve body, then respectively enters phase from electromagnetic valve body
Position device A chambers or phaser B chambers, realize that hydraulic oil supplies, after electromagnetic valve structure is stopped, oil feed line stops to one-way valve
Hydraulic oil of the supply with oil pressure in vivo, at this moment in the presence of compression spring, spheroid moves to oil feed line one end, and closing supplies
Oil pipe line, the hydraulic oil come into electromagnetic valve body and one-way valve body will rest on electromagnetic valve body and one-way valve
In vivo, it will not be back in oil feed line, so, when engine starts every time, liquid is filled with phaser and electromagnetic valve body
Force feed, can establish oil pressure quickly, so as to effectively improve the response speed of camshaft timing angle regulator phaser.This hair
Bright described electromagnetic valve structure, when starting every time due to engine, is filled with hydraulic oil, therefore in phaser and electromagnetic valve body
In engine cold-start, lubrication work can be played due to being deposited in the hydraulic oil in electromagnetic valve body and in one-way valve body
With so as to effectively eliminate phaser and the abrasion of electromagnetic valve body internal abnormality and cold start-up abnormal sound problem, reduction phaser
Noise during work, improve the service life of each part of phaser.
Brief description of the drawings
Brief description is made to the content expressed by each accompanying drawing of this specification and the mark in figure below：
Fig. 1 is the internal structure schematic diagram of camshaft timing angle regulator electromagnetic valve structure of the present invention；
Fig. 2 is that the structure of the electromagnetic valve body of camshaft timing angle regulator electromagnetic valve structure of the present invention is shown
It is intended to；
Fig. 3 is that the structure of the check valve valve body of camshaft timing angle regulator electromagnetic valve structure of the present invention is shown
It is intended to；
Fig. 4 is that the phaser B chambers of camshaft timing angle regulator electromagnetic valve structure of the present invention establish oil pressure
When structural representation；
Fig. 5 is that the phaser A chambers of camshaft timing angle regulator electromagnetic valve structure of the present invention establish oil pressure
When structural representation；
Fig. 6 is the phaser A chambers and phaser B of camshaft timing angle regulator electromagnetic valve structure of the present invention
Chamber connects, structural representation when oil return opening is closed；
Reference is respectively：1st, electromagnetic valve body；2nd, check valve valve body；3rd, valve pocket；4th, magnetic core axle；5th, control unit；
6th, valve element；7th, compression spring；8th, spheroid；9th, oil feed line；10th, valve core channel；11st, annular groove；12nd, oil groove；13rd, phaser A
Chamber；14th, oil return opening；15th, phaser B chambers；16th, plastic skeleton；17th, compression spring；18th, oil inlet；19th, end filter screen；20th, ring
Shape groove A；21st, annular groove B；22nd, annular groove C；23rd, phaser A chambers oil groove；24th, oil return opening oil groove；25th, phaser B chambers oil groove.
Embodiment
Below against accompanying drawing, by the description to embodiment, each structure for example involved to the embodiment of the present invention
The works such as mutual alignment and annexation, the effect of each several part and operation principle between the shape of part, construction, each several part are further
Detailed description：
As shown in 1-accompanying drawing of accompanying drawing 3, the present invention is a kind of camshaft timing angle regulator electromagnetic valve structure, including
Electromagnetic valve body 1, described electromagnetic valve body 1 include hollow valve pocket 3, installation magnetic core axle 4 in valve pocket 3, the one end of magnetic core axle 4 with
The control unit 5 of the expanding-contracting action of control magnetic core axle 4 is connected, and described electromagnetic valve body 1 is connected with check valve valve body 2, magnetic core axle 4
The other end is connected with valve element 6, and valve element 6 is connected with compression spring 7, and compression spring 7 is compressed with the inwall of valve pocket 3 and connected, one-way valve
Installation compression spring 17 and spheroid 8, the one end of compression spring 17 are connected with plastic skeleton 16 in body 2, the other end of compression spring 17 and
Spheroid 8 is connected, and the one end of check valve valve body 2 is connected with electromagnetic valve body 1, and the other end of check valve valve body 2 connects with oil feed line 9.
Said structure is set, and when electromagnetic valve structure works, oil feed line 9 supplies the hydraulic oil with oil pressure into check valve valve body 2,
Under the pressure effect of hydraulic oil, hydraulic oil is exerted a force on spheroid 8, and spheroid 8 is shunk back backward, and hydraulic oil enters in one-way valve body
2, and electromagnetic valve body 1 is flowed into, phaser A chambers or phaser B chambers then are respectively enterd from electromagnetic valve body 1, realizes liquid
The supply of force feed, after electromagnetic valve structure is stopped, oil feed line 9 stops the supply into check valve valve body 2 and carries oil pressure
Hydraulic oil, at this moment, in the presence of compression spring 17, spheroid 8 moves to the one end of oil feed line 9, so as to close oil feed line 9,
At this moment, the hydraulic oil come into electromagnetic valve body 1 and check valve valve body 2 will rest on electromagnetic valve body 1 and check valve
It in valve body 2, will not be back in oil feed line 9, so, when engine starts every time, all be filled in phaser and electromagnetic valve body 1
Full hydraulic oil, can establish oil pressure quickly, so as to effectively improve the response speed of camshaft timing angle regulator phaser.
Camshaft timing angle regulator electromagnetic valve structure of the present invention, when starting every time due to engine, phaser and electricity
Hydraulic oil is filled with magnet valve valve body 1, therefore in engine cold-start, due to being deposited in electromagnetic valve body 1 and check valve
Hydraulic oil in valve body 2 can play lubrication, so as to effectively eliminate phaser and the internal abnormality of electromagnetic valve body 1 mill
Damage and cold start-up abnormal sound problem, noise during phaser work is reduced, improve the service life of each part of phaser.
Described valve element 6 includes the valve core channel 10 of hollow structure, and described valve core channel 10 connects with check valve valve body 2
Logical, the outer surface of valve element 6 sets three to be connected along 6 one weeks annular grooves 11 arranged of valve element, twice annular groove 11 with valve core channel 10,
Another road annular groove 11 connects with oil return opening 14, what the described hollow outer surface of valve pocket 3 setting three was arranged for 3 one weeks along valve pocket
Oil groove 12, three oil grooves 12 connect with phaser A chambers 13, oil return opening 14 and phaser B chambers 15 respectively.Three annular grooves are right respectively
Three oil grooves are answered, so, when valve element moves in valve pocket, three annular grooves realize break-make, realization pair with three oil grooves respectively
Phaser A chambers 13 or the fuel feeding of phaser B chambers 15, oil return opening are used for phaser A chambers 13 or the draining of phaser B chambers 15.
Plastic skeleton 16 is set in described check valve valve body 2, and plastic skeleton 16 is head loop configuration, the one end of spheroid 8
It is connected by compression spring 17 with the end face of plastic skeleton 16, the other end of spheroid 8 and the circular head palette of plastic skeleton 16,
The other end of plastic skeleton 16 is connected with compression spring 17, and the described position of oil inlet 18 is provided for the end filter screen of filtering
19.Described end filter screen 19 is used to filter the hydraulic oil entered in check valve valve body 2 from oil feed line 9, and spheroid
8th, the setting of plastic skeleton 16 and compression spring 17, when electromagnetic valve structure is stopped, oil feed line 9 stops to one-way valve
Hydraulic oil of the supply with oil pressure in body 2, at this moment, in the presence of compression spring 17, spheroid 8 moves to the one end of oil feed line 9,
So as to close oil feed line 9, at this moment, the hydraulic oil come into electromagnetic valve body 1 and check valve valve body 2 will rest on electricity
In magnet valve valve body 1 and check valve valve body 2, will not be back in oil feed line 9, so, when engine starts every time, phaser and
1 is filled with hydraulic oil in electromagnetic valve body, can establish oil pressure quickly, so as to effectively improve camshaft timing angle regulator
The response speed of phaser.The structure of the present invention, when starting every time due to engine in phaser and electromagnetic valve body all
Full of hydraulic oil, effectively lubricating is realized to each part, this makes it possible to abnormal caused by the dry friction for thoroughly avoiding correlated parts
Abrasion and abnormal sound problem.
Three described annular grooves 11 are annular groove A20, annular groove B21 and annular groove C22, and three oil grooves 12 are phasers
A chambers oil groove 23, oil return opening oil groove 24 and phaser B chambers oil groove 25, described phaser A chambers oil groove 23 connect with phaser A chambers 13
Logical, oil return opening oil groove 24 connects with oil return opening 14, and phaser B chambers oil groove 25 connects with phaser B chambers 15.
As shown in 4-accompanying drawing of accompanying drawing 6, control unit 5 is configured to by magnetic core axle 4 with movable valve plug 6 along before and after valve pocket 3
Mobile structure, valve element 6 is movable to drive annular groove A20 to connect with phaser A chambers oil groove 23 (the A mouths on 4-accompanying drawing of accompanying drawing 6)
When logical, phaser B chambers oil groove 25 (the B mouths on 4-accompanying drawing of accompanying drawing 6) is arranged to the structure connected with oil return opening oil groove 24, described
Valve element 6 it is movable when driving the annular groove C22 connect with phaser B chambers oil groove 25, phaser A chambers oil groove 23 be arranged to and time
The structure that hydraulic fluid port oil groove 24 connects.Such structure setting, when electromagnetic valve structure works, electromagnetic valve structure is as desired by control
Part processed drives the action of magnetic core axle, the purpose to phaser A chambers or phaser B chamber fuel feeding is realized, when hydraulic oil enters from oil inlet P
After entering check valve valve body 2, valve element 6 is then flowed into, enters phaser A chambers oil groove 23 from annular groove A20, enters back into phaser A chambers,
At this moment, the hydraulic oil of phaser B intracavitary flows into phaser B chambers oil groove 25 from phaser B chambers, enters back into annular groove B21, then from returning
Hydraulic fluid port T flows back to oil feed line, at this moment, oil pressure is established in phaser A intracavitary, and when hydraulic oil enters one-way valve from oil inlet P
After body, valve element is then flowed into, enters phaser B chambers oil groove 25 from annular groove C22, enters back into phaser B chambers, at this moment, phaser A
The hydraulic oil of intracavitary flows into phaser A chambers oil groove 23 from phaser A chambers, enters back into annular groove B21, then flow back to fuel feeding from oil return opening
Pipeline, at this moment establish oil pressure in phaser B intracavitary.When phaser A chambers are connected with phaser B chambers, and oil return opening is closed, camshaft
The confession of Signal Regulation phaser A chambers and phaser B chambers that timing angle adjusting means electromagnetic valve structure is sent according to control unit
Flowed to pressure oil A to B or B to A, so as to control camshaft timing angle to be adjusted according to engine speed and moment of torsion difference
To optimal angle.Back and forth establish oil pressure in phaser A chambers and phaser B intracavitary, just can by phaser to engine valve just
When be adjusted.
When described electromagnetic valve structure does not work, spheroid is disposed against the structure on plastic skeleton 16, at this moment spheroid
Oil inlet will not be blocked, the normal fuel feeding into electromagnetic valve structure of oil inlet.
Described electromagnetic valve body 1 links together with the suit of check valve valve body 2.
Camshaft timing angle regulator electromagnetic valve structure of the present invention, when electromagnetic valve structure works, fuel feed pump
Hydraulic oil of the supply with oil pressure in road direction one-way valve body, under hydraulic fluid pressure effect, hydraulic oil exerts a force on spheroid, ball
Body is shunk back backward, and hydraulic oil enters check valve valve body, flows into electromagnetic valve body, then respectively enters phase from electromagnetic valve body
Position device A chambers or phaser B chambers, realize that hydraulic oil supplies, after electromagnetic valve structure is stopped, oil feed line stops to one-way valve
Hydraulic oil of the supply with oil pressure in vivo, at this moment in the presence of compression spring, spheroid moves to oil feed line one end, and closing supplies
Oil pipe line, the hydraulic oil come into electromagnetic valve body and one-way valve body will rest on electromagnetic valve body and one-way valve
In vivo, it will not be back in oil feed line, so, when engine starts every time, liquid is filled with phaser and electromagnetic valve body
Force feed, can establish oil pressure quickly, so as to effectively improve the response speed of camshaft timing angle regulator phaser.This hair
Bright described electromagnetic valve structure, when starting every time due to engine, hydraulic oil is filled with phaser and electromagnetic valve body, because
This can play lubrication work in engine cold-start, due to being deposited in the hydraulic oil in electromagnetic valve body and in one-way valve body
With so as to effectively eliminate phaser and the abrasion of electromagnetic valve body internal abnormality and cold start-up abnormal sound problem, reduction phaser
Noise during work, improve the service life of each part of phaser.
Exemplary description is carried out to the present invention above in conjunction with accompanying drawing, it is clear that concrete implementation of the present invention is not by above-mentioned
The limitation of mode, if the various improvement of inventive concept and technical scheme of the present invention progress are employed, or it is not improved by this
The design of invention and technical scheme directly apply to other occasions, within the scope of the present invention.
Claims (5)
1. a kind of camshaft timing angle regulator electromagnetic valve structure, including electromagnetic valve body (1), electromagnetic valve body (1) bag
Hollow valve pocket (3) is included, magnetic core axle (4), magnetic core axle (4) one end and control magnetic core axle (4) expanding-contracting action are installed in valve pocket (3)
Control unit (5) connects, it is characterised in that：Described electromagnetic valve body (1) is connected with check valve valve body (2), and magnetic core axle (4) is another
One end is connected with valve element (6), and valve element (6) is connected with compression spring (7), and compression spring (7) is compressed with valve pocket (3) inwall and connected,
Installation compression spring (17) and spheroid (8), compression spring (17) one end are connected with plastic skeleton (16) in check valve valve body (2),
Compression spring (17) other end is connected with spheroid (8), and check valve valve body (2) one end is connected with electromagnetic valve body (1), one-way valve
Body (2) other end connects with oil feed line (9)；
Plastic skeleton (16) is set in described check valve valve body (2), and plastic skeleton (16) is head loop configuration, spheroid (8)
One end is connected by compression spring (17) with plastic skeleton (16) end face, spheroid (8) other end and plastic skeleton (16) annular
Head seal is bonded, and plastic skeleton (16) other end is connected with compression spring (17), and oil inlet (18) position was provided for
The end filter screen (19) of filter；
Described valve element (6) includes the valve core channel (10) of hollow structure, and valve core channel (10) connects with check valve valve body (2),
Valve element (6) outer surface sets three along (6) one weeks annular grooves (11) arranged of valve element, twice annular groove (11) and valve core channel
(10) connect, another road annular groove (11) connects with oil return opening (14), and hollow valve pocket (3) outer surface sets three along valve pocket
(3) one weeks arrangement oil groove (12), three oil grooves (12) respectively with phaser A chambers (13), oil return opening (14) and phaser B chambers
(15) connect.
2. camshaft timing angle regulator electromagnetic valve structure according to claim 1, it is characterised in that：Described three
Road annular groove (11) is annular groove A (20), annular groove B (21) and annular groove C (22), and three oil grooves (12) are phaser A chambers oil
Groove (23), oil return opening oil groove (24) and phaser B chambers oil groove (25), described phaser A chambers oil groove (23) and phaser A chambers
(13) connect, oil return opening oil groove (24) connects with oil return opening (14), and phaser B chambers oil groove (25) connects with phaser B chambers (15).
3. camshaft timing angle regulator electromagnetic valve structure according to claim 2, it is characterised in that：Described control
Part (5) processed is configured to the structure moved forward and backward by magnetic core axle (4) with movable valve plug (6) along valve pocket (3), described valve element
(6) move forward and backward and drive annular groove A (20) when being connected with phaser A chambers oil groove (23), phaser B chambers oil groove (25) be arranged to and
The structure of oil return opening oil groove (24) connection, described valve element (6) is movable to drive annular groove C (22) and phaser B chamber oil grooves
(25) when connecting, phaser A chambers oil groove (23) is arranged to the structure connected with oil return opening oil groove (24).
4. camshaft timing angle regulator electromagnetic valve structure according to claim 1, it is characterised in that：Magnetic valve knot
When structure does not work, spheroid (8) is disposed against the structure on plastic skeleton (16).
5. camshaft timing angle regulator electromagnetic valve structure according to claim 1, it is characterised in that：Described electricity
Magnet valve valve body (1) links together with check valve valve body (2) suit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510501868.4A CN105090571B (en) | 2015-08-15 | 2015-08-15 | A kind of camshaft timing angle regulator electromagnetic valve structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510501868.4A CN105090571B (en) | 2015-08-15 | 2015-08-15 | A kind of camshaft timing angle regulator electromagnetic valve structure |
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| CN105090571A CN105090571A (en) | 2015-11-25 |
| CN105090571B true CN105090571B (en) | 2017-12-29 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105781653B (en) * | 2016-03-31 | 2018-10-09 | 杰锋汽车动力系统股份有限公司 | A kind of continuous variable valve timing system sets valve in |
| CN105863768B (en) * | 2016-03-31 | 2018-07-17 | 杰锋汽车动力系统股份有限公司 | It is a kind of to be used to set valve arrangement in continuous variable valve timing system |
| US10760454B2 (en) * | 2017-09-19 | 2020-09-01 | ECO Holding 1 GmbH | Oil control valve to control a cam phaser with a spool positioned by an external actuator and having a groove |
| JP2020076357A (en) * | 2018-11-07 | 2020-05-21 | アイシン精機株式会社 | Valve opening/closing timing control device |
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| EP1447602A1 (en) * | 2003-02-17 | 2004-08-18 | Delphi Technologies, Inc. | Oil flow control valve for a cam phaser |
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| CN105090571A (en) | 2015-11-25 |
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