CN107503816A - A kind of OCV Oil Control Valve - Google Patents
A kind of OCV Oil Control Valve Download PDFInfo
- Publication number
- CN107503816A CN107503816A CN201710883212.2A CN201710883212A CN107503816A CN 107503816 A CN107503816 A CN 107503816A CN 201710883212 A CN201710883212 A CN 201710883212A CN 107503816 A CN107503816 A CN 107503816A
- Authority
- CN
- China
- Prior art keywords
- valve
- oil
- oilhole
- reversing bar
- 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.)
- Pending
Links
Classifications
-
- 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
-
- 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
- F01L2001/34423—Details relating to the hydraulic feeding circuit
- F01L2001/34426—Oil control valves
-
- 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
- F01L2001/34423—Details relating to the hydraulic feeding circuit
- F01L2001/34436—Features or method for avoiding malfunction due to foreign matters in oil
- F01L2001/3444—Oil filters
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Check Valves (AREA)
Abstract
The present invention relates to a kind of OCV Oil Control Valve, has valve pocket and reversing bar；The valve pocket is provided with multiple hydraulic fluid port groups；Bush assembly and check valve assembly are fixed with the valve pocket；The reversing bar is provided with the annular groove that oil pocket is formed with bush assembly；The bush assembly is provided with multiple oilhole groups and multiple fuel feed holes；Slided in the bush assembly and be provided with reversing bar, the right-hand member of valve pocket is provided with the first oil inlet；The check valve assembly includes valve seat, ball valve and one-way valve spring；The valve seat is arranged between bush assembly and oil inlet；The valve seat is provided with the second oil inlet communicated with the first oil inlet, and the oil-out communicated with the fuel feed hole on bush assembly；The ball valve is slidably arranged in valve seat；The one-way valve spring is arranged between the right-hand member of bush assembly and ball valve；The ball valve one-way valve spring effect under with the second oil inlet corresponding matching.The present invention can effectively anti-backflow, improve response, shorten the response time.
Description
Technical field
The present invention relates to automobile timing system parts, more particularly to a kind of OCV Oil Control Valve.
Background technology
Variable Valve Timing Technique of IC Engine (VVT), it is by controlling IO Intake Valve Opens angular advance and hysteresis to adjust
Air inflow, it is few to reach slow-speed of revolution air inlet, oil consumption is reduced, high rotating speed air inlet is big, increases the final purpose of power.VVT system masters
To be made up of VVT assemblies and OCV Oil Control Valve (OCV).Wherein VVT assemblies realize that phase adjusted needs OCV Oil Control Valve to control
The input and output of machine oil.Therefore OCV Oil Control Valve has a very important role in whole VVT systems.
OCV Oil Control Valve mainly includes the groups such as valve body (containing magnet coil, control module joint etc.), reversing bar, back-moving spring
Part.Its principle is mainly by controlling position of the reversing bar in valve body to switch oil circuit.Traditional OCV Oil Control Valve is often deposited
In backflow phenomenon, the problem of so as to cause response deficiency.The design of the oil inlet of traditional OCV Oil Control Valve to commutate simultaneously
Oil duct processed complex on bar, control accuracy requirement are high.
The content of the invention
It is an object of the invention to provide one kind can effectively anti-backflow, improve response, shorten and the response time and assemble
It is convenient, the high OCV Oil Control Valve of integration.
Realizing the technical scheme of the object of the invention is：The present invention has valve pocket and reversing bar；The valve pocket is provided with multiple
Hydraulic fluid port group；The hydraulic fluid port group includes chamber hydraulic fluid port in advance and hysteresis chamber hydraulic fluid port；Bush assembly and unidirectional is fixed with the valve pocket
Valve module；The reversing bar is slidably arranged in bush assembly；The reversing bar is provided with annular groove, annular groove and bushing
The inwall of component forms oil pocket；The bush assembly is provided with multiple oilholes for corresponding with hydraulic fluid port group and being communicated with oil pocket
Group, and multiple fuel feed holes communicated with oil pocket；The left end of reversing bar passes through the left end of bush assembly and stretched from the left end of valve pocket
Go out, the reversing bar spring for acting on reversing bar is provided between the right-hand member of reversing bar and the right-hand member of bush assembly；The right-hand member of valve pocket is set
There is the first oil inlet；The check valve assembly includes valve seat, ball valve and one-way valve spring；The valve seat be arranged on bush assembly and
Between first oil inlet；The valve seat is provided with the second oil inlet for being communicated with the first oil inlet, and with bush assembly
The oil-out that fuel feed hole communicates；The ball valve is slidably arranged in valve seat；The one-way valve spring is arranged on the right side of bush assembly
Between end and ball valve；The ball valve one-way valve spring effect under with the second oil inlet corresponding matching.
Above-mentioned bush assembly includes external bushing and neck bush；The external bushing is set in the outside of neck bush, and reversing bar is slided
The dynamic inside for being arranged on neck bush；The oilhole group includes the first oilhole group and the second oilhole group；Prolong on the periphery of external bushing
Its circumference is evenly equipped with the multiple and one-to-one first oilhole group of hydraulic fluid port group；The first oilhole group includes first and shifts to an earlier date chamber
Oilhole and the first hysteresis chamber oilhole；Prolong on the periphery of neck bush its circumference be evenly equipped with it is multiple one a pair with the first oilhole group
The the second oilhole group answered；The second oilhole group include communicated with oil pocket second in advance chamber oilhole and second hysteresis chamber oilhole；
Described second in advance chamber oilhole with first in advance chamber oilhole communicate, first shift to an earlier date chamber oilhole is communicated with chamber hydraulic fluid port in advance；Described
Two hysteresis chamber oilholes communicate with the first hysteresis chamber oilhole, and the first hysteresis chamber oilhole communicates with hysteresis chamber hydraulic fluid port；The circumference of external bushing
Prolong its circumference on face and multiple breach are distributed with；The breach is between neck bush and valve pocket and forms oil input channel；It is described
Oil input channel communicates with the oil-out connection of valve seat；One is equipped with the neck bush in each oil input channel to communicate with oil pocket
Fuel feed hole.
Above-mentioned valve seat is provided with multiple buckles；The bush assembly is provided with the catching groove with being clasped；The valve seat leads to
Buckle is crossed to be fixedly connected with bush assembly with the cooperation of catching groove.
As optimization, the right-hand member of external bushing is provided with multiple catching grooves being distributed along external bushing circumference；A left side for the valve seat
End is provided with the multiple and buckle of catching groove corresponding matching；The valve seat is fixed by the cooperation of buckle and catching groove with bush assembly to be connected
Connect.
Neck is offered in above-mentioned valve pocket；The neck is located at the left end of valve pocket；It is provided with neck for stationary bushing
The jump ring of component and spacing reversing bar；The bush assembly is fixedly mounted in valve pocket by jump ring and valve seat.
Filter screen is additionally provided with above-mentioned valve seat；The filter screen is between the first oil inlet and the second oil inlet.
The right-hand member of above-mentioned bush assembly is fixed with capping；The central part of capping is provided with the groove being recessed to the left, and groove
The outside projection formed to the left；The reversing bar spring is set in the outside projection formed by groove, reversing bar spring
Between reversing bar and capping；The one-way valve spring is arranged in groove and between capping and ball valve.
As optimization, the inside of neck bush and capping is fixed with positioned at its right-hand member；The central part of capping is provided with recessed to the left
Sunken groove, and the outside projection formed to the left of groove；The reversing bar spring is set in convex by being formed outside groove
On rising, reversing bar spring is located between reversing bar and capping；The one-way valve spring is arranged in groove and positioned at capping and ball
Between valve.
The present invention has positive effect：(1) present invention using check valve assembly can effectively anti-backflow, improve response
Property, shorten the response time；
(2) bush assembly by the combination of neck bush and external bushing, realizes brand-new fuel feed hole Position Design in the present invention,
The oil inlet and check valve assembly with valve pocket coordinate simultaneously, while using effect is unaffected, also cause entering on valve pocket
Hydraulic fluid port design is more reasonable；
(3) check valve assembly is cooperated together with bush assembly by buckle and catching groove in the present invention, and parts add
It is easy to assembly between work order, and integration is high；
(4) present invention can ensure the quality of valve body inner engine oil by filter screen, ensure the normal work of OCV Oil Control Valve.
Brief description of the drawings
In order that present disclosure is easier to be clearly understood, it is right below according to specific embodiment and with reference to accompanying drawing
The present invention is described in further detail, wherein
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the sectional view of the present invention；
Fig. 3 is the assembling schematic diagram of bush assembly and check valve assembly in the present invention；
Fig. 4 is the structural representation of bush assembly in the present invention；
Fig. 5 is the structural representation of external bushing in the present invention；
Fig. 6 is the structural representation of neck bush in the present invention；
Fig. 7 is the structural representation of check valve assembly in the present invention；
Fig. 8 is the structural representation of valve seat in the present invention.
Embodiment
See Fig. 1 to Fig. 8, the present invention has valve pocket 1 and reversing bar 2；The valve pocket 1 is provided with four hydraulic fluid port groups；The oil
Mouth group includes chamber hydraulic fluid port 11 in advance and hysteresis chamber hydraulic fluid port 12；Bush assembly 3 and check valve assembly 4 are fixed with the valve pocket 1；
The reversing bar 2 is slidably arranged in bush assembly 3；The reversing bar 2 is provided with annular groove, annular groove and bush assembly
3 inwall forms oil pocket 21；
The bush assembly 3 includes external bushing 31 and neck bush 32；The external bushing 31 is set in the outside of neck bush 32,
Reversing bar 2 is slidably arranged in the inside of neck bush 32；The wherein outer wall of neck bush 32 is provided with slot 324, external bushing 31 it is interior
Wall is provided with the inserted sheet coordinated with slot 324, and external bushing 31 is fixedly connected by inserted sheet with the cooperation of slot 324 with neck bush 32
Together；The bush assembly 3 is provided with four oilhole groups for corresponding with hydraulic fluid port group and being communicated with oil pocket 21；The oilhole
Group includes the first oilhole group and the second oilhole group；Prolong its circumference on the periphery of external bushing 31 and be evenly equipped with four and hydraulic fluid port group
One-to-one first oilhole group；The first oilhole group includes first and shifts to an earlier date the hysteresis chamber of chamber oilhole 311 and first oilhole 312；
Prolong its circumference on the periphery of neck bush 32 and be evenly equipped with four and the one-to-one second oilhole group of the first oilhole group；It is described
Second oilhole group include communicating with oil pocket 21 second in advance chamber oilhole 321 and second lag chamber oilhole 322；Described second shifts to an earlier date
Chamber oilhole 321 shifts to an earlier date chamber oilhole 311 with first and communicated, and first shifts to an earlier date chamber oilhole 311 communicates with chamber hydraulic fluid port 11 in advance；Described second
Hysteresis chamber oilhole 322 communicates with the first hysteresis chamber oilhole 312, and the first hysteresis chamber oilhole 312 communicates with hysteresis chamber hydraulic fluid port 12；Outer lining
Prolong its circumference on the periphery of set 31 and four breach 313 are distributed with；The breach 313 be located at neck bush 32 and valve pocket 1 it
Between and form oil input channel；
Left end of the left end of reversing bar 2 through bush assembly 3 and the left end stretching from valve pocket 1, the right-hand member and lining of reversing bar 2
The reversing bar spring 5 for acting on reversing bar 2 is provided between the right-hand member of set component 3；The right-hand member of valve pocket 1 is provided with the first oil inlet 13；
The check valve assembly 4 includes valve seat 41, ball valve 42 and one-way valve spring 43；The valve seat 41 is arranged on bush assembly 3 and
Between one oil inlet 13；The valve seat 41 is provided with the second oil inlet 411 communicated with the first oil inlet 13；The ball valve 42 is slided
It is dynamic to be arranged in valve seat 41；The left end of the valve seat 41 is evenly equipped with four along valve seat circumference and is used for what guided globe valve 42 was slided
Bootstrap block 414；The left end of each bootstrap block 414 is equipped with buckle 413；The right-hand member of external bushing 31 is provided with four to be justified along external bushing axis
The catching groove 314 of week distribution；The valve seat 41 is fixedly connected by buckle 413 with the cooperation of catching groove 314 with bush assembly 3；
The oil-out 412 communicated with oil input channel is formed between bootstrap block 414 and bootstrap block 414；The neck bush 32 is upper
In being equipped with a fuel feed hole 323 communicated with oil pocket 21 in each oil input channel；The one-way valve spring 43 is arranged on bush assembly 3
Right-hand member and ball valve 42 between；The ball valve 42 one-way valve spring 43 effect under with the corresponding matching of the second oil inlet 411.
Neck is offered in the valve pocket 1；The neck is located at the left end of valve pocket 1；It is provided with neck for fixed lining
Cover the jump ring 6 of component 3 and spacing reversing bar 2；The bush assembly 3 is fixedly mounted in valve pocket 1 by jump ring 6 and valve seat 41.
Filter screen 44 is additionally provided with the valve seat 41；The filter screen 44 be located at the first oil inlet 13 and the second oil inlet 411 it
Between.
The inside of neck bush 32 and it is fixed with capping 7 positioned at its right-hand member；The central part of capping 7 is recessed provided with being recessed to the left
Groove, and the outside projection formed to the left of groove；The reversing bar spring 5 is set in the outside projection formed by groove,
Reversing bar spring 5 is located between reversing bar 2 and capping 7；The one-way valve spring 43 is arranged in groove and positioned at capping 7 and ball
Between valve 42.
Particular embodiments described above, the purpose of the present invention, technical scheme and beneficial effect are carried out further in detail
Describe in detail it is bright, should be understood that the foregoing is only the present invention specific embodiment, be not intended to limit the invention, it is all
Within the spirit and principles in the present invention, any modification, equivalent substitution and improvements done etc., it should be included in the guarantor of the present invention
Within the scope of shield.
Claims (8)
1. a kind of OCV Oil Control Valve, there is valve pocket (1) and reversing bar (2)；The valve pocket (1) is provided with multiple hydraulic fluid port groups；It is described
Hydraulic fluid port group includes chamber hydraulic fluid port (11) in advance and hysteresis chamber hydraulic fluid port (12)；It is characterized in that：Bushing is fixed with the valve pocket (1)
Component (3) and check valve assembly (4)；The reversing bar (2) is slidably arranged in bush assembly (3)；Set on the reversing bar (2)
There is annular groove, the inwall of annular groove and bush assembly (3) forms oil pocket (21)；The bush assembly (3) is provided with multiple
The oilhole group for corresponding with hydraulic fluid port group and being communicated with oil pocket (21), and multiple fuel feed holes (323) communicated with oil pocket (21)；
Left end of the left end of reversing bar (2) through bush assembly (3) and the left end stretching from valve pocket (1), the right-hand member and lining of reversing bar (2)
The reversing bar spring (5) for acting on reversing bar (2) is provided between the right-hand member of set component (3)；The right-hand member of valve pocket (1) enters provided with first
Hydraulic fluid port (13)；The check valve assembly (4) includes valve seat (41), ball valve (42) and one-way valve spring (43)；The valve seat (41)
It is arranged between bush assembly (3) and the first oil inlet (13)；The valve seat (41) is provided with and communicated with the first oil inlet (13)
The second oil inlet (411), and the oil-out (412) communicated with the fuel feed hole (323) on bush assembly (3)；The ball valve
(42) it is slidably arranged in valve seat (41)；The one-way valve spring (43) is arranged on the right-hand member and ball valve (42) of bush assembly (3)
Between；The ball valve (42) is one-way valve spring (43) effect is lower and the second oil inlet (411) corresponding matching.
A kind of 2. OCV Oil Control Valve according to claim 1, it is characterised in that：The bush assembly (3) includes external bushing
And neck bush (32) (31)；The external bushing (31) is set in the outside of neck bush (32), and reversing bar (2) is slidably arranged in liner
Cover the inside of (32)；The oilhole group includes the first oilhole group and the second oilhole group；Prolong its axle on the periphery of external bushing (31)
Line is evenly distributed in the multiple and one-to-one first oilhole group of hydraulic fluid port group；The first oilhole group includes first and shifts to an earlier date chamber oilhole
(311) and first lags chamber oilhole (312)；Prolong its circumference on the periphery of neck bush (32) and be evenly equipped with multiple and the first oil
The one-to-one second oilhole group of hole group；The second oilhole group include communicated with oil pocket (21) second in advance chamber oilhole
(321) and second lags chamber oilhole (322)；Described second in advance chamber oilhole (321) with first shift to an earlier date chamber oilhole (311) communicate,
First shifts to an earlier date chamber oilhole (311) communicates with chamber hydraulic fluid port (11) in advance；The second hysteresis chamber oilhole (322) and the first hysteresis chamber oil
Hole (312) communicates, and the first hysteresis chamber oilhole (312) communicates with hysteresis chamber hydraulic fluid port (12)；Prolong it on the periphery of external bushing (31)
Multiple breach (313) are distributed with circumference；The breach (313) be located between neck bush (32) and valve pocket (1) and formed into
Oil duct；The oil input channel is connected with the oil-out (412) of valve seat (41) and communicated；On the neck bush (32) in each oil input channel
It is equipped with a fuel feed hole (323) communicated with oil pocket (21).
A kind of 3. OCV Oil Control Valve according to claim 1 or 2, it is characterised in that：The valve seat (41) is provided with multiple
Buckle (413)；The bush assembly (3) is provided with the catching groove (314) coordinated with buckle (413)；The valve seat (41) passes through card
Button (413) is fixedly connected with the cooperation of catching groove (314) with bush assembly (3).
A kind of 4. OCV Oil Control Valve according to claim 2, it is characterised in that：The right-hand member of external bushing (31) is provided with multiple edges
The catching groove (314) of external bushing circumference distribution；The left end of the valve seat (41) is provided with multiple and catching groove (314) corresponding matching
Buckle (413)；The valve seat (41) is fixedly connected by buckle (413) with the cooperation of catching groove (314) with bush assembly (3).
A kind of 5. OCV Oil Control Valve according to claim 3, it is characterised in that：Neck is offered in the valve pocket (1)；Institute
State the left end that neck is located at valve pocket (1)；Jump ring for stationary bushing component (3) and spacing reversing bar (2) is installed in neck
(6)；The bush assembly (3) is fixedly mounted in valve pocket (1) by jump ring (6) and valve seat (41).
A kind of 6. OCV Oil Control Valve according to claim 3, it is characterised in that：Filter screen is additionally provided with the valve seat (41)
(44)；The filter screen (44) is between the first oil inlet (13) and the second oil inlet (411).
A kind of 7. OCV Oil Control Valve according to claim 3, it is characterised in that：The right-hand member of the bush assembly (3) is fixed
Provided with capping (7)；The central part of capping (7) is provided with the groove being recessed to the left, and the outside projection formed to the left of groove；It is described
Reversing bar spring (5) is set in the outside projection formed by groove, and reversing bar spring (5) is located at reversing bar (2) and capping
(7) between；The one-way valve spring (43) is arranged in groove and between capping (7) and ball valve (42).
A kind of 8. OCV Oil Control Valve according to claim 4, it is characterised in that：The inside of neck bush (32) and right positioned at its
End is fixed with capping (7)；The central part of capping (7) is provided with the groove that is recessed to the left, and the outside of groove forms to the left convex
Rise；The reversing bar spring (5) is set in the outside projection formed by groove, and reversing bar spring (5) is located at reversing bar (2)
Between capping (7)；The one-way valve spring (43) is arranged in groove and between capping (7) and ball valve (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710883212.2A CN107503816A (en) | 2017-09-26 | 2017-09-26 | A kind of OCV Oil Control Valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710883212.2A CN107503816A (en) | 2017-09-26 | 2017-09-26 | A kind of OCV Oil Control Valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107503816A true CN107503816A (en) | 2017-12-22 |
Family
ID=60698869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710883212.2A Pending CN107503816A (en) | 2017-09-26 | 2017-09-26 | A kind of OCV Oil Control Valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107503816A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113738470A (en) * | 2021-08-27 | 2021-12-03 | 江苏海龙电器有限公司 | Engine oil control valve with feedback oil circuit inside |
| CN113847115A (en) * | 2021-10-07 | 2021-12-28 | 浙江富杰德汽车系统有限公司 | Bolt valve machine oil control structure |
| CN113898440A (en) * | 2021-10-07 | 2022-01-07 | 浙江富杰德汽车系统有限公司 | Phase control valve with hydraulic recovery structure |
| WO2022016449A1 (en) * | 2020-07-23 | 2022-01-27 | 舍弗勒技术股份两合公司 | Check valve and central valve |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3642526B1 (en) * | 2004-05-14 | 2005-04-27 | 株式会社椿本チエイン | Hydraulic tensioner |
| CN206016887U (en) * | 2016-08-29 | 2017-03-15 | 台州德尔福汽车部件有限公司 | A kind of OCV Oil Control Valve in VVT |
| CN207513644U (en) * | 2017-09-26 | 2018-06-19 | 江苏海龙电器有限公司 | A kind of OCV Oil Control Valve |
-
2017
- 2017-09-26 CN CN201710883212.2A patent/CN107503816A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3642526B1 (en) * | 2004-05-14 | 2005-04-27 | 株式会社椿本チエイン | Hydraulic tensioner |
| CN206016887U (en) * | 2016-08-29 | 2017-03-15 | 台州德尔福汽车部件有限公司 | A kind of OCV Oil Control Valve in VVT |
| CN207513644U (en) * | 2017-09-26 | 2018-06-19 | 江苏海龙电器有限公司 | A kind of OCV Oil Control Valve |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022016449A1 (en) * | 2020-07-23 | 2022-01-27 | 舍弗勒技术股份两合公司 | Check valve and central valve |
| CN113738470A (en) * | 2021-08-27 | 2021-12-03 | 江苏海龙电器有限公司 | Engine oil control valve with feedback oil circuit inside |
| CN113738470B (en) * | 2021-08-27 | 2022-07-19 | 江苏海龙电器有限公司 | Engine oil control valve with feedback oil circuit inside |
| CN113847115A (en) * | 2021-10-07 | 2021-12-28 | 浙江富杰德汽车系统有限公司 | Bolt valve machine oil control structure |
| CN113898440A (en) * | 2021-10-07 | 2022-01-07 | 浙江富杰德汽车系统有限公司 | Phase control valve with hydraulic recovery structure |
| CN113847115B (en) * | 2021-10-07 | 2022-08-23 | 浙江富杰德汽车系统有限公司 | Bolt valve machine oil control structure |
| CN113898440B (en) * | 2021-10-07 | 2022-09-06 | 浙江富杰德汽车系统有限公司 | Phase control valve with hydraulic recovery structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107503816A (en) | A kind of OCV Oil Control Valve | |
| CN201258985Y (en) | Water feeding electromagnetic valve | |
| CN104989478B (en) | A kind of middle VVT OCV Oil Control Valves | |
| CN207513644U (en) | A kind of OCV Oil Control Valve | |
| CN105019961A (en) | Middle VVT engine oil control valve used for engine | |
| CN103671321A (en) | Hydraulic control valve | |
| CN204900968U (en) | Improve accurate relief pressure valve of case structure | |
| CN100585135C (en) | Engines VVT phase machine oil supply duct structure | |
| CN204627824U (en) | A kind of injector control valve and use the high pressure common rail fuel injection system of this injector control valve | |
| CN106838362B (en) | It is a kind of to fall structure for inserting the balance that valve core hydraulic power is eliminated | |
| CN102900488B (en) | VVT (Variable Valve Timing) oil supply system for engine | |
| CN103883760A (en) | Gas valve | |
| CN202832683U (en) | Oil-way structure for variable valve timing (VVT) engine camshaft | |
| CN202171034U (en) | Master-control temperature control valve | |
| CN102758922B (en) | A kind of electric expansion valve | |
| CN102367880B (en) | Compact temperature control valve | |
| CN104533679A (en) | Fuel injection control valve and high-pressure common rail fuel injection system comprising same | |
| CN210565416U (en) | Pressure compensation valve core and pressure compensation valve with same | |
| CN110594454B (en) | Double-open-circuit water-saving faucet with gear adjusting function | |
| CN204213455U (en) | The adjustable high-pressure common rail proportional electromagnetic valve of ratio value | |
| CN204253192U (en) | A kind of auto idle speed control valve | |
| CN206554989U (en) | A kind of OCV Oil Control Valve device | |
| CN204163785U (en) | A kind of internal combustion (IC) engine camshaft framework realizing two VCT and arrange | |
| CN209510412U (en) | A kind of internal oil passages of phase regulator | |
| CN203797049U (en) | Gas valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |