CN107420616A - A kind of middle VVT proportion magnetic valve - Google Patents
A kind of middle VVT proportion magnetic valve Download PDFInfo
- Publication number
- CN107420616A CN107420616A CN201710778308.2A CN201710778308A CN107420616A CN 107420616 A CN107420616 A CN 107420616A CN 201710778308 A CN201710778308 A CN 201710778308A CN 107420616 A CN107420616 A CN 107420616A
- Authority
- CN
- China
- Prior art keywords
- yoke bush
- magnetic core
- core array
- magnetic
- push rod
- 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
- 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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0675—Electromagnet aspects, e.g. electric supply therefor
Abstract
The present invention provides a kind of middle VVT proportion magnetic valve applied to automobile engine VVT technical field,Magnet coil (4) is set inside the solenoid valve casing (1) of described middle VVT proportion magnetic valve,The internal magnetic core array (5) of solenoid valve casing (1) is arranged on magnet coil (4) center,Push rod (6) is installed on magnetic core array (5),Magnetic core array (5) centre position sets the magnetic core array interstitial hole (16) that can penetrate magnetic core array (5),The preceding yoke bush air-vent (7) of preceding yoke bush (2) can be penetrated by being set on preceding yoke bush (2),The rear yoke bush circular hole (8) of rear yoke bush (3) can be penetrated by being set afterwards in yoke bush (3),Middle VVT proportion magnetic valve of the present invention,It is simple in construction,Reduce the weight of magnetic valve,Reduce air drag during magnetic core body running,Improve electromagnet characteristic,Optimize magnetic valve performance,Improve total quality.
Description
Technical field
The invention belongs to automobile engine VVT technical field, more specifically, is related in one kind
Put formula VVT proportion magnetic valve.
Background technology
VVT (VVT) technology, is mainly started by changing valve opening with the shut-in time to adjust
Machine valve actuating mechanism is enterprising/the exhaust valve folding time, engine output torque and power are improved, improves fuel economy, effectively drop
Low emission.With the VVT systematic comparisons being used widely at present, middle VVT system schemas are by the ratio of magnetic valve
Electromagnet and valve body are independently opened, and valve body and phaser are integrated, and can so be shortened system oil-way passage, be reduced machine
The leakage rate of oil, it is possibility to have effect improves the response speed and control accuracy of phase-regulating mechanism, reduces machine oil dosage.However,
Middle VVT proportion magnetic valve of the prior art, magnetic valve weight is larger, and dynamic characteristic is deposited during work
In defect.
The content of the invention
The technical problems to be solved by the invention are：In view of the shortcomings of the prior art, provide a kind of simple in construction, effectively reduction
The weight of magnetic valve, air drag during magnetic core body running is reduced, electromagnet dynamic characteristic is improved, so as to optimize magnetic valve
Energy, improve the middle VVT proportion magnetic valve of total quality.
Solves the problems, such as techniques discussed above, the technical scheme that the present invention takes is：
The present invention is a kind of middle VVT proportion magnetic valve, described middle VVT
System proportional magnetic valve includes solenoid valve casing, yoke bush before solenoid valve casing side is set, after solenoid valve casing opposite side is set
Yoke bush, described solenoid valve casing inside set magnet coil, also set up magnetic core array inside solenoid valve casing, magnetic core array is arranged on
Magnet coil center, push rod is installed on magnetic core array, when magnet coil is powered, magnet coil is configured to drive magnetic core array
The structure moved inside solenoid valve casing, magnetic core array centre position set the magnetic core array interstitial hole that can penetrate magnetic core array, institute
The preceding yoke bush air-vent of yoke bush before can penetrating is set in the preceding yoke bush stated, the rear yoke that can penetrate rear yoke bush is set in rear yoke bush
Cover circular hole.
Yoke bush installation cavity after described rear yoke bush middle part is set, magnetic core array one end is configured to be sleeved on rear yoke bush
Structure in installation cavity, yoke bush installation cavity before preceding yoke bush middle part is set, magnet coil drive magnetic core array in solenoid valve casing
When inside is mobile, magnetic core array is configured to the structure of yoke bush installation cavity before passing in and out, described air-vent and preceding yoke bush installation cavity
Connection, rear yoke bush circular hole connect with rear yoke bush installation cavity.
Yoke bush installation cavity is arranged to cylindrical shape structure after described, and preceding yoke bush includes preceding yoke bush wedge angle, and preceding yoke bush wedge angle is
Loop configuration, it is in sharp cone distal structure that preceding yoke bush wedge angle, which is arranged to section, and yoke bush installation cavity, preceding yoke bush are consolidated before preceding yoke bush wedge angle is formed
Dingan County is on solenoid valve casing, and rear yoke bush and solenoid valve casing keep being adjacent to, and both keep installation site after injection, ensure ratio
Magnetic flux can be transmitted reliably during example electromagnetic valve work.
The push rod installed on described magnetic core array is arranged to structure made of aluminium, and push rod is arranged to by hard anodic oxygen
The structure that chemical industry skill is process, sets the push rod platform of projection on push rod, and push rod platform is along the one week arrangement in push rod surface, push rod
Platform is positioned close to preceding yoke bush side, and when yoke bush side is moved forward, push rod platform is configured to prevent push rod magnetic push rod
The structure that core body is attached together with preceding yoke bush.
Multiple magnetic core array air-vents are set on described magnetic core array, and each magnetic core array air-vent is disposed as can be from magnetic core
The magnetic core array left side position of body extends to the structure of magnetic core array right side position, each magnetic core array air-vent respectively with magnetic core array
Interstitial hole is arranged in parallel.
The bare wire line footpath of the copper cash of described magnet coil is arranged within the scope of 0.3mm-0.6mm, described electromagnetism
The number of turns of the copper cash of coil is arranged within the scope of the circle of 500 circle -600.
Using technical scheme, following beneficial effect can be obtained：
The middle VVT proportion magnetic valve of the present invention, when setting magnetic valve, in magnetic core array
Meta installs the magnetic core array interstitial hole that can penetrate magnetic core array, sets the preceding yoke bush of yoke bush before can penetrating saturating in preceding yoke bush
Stomata, the rear yoke bush circular hole of yoke bush after can penetrating, so, the setting of magnetic core array interstitial hole, in electromagnetism are set in rear yoke bush
When valve works, when magnetic core array moves, air drag during magnetic core array movement can be reduced, so as to effectively optimize the electricity of magnetic core array
Magnet dynamic characteristic.And the setting of preceding yoke bush air-vent, during electromagnetic valve work, the gas that contributes in the guide pin bushing in solenoid valve casing
Body is discharged, so as to reduce the resistance of magnetic core array movable type both sides air, fully optimized electromagnet dynamic characteristic.Yoke bush is justified afterwards
The setting in hole, contribute to injection raw material smooth outflow, improve the service behaviour of magnetic valve.The middle changeable air valve of the present invention is just
When system proportional magnetic valve, it is simple in construction, effectively reduce magnetic valve weight, reduce magnetic core body running when air drag, carry
High electromagnet dynamic characteristic, so as to optimize magnetic valve performance, improve total quality.
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 structural representation of middle VVT proportion magnetic valve of the present invention；
Fig. 2 is that the structure of magnetic force when middle VVT proportion magnetic valve of the present invention works is shown
It is intended to；
Fig. 3 is the structural representation of the magnet core of middle VVT proportion magnetic valve of the present invention
Figure；
Fig. 4 is the side, sectional knot of the preceding yoke bush of middle VVT proportion magnetic valve of the present invention
Structure schematic diagram；
Fig. 5 is the main view section view knot of the rear yoke bush of middle VVT proportion magnetic valve of the present invention
Structure schematic diagram；
Fig. 6 is the side, sectional knot of the rear yoke bush of middle VVT proportion magnetic valve of the present invention
Structure schematic diagram；
Fig. 7 is the side, sectional structure of the push rod of middle VVT proportion magnetic valve of the present invention
Schematic diagram；
Fig. 8 is that the side of the solenoid valve casing of middle VVT proportion magnetic valve of the present invention is cutd open
Depending on structural representation；
Fig. 9 is the solenoid valve casing overall structure of middle VVT proportion magnetic valve of the present invention
Schematic diagram；
Accompanying drawing acceptance of the bid note be respectively：1st, solenoid valve casing；2nd, preceding yoke bush；3rd, rear yoke bush；4th, magnet coil；5th, magnetic core array；
6th, push rod；7th, preceding yoke bush air-vent；8th, rear yoke bush circular hole；9th, rear yoke bush installation cavity；10th, preceding yoke bush installation cavity；11st, preceding yoke bush point
Angle；12nd, magnetic core array air-vent；13rd, magnetic core array left side；14th, magnetic core array right side；15th, push rod platform；16th, among magnetic core array
Hole.
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 accompanying drawing 1- accompanying drawings 9, the present invention is a kind of middle VVT proportion magnetic valve, described
Middle VVT proportion magnetic valve includes solenoid valve casing 1, yoke bush 2 before the side of solenoid valve casing 1 is set, electricity
Yoke bush 3 after the opposite side of magnet valve shell 1 is set, the inside of described solenoid valve casing 1 set magnet coil 4, inside solenoid valve casing 1
Magnetic core array 5 is also set up, magnetic core array 5 is arranged on the center of magnet coil 4, push rod 6, described electromagnetic wire are installed on magnetic core array 5
When circle 4 is powered, magnet coil 4 is configured to the structure for driving magnetic core array 5 to be moved inside solenoid valve casing 1, described magnetic
The centre position of core body 5 sets the magnetic core array interstitial hole 16 that can penetrate magnetic core array 5, sets and can penetrate in described preceding yoke bush 2
The preceding yoke bush air-vent 7 of preceding yoke bush 2, the rear yoke bush circular hole 8 that can penetrate rear yoke bush 3 is set in rear yoke bush 3.Said structure,
When magnetic valve is set, the magnetic core array interstitial hole 16 that can penetrate magnetic core array 5 is set in the centre position of magnetic core array 5, in preceding yoke bush 2
The preceding yoke bush air-vent 7 of yoke bush 2 before upper setting can penetrate, the rear yoke bush circle of yoke bush 3 after can penetrating is set in rear yoke bush 3
Hole 8, so, the setting of magnetic core array interstitial hole 16, in electromagnetic valve work, when magnetic core array moves, magnetic core array shifting can be reduced
Air drag when dynamic, so as to effectively optimize the electromagnet dynamic characteristic of magnetic core array.And the setting of preceding yoke bush air-vent 7, in electricity
When magnet valve works, the gas contributed in the guide pin bushing in solenoid valve casing is discharged, so as to reduce magnetic core array movable type both sides
The resistance of air, so as to fully optimized electromagnet dynamic characteristic.The setting of yoke bush circular hole 8 afterwards, contribute to the smooth stream of injection raw material
Dynamic, rear yoke bush 3 and iron-clad 1 keep being adjacent to, and both keep installation site after injection, ensure magnetic flux transmission, improve the work of magnetic valve
Make performance.Middle VVT proportion magnetic valve of the present invention, it is simple in construction, effectively reduce magnetic valve
Weight, air drag during magnetic core body running is reduced, improve electromagnet dynamic characteristic, so as to optimize magnetic valve performance, improved whole
Weight.
Yoke bush installation cavity 9 after the described middle part of rear yoke bush 3 is set, the one end of magnetic core array 5 is configured to after being sleeved on
Structure in yoke bush installation cavity 9, yoke bush installation cavity 10 before the preceding middle part of yoke bush 2 is set, magnet coil 4 drive magnetic core array 5 to exist
When the inside of solenoid valve casing 1 is mobile, magnetic core array 5 is configured to the structure of yoke bush installation cavity 10 before passing in and out, described air-vent 7
Connected with preceding yoke bush installation cavity 10, rear yoke bush circular hole 8 connects with rear yoke bush installation cavity 9.Said structure, pass through preceding yoke bush and rear yoke
The cooperation of set, the reliable mobile of magnetic core array can be realized, it is ensured that whole magnetic valve reliably working, improve the service behaviour of magnetic valve
And quality.
Described rear yoke bush installation cavity 9 is arranged to cylindrical shape structure, and preceding yoke bush 2 includes preceding yoke bush wedge angle 11, preceding yoke bush
Wedge angle 11 is loop configuration, and it is in sharp cone distal structure that preceding yoke bush wedge angle 11, which is arranged to section, yoke bush peace before preceding yoke bush wedge angle 11 is formed
It behave affectedly 10, described preceding yoke bush 2 is fixedly mounted on solenoid valve casing 1, and rear yoke bush 3 is fixedly mounted on solenoid valve casing 1.This
In the described middle VVT proportion magnetic valve of invention, outside preceding yoke bush, magnetic core array, rear yoke bush and magnetic valve
Two kinds of closed magnetic fields are formed between shell, magnetic field 1 is axially across magnetic field 2 is in magnetic core array and preceding yoke in magnetic core array and preceding yoke bush
Cover wedge angle athwart.Two kinds of magnetic fields form two electromagnetic forces of magnetic force F1 and magnetic force F2.What F1 edged up as air gap reduction is presented becomes
The two magnetic force interactions of trend for first rising and dropping again, in magnetic core array motion process, total magnetic force are presented as air gap reduces by gesture, F2
(F=F1+F2) as the change of air gap (magnetic core array and the axial distance of preceding yoke bush) shows level of approximation trend, i.e. total magnetic force
Change not as air gap changes.According to the electromagnetic induction principle of magnetic valve, the preceding yoke bush wedge angle of preceding yoke bush is for magnetic force F2
Critical size, the angle increase of preceding yoke bush wedge angle can cause magnetic force F2 to increase, and the present invention is in order to reduce magnetic force F2, by preceding yoke bush point
It is in sharp cone distal structure that angle 11, which is arranged to section,.
The push rod 6 installed on described magnetic core array 5 is arranged to structure made of aluminium, and push rod 6 is arranged to by hard sun
The structure that pole oxidation technology is process, sets the push rod platform 15 of projection on push rod 6, and push rod platform 15 is along the surface one of push rod 6
Week arrangement, push rod platform 15 is positioned close to preceding the side of yoke bush 2, push rod 6 forward the movement of the side of yoke bush 2 when, push rod platform 15 is set
It is set to the structure that push rod magnetic core array 5 can be prevented to be attached together with preceding yoke bush 2.Said structure, by the way that push rod 6 is passed through into hard
Anode oxidation process is process, in such manner, it is possible to effectively improve the hardness and wearability of push rod, meets push rod during electromagnetic valve work
The reliability of reciprocating action, improve service life.And the setting of push rod platform 15, moved in magnetic core array in solenoid valve casing
When, push rod magnetic core array 5 can be prevented to be attached together with preceding yoke bush 2, improve magnetic valve integral working.
Multiple magnetic core array air-vents 12 are set on described magnetic core array 5, and each magnetic core array air-vent 12 is disposed as can
The structure of the position of magnetic core array right side 14, each magnetic core array air-vent are extended to from the position of magnetic core array left side 13 of magnetic core array 5
12 are arranged in parallel with magnetic core array interstitial hole 6 respectively.Magnetic core array air-vent is set on magnetic core array, and electromagnetic valve work and magnetic core array move
When, help to reduce magnetic core array both sides air drag, the electromagnet dynamic characteristic of magnetic core array can be optimized, pass through multiple positions
Improve, lift electromagnetic valve work reliability.
The bare wire line footpath of the copper cash of described magnet coil 4 is arranged within the scope of 0.3mm-0.6mm, described electromagnetism
The number of turns of the copper cash of coil 4 is arranged within the scope of the circle of 500 circle -600.Said structure, it is reasonable that bare wire line footpath is set, can
To ensure that the current density of copper cash is reasonable, ensure that coil temperature rise is no more than copper cash temperature resistant range.Ensure that magnetic valve is resistant to high temperature work
Make the ability of environment.Coil resistance is determined by bare wire line footpath and coil turn.Voltage is certain, and after resistance determines, i.e., coil is pacified
The number of turn determines that number of ampere turns determines the magnetic flux of magnet coil, determines the electromagnetic force of magnetic valve.Rational line footpath, the number of turn, it can both protect
Coil itself reasonable temperature rise is demonstrate,proved, can ensure that magnetic valve exports sufficiently large electromagnetic force again.Lift Dynamic Characteristic of Solenoid Valve.
Middle VVT proportion magnetic valve of the present invention, by preceding yoke bush, rear yoke bush, magnetic core array,
The parts such as push rod, guide pin bushing, magnet coil form, and as shown in Figure 1, the proportion magnetic valve is simple in construction, outside guide pin bushing and magnetic valve
Shell is welded and fixed, and after magnetic core array is put into solenoid valve casing, preceding yoke bush press-in solenoid valve casing is realized into assembling, you can obtain electromagnetism
Valve assembly product.For the proportion magnetic valve after 0~1A electric currents are passed through, horizontal nature is presented as electromagnetism air gap changes in electromagnetic force,
Relation i.e. proportional to driving current, arrange in pairs or groups corresponding load on spring and hydraulic part, you can realize electric current and hydraulic parameter ratio
Example characteristic.So as to realize control central bolt upper oil hole A, oilhole B openings of sizes and enter oil extraction direction.
The middle VVT proportion magnetic valve of the present invention, when setting magnetic valve, in magnetic core array
Meta installs the magnetic core array interstitial hole that can penetrate magnetic core array, sets the preceding yoke bush of yoke bush before can penetrating saturating in preceding yoke bush
Stomata, the rear yoke bush circular hole of yoke bush after can penetrating, so, the setting of magnetic core array interstitial hole, in electromagnetism are set in rear yoke bush
When valve works, when magnetic core array moves, air drag during magnetic core array movement can be reduced, so as to effectively optimize the electricity of magnetic core array
Magnet dynamic characteristic.And the setting of preceding yoke bush air-vent, during electromagnetic valve work, the gas that contributes in the guide pin bushing in solenoid valve casing
Body is discharged, so as to reduce the resistance of magnetic core array movable type both sides air, fully optimized electromagnet dynamic characteristic.Yoke bush is justified afterwards
The setting in hole, contribute to injection raw material smooth outflow, rear yoke bush 3 and iron-clad 1 keep being adjacent to, and both keep installation position after injection
Put, ensure magnetic flux transmission, improve the service behaviour of magnetic valve.The middle VVT ratio electromagnetism of the present invention
Valve, it is simple in construction, the weight of magnetic valve is effectively reduced, reduces air drag during magnetic core body running, it is special to improve electromagnet dynamic
Property, so as to optimize magnetic valve performance, improve total quality.
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 (6)
1. a kind of middle VVT proportion magnetic valve, described middle VVT ratio electricity
Magnet valve includes solenoid valve casing (1), yoke bush (2) before solenoid valve casing (1) side is set, and solenoid valve casing (1) opposite side is set
Yoke bush (3) afterwards, described solenoid valve casing (1) is internal to set magnet coil (4), and magnetic core is also set up inside solenoid valve casing (1)
Body (5), magnetic core array (5) are arranged on magnet coil (4) center, push rod (6), described electromagnetic wire are installed on magnetic core array (5)
When enclosing (4) energization, magnet coil (4) is configured to the structure for driving magnetic core array (5) mobile inside solenoid valve casing (1),
It is characterized in that：Described magnetic core array (5) centre position sets the magnetic core array interstitial hole (16) that can penetrate magnetic core array (5), institute
The preceding yoke bush air-vent (7) of preceding yoke bush (2) can be penetrated by being set in the preceding yoke bush (2) stated, and set and can be penetrated on rear yoke bush (3)
The rear yoke bush circular hole (8) of yoke bush (3) afterwards.
2. middle VVT proportion magnetic valve according to claim 1, it is characterised in that：After described
Yoke bush installation cavity (9) after yoke bush (3) middle part is set, magnetic core array (5) one end is configured to be sleeved on rear yoke bush installation cavity
(9) structure in, yoke bush installation cavity (10) before preceding yoke bush (2) middle part is set, magnet coil (4) drive magnetic core array (5) to exist
When mobile inside solenoid valve casing (1), magnetic core array (5) is configured to the structure of yoke bush installation cavity (10) before passing in and out, described
Air-vent (7) connects with preceding yoke bush installation cavity (10), and rear yoke bush circular hole (8) connects with rear yoke bush installation cavity (9).
3. middle VVT proportion magnetic valve according to claim 1 or 2, it is characterised in that：It is described
Rear yoke bush installation cavity (9) be arranged to cylindrical shape structure, preceding yoke bush (2) includes preceding yoke bush wedge angle (11), preceding yoke bush wedge angle
(11) it is loop configuration, it is in sharp cone distal structure that preceding yoke bush wedge angle (11), which is arranged to section, yoke bush before preceding yoke bush wedge angle (11) is formed
Installation cavity (10), described preceding yoke bush (2) are fixedly mounted on solenoid valve casing (1), and rear yoke bush (3) is fixedly mounted on magnetic valve
On shell (1).
4. middle VVT proportion magnetic valve according to claim 1 or 2, it is characterised in that：It is described
Magnetic core array (5) on the push rod (6) installed be arranged to structure made of aluminium, push rod (6) is arranged to pass through hard anodizing
The structure that technique is process, sets the push rod platform (15) of projection on push rod (6), and push rod platform (15) is along push rod (6) surface
Arrange within one week, push rod platform (15) is positioned close to preceding yoke bush (2) side, and push rod (6) is pushed away when yoke bush (2) side is moved forward
Bar platform (15) is configured to the structure for preventing push rod magnetic core array (5) from being attached together with preceding yoke bush (2).
5. middle VVT proportion magnetic valve according to claim 2, it is characterised in that：Described magnetic
Multiple magnetic core array air-vents (12) are set on core body (5), and each magnetic core array air-vent (12) is disposed as can be from magnetic core array (5)
Magnetic core array left side (13) position extend to the structure of magnetic core array right side (14) position, each magnetic core array air-vent (12) point
It is not arranged in parallel with magnetic core array interstitial hole (6).
6. middle VVT proportion magnetic valve according to claim 1 or 2, it is characterised in that：It is described
The bare wire line footpath of copper cash of magnet coil (4) be arranged within the scope of 0.3mm-0.6mm, described magnet coil (4)
The number of turns of copper cash is arranged within the scope of the circle of 500 circle -600.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710778308.2A CN107420616A (en) | 2017-09-01 | 2017-09-01 | A kind of middle VVT proportion magnetic valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710778308.2A CN107420616A (en) | 2017-09-01 | 2017-09-01 | A kind of middle VVT proportion magnetic valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107420616A true CN107420616A (en) | 2017-12-01 |
Family
ID=60435544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710778308.2A Pending CN107420616A (en) | 2017-09-01 | 2017-09-01 | A kind of middle VVT proportion magnetic valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107420616A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109695487A (en) * | 2018-12-26 | 2019-04-30 | 杰锋汽车动力系统股份有限公司 | A kind of electromagnetic valve structure for variable lift valve operating camshaft |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1209327A3 (en) * | 2000-11-21 | 2003-08-27 | Eaton Corporation | Hydraulically damped low friction solenoid operated valve |
| JP2008051203A (en) * | 2006-08-24 | 2008-03-06 | Denso Corp | Solenoid valve |
| CN102063998A (en) * | 2010-11-23 | 2011-05-18 | 浙江大学 | Pressure-proof proportion electromagnet based on integrated type flux sleeve |
| CN202972132U (en) * | 2012-12-10 | 2013-06-05 | 中联重科股份有限公司 | Electro-hydraulic proportional valve and a proportional electromagnet thereof |
| CN203499748U (en) * | 2013-09-27 | 2014-03-26 | 绵阳富临精工机械股份有限公司 | Centrally-mounted VVT system |
| CN106439170A (en) * | 2016-10-28 | 2017-02-22 | 江苏海龙电器有限公司 | Electromagnet for variable valve timing system of automobile engine |
| CN206319920U (en) * | 2016-12-27 | 2017-07-11 | 江苏太平洋精锻科技股份有限公司 | Middle VVT systems |
-
2017
- 2017-09-01 CN CN201710778308.2A patent/CN107420616A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1209327A3 (en) * | 2000-11-21 | 2003-08-27 | Eaton Corporation | Hydraulically damped low friction solenoid operated valve |
| JP2008051203A (en) * | 2006-08-24 | 2008-03-06 | Denso Corp | Solenoid valve |
| CN102063998A (en) * | 2010-11-23 | 2011-05-18 | 浙江大学 | Pressure-proof proportion electromagnet based on integrated type flux sleeve |
| CN202972132U (en) * | 2012-12-10 | 2013-06-05 | 中联重科股份有限公司 | Electro-hydraulic proportional valve and a proportional electromagnet thereof |
| CN203499748U (en) * | 2013-09-27 | 2014-03-26 | 绵阳富临精工机械股份有限公司 | Centrally-mounted VVT system |
| CN106439170A (en) * | 2016-10-28 | 2017-02-22 | 江苏海龙电器有限公司 | Electromagnet for variable valve timing system of automobile engine |
| CN206319920U (en) * | 2016-12-27 | 2017-07-11 | 江苏太平洋精锻科技股份有限公司 | Middle VVT systems |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109695487A (en) * | 2018-12-26 | 2019-04-30 | 杰锋汽车动力系统股份有限公司 | A kind of electromagnetic valve structure for variable lift valve operating camshaft |
| CN109695487B (en) * | 2018-12-26 | 2020-04-07 | 杰锋汽车动力系统股份有限公司 | Electromagnetic valve structure for variable lift valve camshaft |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102203884B (en) | Valve actuator | |
| DE19909305B4 (en) | Method for controlling an electromagnetic valve for actuating a motor valve | |
| EP3061104B1 (en) | Electromechanical actuator | |
| CN100535486C (en) | Piezo crystal drive high speed switch valve | |
| CN203685443U (en) | Split proportional magnetic valve for common rail pump | |
| CN103386914A (en) | Lifting stationarity control system and mining dump truck | |
| CN107676142A (en) | A kind of hydraulic-driven variable valve actuator for air of low voltage control high pressure | |
| CN107420616A (en) | A kind of middle VVT proportion magnetic valve | |
| CN201187585Y (en) | High speed switch valve driven by piezo crystal | |
| CN205779974U (en) | A kind of novel electro-hydraulic proportional multi-way valve | |
| EP2073223A1 (en) | Switchable magnet assembly as confirmation element for a valve or other function elements | |
| CN102979769A (en) | Extension and retraction control loop with hydraulic cylinder | |
| CN106128814B (en) | A kind of electromagnetism pin | |
| CN201444454U (en) | Long-stroke permanent magnet mechanism | |
| CN1928370A (en) | Proportion magnetic valve and servo control method for same | |
| CN202302199U (en) | Control system for electro-hydraulic proportional directional valve | |
| CN112483715A (en) | Four-coil double-armature time-sharing driven high-speed switch valve and driving method thereof | |
| CN206017953U (en) | A kind of electromagnetic actuation structure for pressure-regulating valve | |
| DE102004023905B4 (en) | Electromagnetic actuator | |
| CN101435397B (en) | High flow rate oil supply and oil return fast switching electrohydraulic servo valve | |
| CN209943651U (en) | Integrated electromagnetic head structure | |
| CN107524844A (en) | A kind of coil assemblies of solenoid valves structure | |
| CN201963893U (en) | Two-position two-way high-speed switch valve | |
| CN201956873U (en) | Permanent-magnet linear motor with clamping function | |
| CN206477686U (en) | A kind of magnetic coded electronic key unblocks the magnetron configuration of locking device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171201 |
|
| RJ01 | Rejection of invention patent application after publication |