CN106594364A - Electromagnetic valve with two-channel structure - Google Patents
Electromagnetic valve with two-channel structure Download PDFInfo
- Publication number
- CN106594364A CN106594364A CN201710059620.6A CN201710059620A CN106594364A CN 106594364 A CN106594364 A CN 106594364A CN 201710059620 A CN201710059620 A CN 201710059620A CN 106594364 A CN106594364 A CN 106594364A
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- China
- Prior art keywords
- valve
- channel structure
- pin
- valve pin
- shell
- Prior art date
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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
- 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
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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
- F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
- F01L13/0015—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque
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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
- F16K27/00—Construction of housing; Use of materials therefor
-
- 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
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0025—Electrical or magnetic means
-
- 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
- F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
- F01L13/0015—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque
- F01L13/0036—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque the valves being driven by two or more cams with different shape, size or timing or a single cam profiled in axial and radial direction
- F01L2013/0052—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque the valves being driven by two or more cams with different shape, size or timing or a single cam profiled in axial and radial direction with cams provided on an axially slidable sleeve
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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
- F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
- F01L13/0015—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque
- F01L2013/0078—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque by modification of cam contact point by axially displacing the camshaft
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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
- F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
- F01L2013/10—Auxiliary actuators for variable valve timing
- F01L2013/101—Electromagnets
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The invention provides an electromagnetic valve with a two-channel structure. The electromagnetic valve comprises a valve shell (13), a first electromagnetic solenoid (12) and a second electromagnetic solenoid (21), wherein the valve shell (13) is of a parallel two-channel structure integrally formed; the first electromagnetic solenoid (12) is assembled in one channel, and the second electromagnetic solenoid (21) is assembled in the other channel; the first electromagnetic solenoid (12) drives a first valve pin (1); the second electromagnetic solenoid (21) drives a second valve pin (30); and the first electromagnetic solenoid (12) and the second electromagnetic solenoid (21) do rectilinear motion relative to the valve shell (13). According to the invention, the center distance of the two channels on the valve shell is controlled and is kept to be constant to prevent the phenomenon that relative mounting positions of the first electromagnetic solenoid, the second electromagnetic solenoid and other internal parts deviate after being mounted in place, so that the working reliability of the electromagnetic valve is effectively improved, and the electromagnetic valve has the prominent advantages of simple forming of the valve shell, low implementation cost and high reliability.
Description
Technical field
The present invention relates to Solenoid Valve Technology field, is especially for one kind pair of internal-combustion engine variable valve lift system
The electromagnetic valve of channel design.
Background technology
In the internal-combustion engine variable valve lift system structure being currently known, be by change with integrated camshaft rotation,
And along camshaft the cam sleeve moved axially with respect to the axle position come realize change valve stroke purpose.Electricity
Magnet valve is the drive mechanism of driving cam sleeve motion, and the signal that it is sent according to engine controller is come driving cam sleeve phase
For camshaft makees axially-movable, so as to realize adjusting the purpose of valve stroke.
Due in engine working process, needing cam sleeve to move back and forth, therefore, the electromagnetic valve for being adopted is needed
Double-pin structure is wanted to be controlled.But, in the electromagnetic valve of at present common double-pin structure, be required for using two valve shells come
Assembled.Therefore, the electromagnetic valve of this kind of structure, not only the application cost of valve shell is higher, also, in the dress of two valve shells
During matching somebody with somebody, the relative position of two valve shells is difficult to ensure that.If there is relative position in assembling process in two valve shells
Shift phenomenon is put, will cause it that relative motion phenomenon is there is also in engine working process, so as to be easily caused electromagnetic valve
Control is bad, clamping stagnation and inordinate wear phenomenon, eventually reduce the functional reliability of electromagnetic valve.
The content of the invention
The technical problem to be solved in the present invention is：For the problem that prior art is present, there is provided a kind of channel structure
Electromagnetic valve, effectively improves the reliable operation degree of electromagnetic valve.
The technical problem to be solved in the present invention employs the following technical solutions to realize：A kind of electromagnetic valve of channel structure,
Including valve shell, the first o and the second o, the bilateral arranged side by side of the integrated molding of described valve shell
Road structure, the second o of assembling in the first o of assembling, another passage in one of passage, described the
One o drives the first valve pin, the second o to drive the second valve pin and is respectively relative to valve shell straight line fortune
It is dynamic.
Preferably, locating notch is opened up on described valve shell.
Preferably, same one end of each passage of the valve shell arranges locating notch, and the opening of two locating notches
Direction is identical.
Preferably, the central axis of two locating notches on the valve shell is mutual with the central axis of valve shell respectively
It is parallel.
Preferably, the first described valve pin, the second valve pin extend through valve pocket and are formed with valve pocket respectively and be slidably matched knot
Structure, is fixedly connected the first spring base on the first valve pin, and between the first spring base and valve pocket (the first back-moving spring is arranged,
Second spring seat is fixedly connected on two valve pins, second back-moving spring is set between second spring seat and valve pocket.
Preferably, also the first magnet ring is fixedly connected on the first valve pin including magnetic field detection sensor, on the second valve pin
The second magnet ring is fixedly connected, the magnetic field detection sensor is fixedly mounted on the asymmetric position between the first magnet ring and the second magnet ring
Put.
Preferably, described first valve pin one end is fixed with magnet structure and forms the first magnet ring.
Preferably, the magnet structure on first valve pin is to be fixed on the first spring by injection molding encapsulating
On seat.
Preferably, described second valve pin one end is fixed with magnet structure and forms the second magnet ring.
Preferably, the magnet structure on second valve pin is to be fixed on second spring by injection molding encapsulating
On seat.
Compared with prior art, the invention has the beneficial effects as follows：Due to the valve shell of electromagnetic valve be integrated molding and
The first separate o, the second o are assembled respectively in row channel structure, and two passages, are passed through
The centre-to-centre spacing holding of the centre-to-centre spacing of two passages on control valve shell and two passages is constant, can ensure well to be arranged on
The relative position of each parts in valve shell passage, with ensure the first o, the second o and other in
Portion's parts are not in the shift phenomenon of relative installation after being installed in place, even if in engine working process also not
Relative motion situation occurs, so as to be effectively improved the reliable operation degree of electromagnetic valve, also, the valve shell molding of the structure
Simply, implementation cost is cheap, reliability is high.
Description of the drawings
Fig. 1 is a kind of structure cutaway view of the electromagnetic valve of channel structure of the invention.
Fig. 2 is the three dimensional structure diagram of valve shell in Fig. 1.
Fig. 3 is the front view of valve shell in Fig. 1.
Fig. 4 is the top view of valve shell in Fig. 1.
Labelling in figure：The valve pins of 1- first, 2- valve pockets, 3- sealing rings, 4- mounting brackets, the special-shaped circles of 5-, 6- the first reset bullets
Spring, the spring bases of 7- first, the magnet rings of 8- first grip set, 10- the first magnetic core axles, the pads of 11- first, the electromagnetism of 12- first before 9- first
Solenoid, 13- valve shells, 14- shells, the fairleads of 15- first, the magnetic cores of 16- first are covered on 17-, and set, 19- are gripped after 18- first
Second fairlead, grips set, the os of 21- second, the magnetic cores of 22- second, the pads of 23- second, before 24- second after 20- second
Grip set, 25- the second magnetic core axles, 26- magnetic field detection sensors, 27- second spring seats, the magnet rings of 28- second, 29- the second reset bullets
Spring, the valve pins of 30- second, 100- the first magnetic core axle endoporus, 130- locating notches, 160- the first magnetic core endoporus, the magnetic cores of 220- second
Endoporus, 250- the second magnetic core axle endoporus.
Specific embodiment
In order that the objects, technical solutions and advantages of the present invention become more apparent, below in conjunction with the accompanying drawings and it is embodied as
The present invention is described in detail for example.It should be appreciated that specific embodiment described herein is only to explain the present invention, not
For limiting the present invention.
A kind of electromagnetic valve of channel structure as shown in Figure 1, specifically include valve shell 13, the first o 12,
Grip to grip to be gripped before set 18, the first fairlead 15, second after set 9, first before second o 21, first and grip after set 24, second
The 20, second fairlead 19 of set, the first magnetic core 16, the second magnetic core 22, the first valve pin 1 and the second valve pin 30 and magnetic field detection sensing
Device 26.First o 12, the second o 21 preferably adopt same size solenoid.First magnetic core
16 are connected with the first magnetic core axle 10, the first pad 11 are arranged between the first magnetic core 16 and the first magnetic core axle 10, by the first magnetic core
16 and first magnetic core axle 10 and the first pad 11 be assembled into the first magnetic core assembly, described the second magnetic core 22 and the second magnetic core axle
25 connections, arrange the second pad 23, by the second magnetic core 22 and the second magnetic core axle between the second magnetic core 22 and the second magnetic core axle 25
25 and second pad 23 be assembled into the second magnetic core assembly.
As shown in Figure 2, Figure 3, Figure 4, described valve shell 13 adopts the channel structure arranged side by side of integrated molding, wherein one
The second o 21 of assembling in the first o 12 of assembling, another passage in individual passage.Further, outside valve
Locating notch 130 is opened up on shell 13.Generally, same one end of each passage of the valve shell 13 arranges locating notch 130, and two
The opening direction of individual locating notch 130 is identical, that is, being respectively equipped with locating notch 130 on each passage of valve shell 13.It is preferred that
Ground, the central axis of two on the valve shell 13 locating notch 130 is parallel to each other respectively with the central axis of valve shell 13
Arrange.Matched with the wiring position of the first o 12, the second o 21 respectively by arranging locating notch 130
Close, can be used to determine the first o 12, the wiring direction of the second o 21 and installation direction respectively.It is described
Valve shell 13 can be injection encapsulated in shell 14, the shell 14 be preferably injection molding of polymers shell, its one end and upper lid
17 are fixedly connected, and form cage assembly, it is ensured that valve shell 13 is fixed reliable in shell 14, to ensure electromagnetic valve in vibration processes
Middle valve shell 13 will not loosen.
As shown in figure 1, grip before the first described o 12, first that set 18, the first fairlead are gripped after set 9, first
15 are installed in the same passage of valve shell 13, grip before first and offer and passed through for the activity of the first magnetic core axle 10 on set 9
Through hole.Wherein, the first fairlead 15 grip after first set 18, the first o 12 and installed in the first magnetic core 16 with
Grip after first between set 18, its opening is connected with set 9 is gripped before first, and plane is higher by the first magnetic core 16 on the first fairlead 15
Upper plane when initial position.Similarly, grip before the second described o 21, second grip after set 24, second set 20,
Second fairlead 19 is installed in another passage of valve shell 13, is gripped before second and is offered for the second magnetic core on set 24
The through hole that the activity of axle 25 is passed through.Wherein, the second fairlead 19 is gripped set 20, the second o 21 and is arranged on after second
Grip after second magnetic core 22 and second between set 20, its opening is connected with set 24 is gripped before second, and plane is high on the second fairlead 19
Go out the second magnetic core 22 in initial position when upper plane.
Due to two sets of os, magnetic core assembly, it is front grip set, after grip set, fairlead and be installed in same entirety
In the valve shell 13 of structure, therefore, installing space not only can be greatly saved, and, by controlling two on valve shell 13
The centre-to-centre spacing of the centre-to-centre spacing of individual passage and two passages keeps constant, it is possible to ensure to be arranged in the passage of valve shell 13 well
Each parts relative position, with ensure the first o 12, the second o 21 and other parts peace
It is not in the shift phenomenon of relative installation to be attached to behind position, even if in engine working process being also not in relative fortune
Emotionally condition, so as to be effectively improved the reliable operation degree of electromagnetic valve.
Described the first fairlead 15, the second fairlead 19 can be metalwork or working of plastics, also, the first fairlead
15th, the second fairlead 19 does not have magnetic conductivity without magnetic yet.Described the first valve pin 1, the second valve pin 30 does not have magnetic,
There is no magnetic conductivity yet, or with weaker magnetic conductivity.Preferably, the first described valve pin 1, the second valve pin 30 are respectively light
Axle, not only molding is simple, easy to process, and with low cost.Described the first valve pin 1, the second valve pin 30 through valve pocket 2 and point
Sliding matching structure is not formed with valve pocket 2, the first spring base 7 is fixedly connected on the one end of the first valve pin 1, its fixed form is not limited
In welding；(the first back-moving spring 6 is set between the first spring base 7 and valve pocket 2, the is fixedly connected on the one end of the second valve pin 30
Two spring bases 27, its fixed form is not limited to welding；Second back-moving spring 29 is set between second spring seat 27 and valve pocket 2.
The valve pocket 2 is press fit together with the interference of mounting bracket 4 and is assembled into valve pocket assembly, and on the outside of valve pocket 2 sealing ring 3 is provided with,
Special-shaped circle 5 is installed between shell 14 and mounting bracket 4.The valve pocket assembly is closed up with cage assembly by riveting, is completed
The assembling of electromagnetic actuator assembly.Wherein, the material of the valve pocket 2 does not have magnetic, does not have magnetic conductivity yet.
Described the first o 12, the first valve pin 1 of respective independent driving of the second o 21, the second valve pin
30 actions.Specifically, first valve pin 1 is driven by the first o 12, the second valve pin 30 is by the second o
21 drive and to be respectively relative to valve shell 13 for linear motion.After the power-off of the first o 12, (the first back-moving spring 6 is pushed away
Dynamic first valve pin 1 is reset to initial position；After the power-off of the second o 21, second back-moving spring 29 promotes the second valve pin
30 are reset to initial position.
The first magnet ring 8 is fixedly connected on the first described valve pin 1, the second magnet ring 28 is fixedly connected on the second valve pin 30,
The magnet ring 8 of first valve pin 1 and first, the fixing assembling of the first spring base 7 are into the first valve pin assembly, similarly, second valve
The magnet ring 28 of pin 30 and second, the fixing assembling of second spring seat 27 are into the second valve pin assembly.Preferably, described one end of first valve pin 1
It is fixed with magnet structure and forms the first magnet ring 8；Described one end of second valve pin 30 is fixed with magnet structure and forms second
Magnet ring 28.Preferably, the magnet structure on first valve pin 1 is to be fixed on the first spring by injection molding encapsulating
On seat 7；Magnet structure on second valve pin 30 is fixed on second spring seat 27 by injection molding encapsulating,
To ensure the first valve pin 1, the second valve pin 30 in motor process, the first magnet ring 8 will not be from the first spring base 7, the second magnet ring 28
Will not come off from second spring seat 27.Described the first magnet ring 8, the mode that magnetizes of the second magnet ring 28 are magnetized using radiation, are made
It is a magnetic pole to obtain its internal diameter, and external diameter is another magnetic pole.
As shown in figure 1, described magnetic field detection sensor 26 is fixedly mounted between the first magnet ring 8 and the second magnet ring 28
Asymmetric position.Preferably, the magnetic field detection sensor 26 adopts linear hall sensor.Generally, described magnetic field detection
Sensor 26 is by being molded and is partially encapsulated in injection casing 14, to enter to the installation site of magnetic field detection sensor 26
Row is fixed, while and not affecting the detection of magnetic field detection sensor 26, feedback signal.Can by arranging magnetic field detection sensor 26
For detecting the change of radial magnetic field intensity.
Signal transmission is carried out between described magnetic field detection sensor 26 and engine controller.When the first o
12nd, when the second o 21 is each independently powered, its electromagnetic force for producing promotes respectively the first magnetic core 16, the second magnetic core 22
Move downward relative to valve pocket 2, so as to promote the first valve pin 1, the second valve pin 30 each to move downward relative to valve pocket 2 respectively.
First valve pin 1, the motion of the second valve pin 30 cause the magnetic field intensity at the present position of magnetic field detection sensor 26 to produce change
Change, so that the output signal of magnetic field detection sensor 26 produces change, engine controller passes through magnetic field detection sensor
The change of 26 feedback signal, you can judge the first valve pin 1, the kinestate of the second valve pin 30.For example, when the first valve pin 1 is moved
When making, the output HIGH voltage of magnetic field detection sensor 26；When the second 30 action of valve pin, magnetic field detection sensor 26 exports low electricity
Pressure；When the first valve pin 1, the second valve pin 30 are all failure to actuate, the output medium voltage of magnetic field detection sensor 26；When the first valve pin 1,
Second valve pin 30 all action when, magnetic field detection sensor 26 output medium voltage and high voltage between magnitude of voltage.
But, when the first o 12, the second 21 power-off of o, its electromagnetic force disappears, the first electromagnetism
The first valve pin 1 corresponding to solenoid 12 will be returned to the first o 12 in the presence of (the first back-moving spring 6 and not lead to
Location status when electric.Similarly, the second valve pin 31 corresponding to the second o 21 is by second back-moving spring 29
The location status being returned under effect when the second o 21 is not powered on.By the way that magnetic field detection sensor 26 is designed
On asymmetric position between one magnet ring 8 and the second magnet ring 28, to judge the action feelings of valve pin according to the change of magnetic field intensity
Condition；By arranging fairlead, it is ensured that the not run-off the straight in motion of each self-corresponding magnetic core, so as to will not in course of action
Clamping stagnation, is conducive to improving the response time of electromagnetic actuator；Again by magnet ring injection moulding after by valve pin and spring base welding
On spring base, the adhesive strength that can be greatly enhanced between magnet ring and spring base, it is ensured that magnet ring will not in course of action
Fall off.
It is smooth in order to better ensure that intake and exhaust of the magnetic core therein during up and down motion, as shown in Figure 1 and Figure 2, can
To open up the first magnetic core endoporus 160 on the first magnetic core 16, the first magnetic core axle endoporus 100 is opened up on the first magnetic core axle 10；Together
Sample ground, opens up the second magnetic core endoporus 220 on the second magnetic core 22, and the second magnetic core axle endoporus 250 is opened up on the second magnetic core axle 25.
After the first magnetic core 16 and the first magnetic core axle 10 and the first pad 11 press-fit into the first magnetic core assembly, the second magnetic core 22 and the second magnetic
The pad 23 of mandrel 25 and second press-fits into after the second magnetic core assembly, can pass through the first magnetic core endoporus 160, the first magnetic core axle endoporus
100 lead the upper end of the first fairlead 15 by second with ft connection, by the second magnetic core endoporus 220, the second magnetic core axle endoporus 250
To 19 upper ends of set and ft connection, so as to ensure that the first magnetic core 16, the second magnetic core 22 enter row during up and down motion respectively
Gas is smooth.
Presently preferred embodiments of the present invention is the foregoing is only, not to limit the present invention, it is noted that all
Any modification, equivalent and improvement for being made within the spirit and principles in the present invention etc., should be included in the guarantor of the present invention
Within the scope of shield.
Claims (10)
1. a kind of electromagnetic valve of channel structure, including valve shell (13), the first o (12) and the second electric solenoid
Pipe (21), it is characterised in that：The channel structure arranged side by side of the described integrated molding of valve shell (13), in one of passage
Assemble the second o of assembling (21), first o in the first o (12), another passage
(12) the first valve pin (1), the second o (21) is driven to drive the second valve pin (30) and be respectively relative to valve shell (13)
Linear motion.
2. the electromagnetic valve of a kind of channel structure according to claim 1, it is characterised in that：On described valve shell (13)
Open up locating notch (130).
3. the electromagnetic valve of a kind of channel structure according to claim 2, it is characterised in that：The valve shell (13) it is every
Same one end of individual passage arranges locating notch (130), and two locating notch (130) opening directions are identical.
4. the electromagnetic valve of a kind of channel structure according to claim 3, it is characterised in that：On the valve shell (13)
The central axis of two locating notches (130) is parallel to each other respectively with the central axis of valve shell (13).
5. the electromagnetic valve of a kind of channel structure according to any one of claim 1-4, it is characterised in that：Described first
Valve pin (1), the second valve pin (30) extend through valve pocket (2) and respectively with valve pocket (2) formed sliding matching structure, in the first valve pin
(1) the first spring base (7) is fixedly connected on, (the first back-moving spring (6) is set between the first spring base (7) and valve pocket (2),
Second spring seat (27) is fixedly connected on second valve pin (30), second is arranged between second spring seat (27) and valve pocket (2) and is answered
Position spring (29).
6. the electromagnetic valve of a kind of channel structure according to claim 5, it is characterised in that：Also sense including magnetic field detection
Device (26), is fixedly connected the first magnet ring (8) on the first valve pin (1), and on the second valve pin (30) the second magnet ring is fixedly connected
(28), the magnetic field detection sensor (26) is fixedly mounted on the asymmetric position between the first magnet ring (8) and the second magnet ring (28)
Put.
7. the electromagnetic valve of a kind of channel structure according to claim 6, it is characterised in that：First valve pin (1) one
End is fixed with magnet structure and forms the first magnet ring (8).
8. the electromagnetic valve of a kind of channel structure according to claim 7, it is characterised in that：On first valve pin (1)
Magnet structure be by injection molding encapsulating be fixed on the first spring base (7).
9. the electromagnetic valve of a kind of channel structure according to claim 6, it is characterised in that：Second valve pin (30) one
End is fixed with magnet structure and forms the second magnet ring (28).
10. the electromagnetic valve of a kind of channel structure according to claim 9, it is characterised in that：Second valve pin (30)
On magnet structure be by injection molding encapsulating be fixed on second spring seat (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710059620.6A CN106594364A (en) | 2017-01-24 | 2017-01-24 | Electromagnetic valve with two-channel structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710059620.6A CN106594364A (en) | 2017-01-24 | 2017-01-24 | Electromagnetic valve with two-channel structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106594364A true CN106594364A (en) | 2017-04-26 |
Family
ID=58585370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710059620.6A Pending CN106594364A (en) | 2017-01-24 | 2017-01-24 | Electromagnetic valve with two-channel structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106594364A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109595382A (en) * | 2018-12-19 | 2019-04-09 | 海力达汽车***（常熟）有限公司 | A kind of multi executors solenoid valve of control sliding cam displacement |
| CN110005496A (en) * | 2019-05-15 | 2019-07-12 | 杰锋汽车动力***股份有限公司 | Two-stage variable air valve lift range mechanism for internal combustion engine |
| CN113389613A (en) * | 2021-07-26 | 2021-09-14 | 杰锋汽车动力***股份有限公司 | Electromagnetic driver of variable valve lift system |
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| WO2009052934A1 (en) * | 2007-10-23 | 2009-04-30 | Honeywell Technologies Sarl | Gas regulating unit |
| US20100089347A1 (en) * | 2008-10-09 | 2010-04-15 | Eaton Corporation | Dual variable valve solenoid module |
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