CN205977465U - Gaseous fuel is gas electricity injection valve for engine - Google Patents
Gaseous fuel is gas electricity injection valve for engine Download PDFInfo
- Publication number
- CN205977465U CN205977465U CN201620998183.5U CN201620998183U CN205977465U CN 205977465 U CN205977465 U CN 205977465U CN 201620998183 U CN201620998183 U CN 201620998183U CN 205977465 U CN205977465 U CN 205977465U
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- valve
- valve block
- block
- fuel gas
- armature
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
Abstract
The utility model discloses a gaseous fuel is gas electricity injection valve for engine, including casing, electromagnetism valve member and case part. The case part includes case, valve block, disk seat and armature, and the valve block is installed in the case, valve block and armature lower extreme fixed connection, and during the circular telegram of electromagnetism valve member, under electric magnetic force, the armature pulling the valve block rebound forms gas fuel passag between the lower surface of messenger's valve block and the upper surface of disk seat, during the outage of electromagnetism valve member, the lower surface of valve block forms the face of sealing with the laminating of the upper surface of disk seat, blocks gas fuel passag. The utility model discloses high velocity gas machine and dual -fuel engine in can being applicable to, it is fast to satisfy response speed, and gas metering is accurate, covers requirements such as power per cylinder wide range.
Description
Technical field
This utility model is related to gas machine and dual fuel engine part, starts more specifically to a kind of gaseous fuel
Machine fuel gas electric spray valve.
Background technology
NOx, SOx in waste gas and particle content limit value are defined extremely strict by new Abgasgesetz.With market
Strong pursuit to cleaning power, Engine Industry is just greatly developing gaseous propellant engine technology.Gas machine ferryboat is in Norway
Successful operation, towboat also will followed by.For many years, double fuel or even trifuel engine are as LNG ship oceangoing ship and sea
The power of upper oil gas platform.Gaseous fuel has the characteristics that its own as one of main fuel：Low temperature, unlubricated, extremely dry
Dry and corrosivity.In view of the difference of gaseous fuel and traditional fuel, the design of fuel feed system and manufacture will certainly
Face many new challenges.
Gaseous propellant engine fuel gas electric spray valve, as the kernel component in fuel feed system, sealing surface is easy
There is cold-welding effect, accelerate sealing surface wear, and then limit the service life of electric spray valve.Gaseous fuel as flammable gas and
It is susceptible to leak, occur leakage can cause the decline of engine performance toward air intake duct direction, the external world can be caused toward external world's leakage
Environmental security hidden danger, therefore should adopt an effective measure in the design process, disclosure risk is down to minimum.In order that gas machine work
Make stable it is desirable to the fast response time of fuel gas injection valve, concordance is good.
Content of the invention
The purpose of this utility model is to provide a kind of gaseous propellant engine fuel gas electric spray valve, can be applied to high speed
Gas machine and dual fuel engine, disclosure satisfy that fast response time, and accurately, covering wide grade of power per cylinder scope will for gas metering
Ask.
Gaseous propellant engine fuel gas electric spray valve described in the utility model, including housing, electromagnetic valve components and valve element portion
Part, electromagnetic valve components and valve hole part are arranged on housing, and electromagnetic valve components are located above valve hole part.Described electromagnetism valve portion
Part includes solenoid valve casing and iron-core coil.
Described valve hole part includes valve element, valve block, valve seat and armature, and the lower end of armature is located at the center in the hole of valve element；Valve
Piece is arranged in valve element, and valve block is located at the lower section of armature, and valve block is fixedly connected with armature lower end by screw, the lower surface of valve block
Match with the upper surface of valve seat, during electromagnetic valve components energising, under electromagnetic force, described armature pulls described valve block upwards
Mobile, make to be formed blast tube, during electromagnetic valve components power-off, the following table of valve block between the lower surface of valve block and the upper surface of valve seat
Being fitted with the upper surface of valve seat and form sealing surface in face, blocks blast tube, and this blast tube is entered with the combustion gas being arranged on housing
Mouth connects with gas outlet.Realization sealing preferably, need to be carried out strictly to described valve block lower surface and described valve seat upper surface
Roughness control.
Further, valve block is arranged in valve element by spring, and the upper and lower ends of spring are connected with valve element and valve block respectively.Bullet
Spring for described valve block take a seat offer stable restoring force, mitigate sealing surface abrasion, spring can play the role of positioning simultaneously so that
First air channel of described valve block and described valve seat and the second air channel are able to precise match and form sealing surface, valve block in spring and
It is pressed on described valve seat under the synergy of draught head, there is good self sealss effect.Meanwhile, the spring of setting is permissible
Pressure reduction mutation before and after electric spray valve, when the pressure in motor intake manifold is higher than for combustion gas atmospheric pressure, prevents engine charge
Pour in down a chimney entrance fuel gas supply conduit.
Further, the side wall of valve block offers passage, the lower surface of valve block offers the first air channel, the first ventilation
Groove is connected with described passage, and the upper surface of valve seat offers the second air channel, and the lower surface of valve seat offers pod apertures, water conservancy diversion
Hole is connected with the second air channel.Do not formed in upstream when ensureing that described valve block is opened and dam, reduce the pressure loss, seat bottom portion sets
Pod apertures, communicate with the second air channel of described valve seat upper surface, fuel gas injection can be made more stable.
Further, described first air channel is made up of the multiple concentric annular grooves being arranged in valve block lower surface, each annular
Connected by pore between groove；Second air channel is made up of the multiple concentric annular slot structures being arranged in valve seat upper surface, each
Connected by pore between cannelure.This structure, in the case of the design lift of valve block is less, can form larger circulation
Area.Circulation area is larger to mean the power model of this electric spray valve will have broader range of flow, can mate electromotor
Enclose and also accordingly increase, purposes is more extensive.Because lift is less, therefore, stroke speed when valve block is taken a seat is less, and this design can
To mitigate the shock of movement parts, increase the sealing surface life-span.
Further, described housing is made using hard aluminium alloy, it is to avoid described housing is done to described electromagnetic valve components
Disturb, improve response speed on the premise of proof strength.Meanwhile, alleviate the weight of EFI valve assembly.
Further, electromagnetic valve components and valve hole part are coaxially mounted on housing；
Further, the iron core of described iron-core coil is E shape, forms it is provided that more using ferrum silicochromium flaky material stacking
Big electromagnetic force, effectively suppresses the current vortex in described iron core to produce simultaneously, and then weakens current vortex to described electromagnetic valve components
The impact of response speed.
Further, between magnet valve part and housing, between valve hole part and housing and the fuel gas inlet of housing and combustion
It is mounted on the O-ring seal of high performance fluorubber material around gas outlet, block the leakage path of combustion gas, improve EFI
The reliability of valve and safety in utilization.
Gaseous propellant engine fuel gas electric spray valve described in the utility model, due to having said structure, electromagnetic valve components
During energising, under electromagnetic force, armature pulls valve block to move up, and sealing surface is unfolded into blast tube, electromagnetic valve components
During power-off, in the presence of spring force and gravity, valve block is taken a seat, the lower surface of valve block fit with the upper surface of valve seat formation close
Front cover forms sealing surface and blocks blast tube, in the lower surface of valve block and the upper surface of valve seat all using the structure of concentric annular groove
Design, this structure in the case of the design lift of valve block is less, can form larger circulation area, so that electric spray valve will be had
Broader range of flow, the power bracket of the electromotor that can mate also accordingly increases, and purposes is more extensive.This utility model has
Fast response time, gas metering accurately, cover power per cylinder scope wide the features such as.This utility model is applied to power per cylinder
The high speed gas machine of 90kW～600kW or dual fuel engine.When fully opening, actual internal area is 400mm2～500mm2,
Lift 0.38mm～0.42mm, normally can run under -20 DEG C～105 DEG C environment.
Brief description
Fig. 1 is axonometric drawing of the present utility model；
Fig. 2 is internal structure schematic diagram of the present utility model；
Fig. 3 is the structural representation of electromagnetic valve components in this utility model；
Fig. 4 is the structural representation of valve hole part in this utility model；
Fig. 5 is the axonometric drawing of this utility model middle valve plate；
Fig. 6 is the axonometric drawing of valve seat in this utility model；
Fig. 7 is the axonometric drawing of another angle of valve seat in this utility model.
Specific embodiment
In order to the technical solution of the utility model is explained further, come below in conjunction with the accompanying drawings this utility model is carried out in detail
Illustrate.
Referring to shown in Fig. 1 to Fig. 7, this gaseous propellant engine fuel gas electric spray valve, including housing 9, electromagnetic valve components and
Valve hole part, electromagnetic valve components and valve hole part are coaxially mounted on housing, and electromagnetic valve components are located above valve hole part.Housing
9 are made using hard aluminium alloy, between magnet valve part and housing 9, between valve hole part and housing 9 and housing 9 combustion gas
It is mounted on the O-ring seal 10 of high performance fluorubber material around import and gas outlet.Described electromagnetic valve components include
Solenoid valve casing 1 and iron-core coil 2, the iron core 21 of iron-core coil 2 is E shape, is formed using ferrum silicochromium flaky material stacking.
Described valve hole part includes valve element 4, valve block 6, valve seat 7 and armature 3, and described valve element 4 lower edge is pressed on described valve seat 7
On.Described armature 3 is T-shaped, and its lower end is located at the center in the hole of valve element 4.Valve block 6 is arranged in valve element 4 by multiple springs 5,
The upper and lower ends of spring 5 are connected with valve element 4 and valve block 6 respectively.Valve block 6 is located at the lower section of armature 3, and valve block 6 passes through screw 8 and rank
Ferrum 3 lower end is fixedly connected, and the lower surface of valve block 6 is matched with the upper surface of valve seat 7, the side wall of valve block 6 offers multiple logical
Pore 61, the lower surface of valve block 6 offers the first air channel 62, and the first air channel 62 is multiple concentric annular slot structure composition,
Connected by pore between each cannelure.The upper surface of valve seat 7 offers the second air channel 71, the second air channel 71 be also
Multiple concentric annular slot structure compositions, are connected by pore between each cannelure.The lower surface of valve seat 7 offers 18 and leads
Discharge orifice 72, pod apertures 72 are connected with the second air channel 71.During electromagnetic valve components energising, under electromagnetic force, armature 3 pulls valve
Piece 6 moves up, and makes to be formed blast tube, during electromagnetic valve components power-off, valve between the lower surface of valve block 6 and the upper surface of valve seat
The lower surface of piece 6 is fitted with the upper surface of valve seat and is formed sealing surface（During laminating, the first air channel 62 is mutual with the second air channel 71
Stagger）, block blast tube, this blast tube is connected with the fuel gas inlet being arranged on housing and gas outlet.
Claims (8)
1. a kind of gaseous propellant engine fuel gas electric spray valve, including housing（9）, electromagnetic valve components and valve hole part, electromagnetic valve
Part and valve hole part are arranged on housing, electromagnetic valve components be located at valve hole part above it is characterised in that：
Described electromagnetic valve components include solenoid valve casing（1）And iron-core coil（2）；
Described valve hole part includes valve element（4）, valve block（6）, valve seat（7）And armature（3）, the lower end of armature is located at the center of valve element
In the hole；Valve block is arranged in valve element, and valve block is located at the lower section of armature, and valve block is fixedly connected with armature lower end, the lower surface of valve block
Match with the upper surface of valve seat, during electromagnetic valve components energising, under electromagnetic force, described armature（3）Pull described valve block
（6）Move up, make valve block（6）Lower surface and the upper surface of valve seat between formed blast tube, during electromagnetic valve components power-off,
Valve block（6）Lower surface fit with the upper surface of valve seat formation sealing surface, block blast tube, this blast tube be arranged on shell
Fuel gas inlet on body connects with gas outlet.
2. according to claim 1 gaseous propellant engine fuel gas electric spray valve it is characterised in that：Valve block（6）By spring
（5）It is arranged on valve element（4）Interior, the upper and lower ends of spring respectively with valve element（4）And valve block（6）Connect.
3. gaseous propellant engine fuel gas electric spray valve according to claim 1 or claim 2 it is characterised in that：Valve block（6）Side wall
On offer passage（61）, the lower surface of valve block offers the first air channel（62）, the first air channel is with described passage even
Logical；Valve seat（7）Upper surface offer the second air channel（71）, the lower surface of valve seat offers pod apertures（72）, pod apertures with
Second air channel connection.
4. according to claim 3 gaseous propellant engine fuel gas electric spray valve it is characterised in that：Described first air channel
（62）It is made up of the multiple concentric annular grooves being arranged in valve block lower surface, connected by pore between each cannelure；Second leads to
Air drain（71）It is made up of the multiple concentric annular slot structures being arranged in valve seat upper surface, between each cannelure by pore even
Logical.
5. according to claim 1 gaseous propellant engine fuel gas electric spray valve it is characterised in that：Described housing（9）Using
Hard aluminium alloy is made.
6. according to claim 1 gaseous propellant engine fuel gas electric spray valve it is characterised in that：Described electromagnetic valve components and
Valve hole part is coaxially mounted to housing（9）On.
7. according to claim 1 gaseous propellant engine fuel gas electric spray valve it is characterised in that：Described iron-core coil（2）
Iron core（21）For E shape, formed using ferrum silicochromium flaky material stacking.
8. according to claim 1 gaseous propellant engine fuel gas electric spray valve it is characterised in that：In magnet valve part and housing
（9）Between, be respectively mounted sealing ring between valve hole part and housing and around the fuel gas inlet of housing and gas outlet（10）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620998183.5U CN205977465U (en) | 2016-08-31 | 2016-08-31 | Gaseous fuel is gas electricity injection valve for engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620998183.5U CN205977465U (en) | 2016-08-31 | 2016-08-31 | Gaseous fuel is gas electricity injection valve for engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205977465U true CN205977465U (en) | 2017-02-22 |
Family
ID=58042471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620998183.5U Active CN205977465U (en) | 2016-08-31 | 2016-08-31 | Gaseous fuel is gas electricity injection valve for engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205977465U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106121867A (en) * | 2016-08-31 | 2016-11-16 | 重庆红江机械有限责任公司 | A kind of gaseous propellant engine fuel gas electric spray valve |
| CN107091362A (en) * | 2017-06-28 | 2017-08-25 | 哈尔滨工程大学 | A kind of double electromagnetism fuel gas injection valves of adjustable actual internal area coaxial-type |
| CN107131075A (en) * | 2017-06-28 | 2017-09-05 | 哈尔滨工程大学 | Fuel gas injection valve is oriented in a kind of piezoelectric type of the through type with floating valve seat |
| CN107165747A (en) * | 2017-06-28 | 2017-09-15 | 哈尔滨工程大学 | Fuel gas injection valve is oriented in a kind of piezoelectric type of bypass type axial admission |
| CN109404167A (en) * | 2018-12-29 | 2019-03-01 | 重庆红江机械有限责任公司 | Fuel gas injection valve and the gas or dual fuel engine for using it |
| CN113898499A (en) * | 2021-10-08 | 2022-01-07 | 重庆红江机械有限责任公司 | Gas injection valve for high pressure difference gas engine |
| CN114233529A (en) * | 2021-12-27 | 2022-03-25 | 营口理工学院 | Gas electric spray valve capable of controlling gas flow |
-
2016
- 2016-08-31 CN CN201620998183.5U patent/CN205977465U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106121867A (en) * | 2016-08-31 | 2016-11-16 | 重庆红江机械有限责任公司 | A kind of gaseous propellant engine fuel gas electric spray valve |
| CN107091362A (en) * | 2017-06-28 | 2017-08-25 | 哈尔滨工程大学 | A kind of double electromagnetism fuel gas injection valves of adjustable actual internal area coaxial-type |
| CN107131075A (en) * | 2017-06-28 | 2017-09-05 | 哈尔滨工程大学 | Fuel gas injection valve is oriented in a kind of piezoelectric type of the through type with floating valve seat |
| CN107165747A (en) * | 2017-06-28 | 2017-09-15 | 哈尔滨工程大学 | Fuel gas injection valve is oriented in a kind of piezoelectric type of bypass type axial admission |
| CN109404167A (en) * | 2018-12-29 | 2019-03-01 | 重庆红江机械有限责任公司 | Fuel gas injection valve and the gas or dual fuel engine for using it |
| CN109404167B (en) * | 2018-12-29 | 2020-11-24 | 重庆红江机械有限责任公司 | Gas injection valve and gas or dual-fuel engine adopting same |
| CN113898499A (en) * | 2021-10-08 | 2022-01-07 | 重庆红江机械有限责任公司 | Gas injection valve for high pressure difference gas engine |
| CN114233529A (en) * | 2021-12-27 | 2022-03-25 | 营口理工学院 | Gas electric spray valve capable of controlling gas flow |
| CN114233529B (en) * | 2021-12-27 | 2023-10-10 | 营口理工学院 | Gas electronic injection valve capable of controlling gas flow |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |