CN110185566A - A kind of spiral-flow type jet orifice plate and nozzle - Google Patents
A kind of spiral-flow type jet orifice plate and nozzle Download PDFInfo
- Publication number
- CN110185566A CN110185566A CN201910538970.XA CN201910538970A CN110185566A CN 110185566 A CN110185566 A CN 110185566A CN 201910538970 A CN201910538970 A CN 201910538970A CN 110185566 A CN110185566 A CN 110185566A
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- CN
- China
- Prior art keywords
- orifice plate
- jet orifice
- drainage trough
- segmental arc
- spiral
- 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
- 230000004308 accommodation Effects 0.000 claims description 4
- 238000009827 uniform distribution Methods 0.000 claims description 3
- 239000012530 fluid Substances 0.000 abstract description 12
- 239000007788 liquid Substances 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 7
- 238000010276 construction Methods 0.000 abstract description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 2
- 229910052799 carbon Inorganic materials 0.000 abstract description 2
- 238000009826 distribution Methods 0.000 abstract description 2
- 230000035772 mutation Effects 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 11
- 239000007921 spray Substances 0.000 description 9
- 238000005192 partition Methods 0.000 description 6
- 238000003860 storage Methods 0.000 description 5
- 210000002421 cell wall Anatomy 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
- F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
- F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
- F02M61/1853—Orifice plates
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Nozzles (AREA)
Abstract
The invention discloses a kind of spiral-flow type jet orifice plates, multiple drainage troughs are provided in the jet orifice plate, one nozzle opening is set in each drainage trough, after the fluid media (medium)s such as oil liquid enter in drainage trough, the structure of drainage trough groove can adequately drain the media such as oil liquid and pass through the nozzle opening in drainage trough, and multiple nozzle openings can quickly eject the media such as oil liquid, be detained the media such as oil liquid will not, to reduce carbon distribution;Further, the drainage trough is by sequentially connected first segmental arc, straight slot, curved groove section and the second segmental arc, pass through the setting of curved groove section, so that the structure of entire drainage trough is similar to comma construction, and fluid media (medium) is in this configuration, its running track is at helical trajectory, especially multiple drainage trough designs, when fluid media (medium) enters drainage trough, using helical trajectory as entry in the drainage trough, accelerates form high speed incision nozzle opening, streamed so that fluid media (medium) is formed in drainage trough, boundary mutation is formed at nozzle opening, increases atomizing effect.
Description
Technical field
The present invention relates to engine nozzle technical fields, and in particular to a kind of spiral-flow type jet orifice plate and nozzle.
Background technique
The quality of critical component one of of the atomizer as EFI engine, its work influences engine for serious
Performance.Existing atomizer is generally simple electromagnetic valve structure, if CN2016209634863 discloses a kind of nozzle, packet
Shell is included, is equipped with valve body in the shell, coil block is equipped between the valve body and shell, is equipped with adjusting sleeve in the valve body
And spool, the spool can slide in valve body, and spring fixed seat, the spring fixed seat and valve are equipped in the adjusting sleeve
Elastic component is equipped between core, the front end of the spool is equipped with sphere across partition and nozzle, if the spool is circumferentially with
A spray orifice, is equipped with storage chamber between the spool, partition and nozzle, the partition is equipped with the connection for being connected to storage chamber with nozzle
Slot, the spring fixed seat are stepped construction, and point diameter is less than rear end, and front end is cylindrical structure, and its rear end is
Not closed cylindrical structure, one end of the spring fixed seat and the end thereof contacts of spring, the other end of spring are contacted with spool.
In above structure, partition can also be called the titles such as valve seat.When electromagnetic coil assembly is powered, suction is generated, needle-valve is picked up,
Spray orifice is opened, the gap high speed ejection between axonometer and spray orifice of the media such as fuel oil through needle-valve head is formed misty.In nozzle skill
In art, technical staff actively improves the cooperation between each modular construction of nozzle and each component for the spray effect realized,
But personnel's research corresponding for the structure of jet orifice plate is few, general jet orifice plate is arranged on oil pipe body or valve seat,
Structure be usually by single hole or it is porous be arranged in jet orifice plate main body, since realize spraying effect, still, in practice,
Technical staff has found this kind of structure, and there is room for improvement.
Summary of the invention
In order to solve the above technical problems, the present invention provides a kind of spiral-flow type jet orifice plates comprising: jet orifice plate main body,
It is provided at least one drainage trough on the jet orifice plate ontology, is provided with a nozzle opening in each drainage trough;The drainage
Slot is arranged by sequentially connected first segmental arc, straight slot, curved groove section and the second segmental arc, the nozzle opening in second arc
Shape section is interior or the junction of the curved groove section Yu second segmental arc is arranged in.
Further, the width of the arrival end of the curved groove section is less than the width of outlet end.
Further, first segmental arc and second segmental arc are all arc section.
Further, the center of circle of first segmental arc is located on the center line of the straight slot or is located at the straight slot
Center line extended line on;Line between the center of circle of first segmental arc and the center of circle of second arc segment with it is described
Angle between the center line of straight slot is greater than 0 degree.
Further, multiple drainage troughs are with the jet orifice plate main body a little for the radially uniform distribution of dot.
Further, multiple drainage troughs circumferentially circumferential uniformly arrangement;The center of circle of multiple first segmental arcs is along circle
Zhou Zhouxiang uniformly arranges;The circumferentially circumferential uniformly arrangement of the center of circle of multiple second segmental arcs.
The invention also discloses a kind of nozzles comprising jet orifice plate, the jet orifice plate are any of the above-described spiral-flow type spray of right
Orifice plate.
It further, further include valve seat, the jet orifice plate is mounted in the jet orifice plate accommodation groove of the valve seat, meanwhile, it is described
Drainage trough described in the oil outlet covering part of valve seat.
The above technical solution of the present invention has the following advantages over the prior art:
(1) spiral-flow type jet orifice plate of the invention, is provided with multiple drainage troughs in the jet orifice plate, in each drainage trough
One nozzle opening is set, and after the fluid media (medium)s such as oil liquid enter in drainage trough, the structure of drainage trough groove can adequately draw
The media such as oil liquid are flowed by the nozzle opening in drainage trough, and multiple nozzle openings can quickly eject the media such as oil liquid, make oil liquid
Equal media will not be detained, to reduce carbon distribution;Further, the drainage trough is by sequentially connected first segmental arc, straight slot, curved
Slot section and the second segmental arc, by the setting of curved groove section, so that the structure of entire drainage trough is similar to comma construction, and fluid media (medium)
In this configuration, running track is at helical trajectory, especially multiple drainage troughs designs, when fluid media (medium) enters drainage trough,
Using helical trajectory as entry in the drainage trough, accelerate form high speed incision nozzle opening, so that fluid media (medium) is in drainage trough
Formation is streamed, and is formed boundary mutation at nozzle opening, is increased atomizing effect.
(2) spiral-flow type jet orifice plate of the invention, the width of the arrival end of the curved groove section are less than the width of outlet end, the knot
Structure increases the transformation process of fluid media (medium) moment in drainage trough, so that fluid media (medium) be made to be more easier to flow, reduces stream
Dynamic attachment of the medium in the flowing space reduces accumulative, increase spray effect.
(3) spiral-flow type jet orifice plate of the invention, the drainage trough are uniformly circumferentially arranged, so that using the nozzle of the jet orifice plate
Spray effect is more preferable.
(4) nozzle of the invention, using jet orifice plate disclosed by the invention, spray effect is more preferable.
Detailed description of the invention
It, below will be in specific embodiment in order to illustrate more clearly of the technical solution in the specific embodiment of the invention
Required attached drawing does simple introduction, it should be apparent that, the accompanying drawings in the following description is some embodiment party of the invention
Formula without creative efforts, can also obtain according to these attached drawings for those of ordinary skill in the art
To other attached drawings.
Fig. 1 is the main view of jet orifice plate of the invention;
Fig. 2 be in Fig. 1 M-M to cross-sectional view;
Fig. 3 be in Fig. 1 N-N to cross-sectional view;
Fig. 4 be in Fig. 1 P-P to cross-sectional view;
Fig. 5 is the structural schematic diagram using the nozzle of jet orifice plate of the invention;
Fig. 6 is the main view for the valve seat being used cooperatively with jet orifice plate of the invention;
Fig. 7 is the top view of Fig. 6;
A-A direction view in Fig. 8 Fig. 7;
Fig. 9 is the perspective view for the valve seat being used cooperatively with jet orifice plate of the invention
Appended drawing reference indicates in figure are as follows: 2- valve body;10- sphere;12- valve seat;13- jet orifice plate;131- drainage trough;132-
Nozzle opening;133- locating notch;The first segmental arc of 1311-;1312- straight slot;1313- curved groove section;The second segmental arc of 1314-;
A- arrival end;The outlet end B-;The first cylindrical cavity of 121-;122- the first frustum chamber;The second cylindrical cavity of 123-;The second frustum of 124-
Chamber;125- oil outlet;126- can chute;127- jet orifice plate accommodation groove.
Specific embodiment
Clear, complete description is carried out to the contents of the present invention with reference to the accompanying drawing, it is clear that described embodiment is this
A part of the embodiment of invention, instead of all the embodiments.Occupy the embodiment in the present invention, those of ordinary skill in the art
Other embodiments obtained without making creative work, shall fall within the protection scope of the present invention.
Embodiment 1
As shown in Figs 1-4, the present embodiment discloses a kind of spiral-flow type jet orifice plate 13 comprising jet orifice plate main body, the spray orifice
The shape of plate main body is not particularly limited, as long as valve body used in conjunction with or valve seat (partition) match,
In the present embodiment, preferably cylindrical body is arranged;At least one drainage trough is provided on an end face of the jet orifice plate main body
131, and simultaneously, nozzle opening 132 is provided in each drainage trough 131, the number of the drainage trough 131 is not particularly limited,
And multiple drainage troughs 131 with the jet orifice plate main body a little be the radially uniform distribution of dot, it is preferable that the dot be cylindrical body
The center of circle of end face;Further, multiple drainage troughs 131 are uniformly arranged along a circumference, it is preferred that the drainage trough 3 is 3;
The shape of the drainage trough 131 be groove-like, by be sequentially communicated the first segmental arc 1311, straight slot 1312, curved groove section
1313 and second segmental arc 1314 form, and preferably, the nozzle opening 132 be arranged in second segmental arc 1314 or
The junction of the curved groove section 1313 and second segmental arc 1314, first arc segment 1311 and the second arc are set
The arcwall of section 1314 can be regular arc, be also possible to irregular arc, preferably semicircular arc, the straight slot
1312 cross sectional shape is varied, preferably square or rectangle, and both ends are respectively communicated with the first segmental arc 1311 and curved
The shape of slot section 1313, two cell walls of the curved groove section 1313 is not particularly limited, preferably two sections of arc cell walls, and company's section arc
The width for the arrival end A that shape cell wall is formed is less than the width of outlet end B, it is preferable that the center of circle position of first segmental arc 1311
In on the extended line of the center line on the center line of the straight slot 1312 or positioned at the straight slot 1312;First arc
Line between the center of circle of shape section 1311 and the center of circle of second arc segment 1314 and the center line of the straight slot 1312 it
Between angle be greater than 0 degree, meanwhile, the center of circle of multiple first segmental arcs 1311 is circumferentially circumferential uniformly to arrange;It is multiple described
The circumferentially circumferential uniformly arrangement of the center of circle of second segmental arc 1314.
The jet orifice plate 13 is in use, can connect on valve body;Or it is connected on valve seat (partition).
Embodiment 2
As shown in figures 5-9, the present embodiment discloses a kind of nozzle comprising shell, valve body 2, electromagnetic assembly, spool, sphere
10, valve seat 12, jet orifice plate 13 etc., the valve seat 12 include valve seat body, are sequentially formed with connection in the valve seat body
First cylindrical cavity 121, the first frustum chamber 122, the second cylindrical cavity 123, the second frustum chamber 124, oil outlet 125 and jet orifice plate accommodating
Slot 127 is formed with meeting chute 126, it is preferable that institute in the cavity wall of the first frustum chamber 122 and second cylindrical cavity 123
Stating meeting chute 126 is 5 equally distributed multiple portions cylindrical structures.The jet orifice plate 13 is placed in the jet orifice plate accommodation groove
Connected in 127, sphere with the second frustum chamber 124 is inconsistent is slidably matched.As shown in figure 5, the valve seat 12 and 2 phase of valve body
Connection, at this point, oil outlet 125 covers the part of the drainage trough 131, which is close to first segmental arc 1311
Position, preferably all of first segmental arc 1311 and part straight slot 1312, meanwhile, the part not covered by oil outlet 125 with
Seat bottom portion forms fluid medium channel.For the atomizer in use, after the media such as oil liquid are filled in the storage chamber, activation is electric
Magnetic assembly rises the spool, and spool drives sphere to rise, and the media such as storage chamber inner fluid enter valve seat 12 quickly through storage chamber
In interior interconnected cavity, and then it is spouting to enter jet orifice plate 13.
It should be noted that will form the simple mechanical structure such as chamfering, herein in the manufacturing process of jet orifice plate structure
It does not illustrate;Meanwhile locating notch 133 is formed in the jet orifice plate 13 for convenience of manufacture,.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or
It changes still within the protection scope of the invention.
Claims (8)
1. a kind of spiral-flow type jet orifice plate characterized by comprising jet orifice plate main body, be provided on the jet orifice plate ontology to
Lack a drainage trough, is provided with a nozzle opening in each drainage trough;The drainage trough by sequentially connected first segmental arc,
Straight slot, curved groove section and the second segmental arc, the nozzle opening are arranged in second segmental arc or are arranged in the curved groove
The junction of section and second segmental arc.
2. spiral-flow type jet orifice plate according to claim 1, which is characterized in that the width of the arrival end of the curved groove section is less than
The width of outlet end.
3. spiral-flow type jet orifice plate according to claim 1 or 2, which is characterized in that first segmental arc and described second
Segmental arc is all arc section.
4. spiral-flow type jet orifice plate according to claim 3, which is characterized in that the center of circle of first segmental arc is located at described
On the extended line of center line on the center line of straight slot or positioned at the straight slot;The center of circle of first segmental arc and institute
The angle stated between the center line of the line and the straight slot between the center of circle of the second arc segment is greater than 0 degree.
5. spiral-flow type jet orifice plate according to claim 4, which is characterized in that multiple drainage troughs are with the jet orifice plate master
Body is a little the radially uniform distribution of dot.
6. spiral-flow type jet orifice plate according to claim 5, which is characterized in that multiple drainage troughs are circumferentially circumferential uniform
Arrangement;The circumferentially circumferential uniformly arrangement of the center of circle of multiple first segmental arcs;The center of circle of multiple second segmental arcs is along circle
Zhou Zhouxiang uniformly arranges.
7. a kind of nozzle, which is characterized in that it includes jet orifice plate, and the jet orifice plate is any eddy flow of claim 1-6
Formula jet orifice plate.
8. nozzle according to claim 7, which is characterized in that further include valve seat, the jet orifice plate is mounted on the valve seat
Jet orifice plate accommodation groove in, meanwhile, drainage trough described in the oil outlet covering part of the valve seat.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910538970.XA CN110185566A (en) | 2019-06-20 | 2019-06-20 | A kind of spiral-flow type jet orifice plate and nozzle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910538970.XA CN110185566A (en) | 2019-06-20 | 2019-06-20 | A kind of spiral-flow type jet orifice plate and nozzle |
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CN110185566A true CN110185566A (en) | 2019-08-30 |
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CN201910538970.XA Pending CN110185566A (en) | 2019-06-20 | 2019-06-20 | A kind of spiral-flow type jet orifice plate and nozzle |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110541780A (en) * | 2019-09-23 | 2019-12-06 | 南岳电控(衡阳)工业技术股份有限公司 | Methanol ejector nozzle structure |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040050970A1 (en) * | 2002-09-09 | 2004-03-18 | Bowman Thomas P. | Swirl nozzle and method of making same |
CN102619658A (en) * | 2011-01-31 | 2012-08-01 | 日立汽车系统株式会社 | Fuel injector |
CN103573515A (en) * | 2012-07-27 | 2014-02-12 | 日立汽车系统株式会社 | Fuel injection valve |
CN104033305A (en) * | 2013-03-08 | 2014-09-10 | 日立汽车系统株式会社 | Fuel injection valve |
CN106948909A (en) * | 2016-12-15 | 2017-07-14 | 中国第汽车股份有限公司 | A kind of porous extruding swirl injection valve |
CN210106048U (en) * | 2019-06-20 | 2020-02-21 | 江苏巴腾科技有限公司 | Spiral-flow type orifice plate and nozzle |
-
2019
- 2019-06-20 CN CN201910538970.XA patent/CN110185566A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040050970A1 (en) * | 2002-09-09 | 2004-03-18 | Bowman Thomas P. | Swirl nozzle and method of making same |
CN102619658A (en) * | 2011-01-31 | 2012-08-01 | 日立汽车系统株式会社 | Fuel injector |
CN103573515A (en) * | 2012-07-27 | 2014-02-12 | 日立汽车系统株式会社 | Fuel injection valve |
CN104033305A (en) * | 2013-03-08 | 2014-09-10 | 日立汽车系统株式会社 | Fuel injection valve |
CN106948909A (en) * | 2016-12-15 | 2017-07-14 | 中国第汽车股份有限公司 | A kind of porous extruding swirl injection valve |
CN210106048U (en) * | 2019-06-20 | 2020-02-21 | 江苏巴腾科技有限公司 | Spiral-flow type orifice plate and nozzle |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110541780A (en) * | 2019-09-23 | 2019-12-06 | 南岳电控(衡阳)工业技术股份有限公司 | Methanol ejector nozzle structure |
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