CN109736990A - A kind of tornado nozzle - Google Patents
A kind of tornado nozzle Download PDFInfo
- Publication number
- CN109736990A CN109736990A CN201910267107.5A CN201910267107A CN109736990A CN 109736990 A CN109736990 A CN 109736990A CN 201910267107 A CN201910267107 A CN 201910267107A CN 109736990 A CN109736990 A CN 109736990A
- Authority
- CN
- China
- Prior art keywords
- spiral
- block
- valve seat
- frustum
- spool
- 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.)
- Granted
Links
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
-
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Nozzles (AREA)
- Fuel-Injection Apparatus (AREA)
Abstract
The present invention relates to a kind of tornado nozzles, including valve body, valve seat, spool, oil circuit, one end of valve body is equipped with oil inlet, the other end is connected with valve seat, nozzle opening is offered on valve seat, spool is arranged in valve body and one end is connect with valve base sealing, oil circuit is arranged between spool and valve body and both ends are connected with oil inlet and nozzle opening respectively, it further include block of spiral, block of spiral is placed in the block of spiral placed cavity being adapted to therewith being arranged in valve seat, one end of spool passes through block of spiral and connect with valve base sealing, at least one helicla flute is offered on the contact surface of block of spiral and valve seat, oil inlet is connected via helicla flute with nozzle opening.What the present invention innovated increases the design of block of spiral, has medium under the interaction of the pressure of shear in the vertical and hand of spiral, accelerates into valve seat, greatly improves the atomization of nozzle.
Description
Technical field
The invention belongs to technical field of automobile engine, and in particular to a kind of multiduty tornado nozzle is suitable for
High-low pressure, low pressure and a variety of media.
Background technique
Critical component one of of the atomizer as engine, its work quality will seriously affect the performance of engine.?
In existing automobile engine, people use various types of nozzles to improve atomization quality, such as high-low pressure emple hole, whirlpool
Flow nozzle etc..
The utility model patent of Publication No. CN2606192 specifically discloses a kind of electric fuel spray injector of vehicle, includes valve
Body, jet orifice plate, bulb, shell, the spray orifice in jet orifice plate are 2-3.The patent is simple with structure, burning is abundant, to ring
The advantages that border pollution is small.But this porous high-low pressure emple hole is due to being solid injection, spray pressure it is lower when, mist
Change that performance is poor, the requirement to injection pressure is very high, and it is only smaller in spray orifice and when effluxvelocity is higher, just have preferable
Atomization.
Publication No. is that the patent of invention of CN 101737218A specifically discloses a kind of nozzle for direct fuel-injection engine, is wrapped
It includes: shell, valve rod, nozzle opening, fuel feed hole and oil circuit, in which: nozzle opening and fuel feed hole are respectively arranged at the both ends of shell, oil circuit
In shell and both ends are connected with fuel feed hole and nozzle opening respectively, and one end of valve rod is set to the side of the nearly fuel feed hole of shell
Center that is internal and being located at several oil circuits, valve rod are equipped with several helicla flutes, and the top of valve rod and valve seat are spherical structure.It should
Patent can guarantee biggish spray cone angle under low injection pressure and higher back pressure, to promote the atomization of nozzle.But
The nozzle atomization limited capacity that the patent is promoted, needs to be optimized.
Summary of the invention
The technical problem to be solved by the present invention is to overcome the deficiencies of the prior art and provide a kind of adaptation high-low pressure oil inlet machine
The tornado nozzle of structure, the design for increasing block of spiral of innovation, makes medium have shear in the vertical and hand of spiral
Under the interaction of pressure, valve seat is accelerated into, greatly improves the atomization of nozzle.
In order to solve the above technical problems, a kind of technical solution that the present invention takes is:
One end of a kind of tornado nozzle, including valve body, valve seat, spool, oil circuit, valve body is equipped with oil inlet, the other end and valve
Seat is connected, and nozzle opening is offered on valve seat, and spool is arranged in valve body and one end is connect with valve base sealing, and oil circuit setting exists
Between spool and valve body and both ends are connected with oil inlet and nozzle opening respectively, further include block of spiral, and block of spiral is placed in valve seat
In the block of spiral placed cavity of interior setting being adapted to therewith, one end of spool passes through block of spiral and connect with valve base sealing, block of spiral and
At least one helicla flute is offered on the contact surface of valve seat, oil inlet is connected via helicla flute with nozzle opening.
Preferably, block of spiral is shaped to frustum, sphere or cuboid.
Preferably, block of spiral is shaped to the up big and down small frustum of a cone, and the inside of valve seat is set as up big and down small
Taper enables to medium to obtain higher movement velocity, and then has better atomization.
Preferably, the opening shape of helicla flute is set as polygon or arc.
Preferably, the opening shape of helicla flute is set as trapezoidal, and medium of being more convenient for enters helicla flute.
Preferably, circumferential direction of the helicla flute on block of spiral along block of spiral extends from the top down, extends the motion profile of medium,
Higher movement velocity is obtained, and then there is better atomization.
Preferably, helicla flute is a plurality of, and is uniformly distributed on block of spiral, guarantees the stability of each section of pressure medium,
Reach the consistency of atomizing effect each time.
Preferably, the inside of valve seat is equipped with the first frustum in the lower section of block of spiral placed cavity, and one end of spool is connected with one
Sphere, sphere are connected on the first frustum, ball face sealing, and sealing effect is more preferable.
It is further preferred that valve seat is equipped with vacuum tank, vacuum tank includes the side wall being arranged in below the first frustum, side wall
It is connected with nozzle opening by the second frustum, side wall and the lower plane of the first frustum and the upper plane of the second frustum are perpendicular, keep away
Exempt to remain medium, the dry and hard rear blocking nozzle opening of impurity hardening, influences atomizing effect.
The present invention also provides another technical solution:
A kind of automobile, including nozzle as described above.
Due to the use of above technical scheme, the invention has the following advantages over the prior art:
1, what the present invention was innovative increases block of spiral design, using helical trajectory as entry, makes medium in vertical and spiral side
Start to rotate under the interaction of Xiang Junyou shear pressure, form cyclone and constantly become strong, valve seat is entered in the form of acceleration, significantly
Improve the atomization of nozzle；
2, the conical design inside valve seat of the present invention preferably matches block of spiral, keeps medium eddy flow process more balanced, guarantees every
The stability of one section of pressure medium reaches the consistency of atomizing effect each time；
3, the present invention increases the design of vacuum tank in the nozzle opening front end of valve seat, forms 0.05- with valve seat after spool opening
When the gap of 0.2mm, high-low pressure medium high speed will be in vacuum area after flowing into vacuum tank, and the flow-disturbing of air can be taken away completely
Medium in valve seat avoids blocking nozzle opening after residual medium, impurity hardening are dry and hard, influences atomizing effect.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the cross-sectional view of Fig. 1；
Fig. 3 is the structural schematic diagram of block of spiral；
Fig. 4 is the top view of Fig. 3；
Fig. 5 is the cross-sectional view of Fig. 3；
Fig. 6 is the structural schematic diagram of valve seat；
Fig. 7 is the cross-sectional view of Fig. 6；
Fig. 8 is the partial enlarged view of A in Fig. 7；
Wherein: 1, valve seat；11, block of spiral placed cavity；12, the first frustum；13, the second frustum；2, spool；21, sphere；3, spiral
Block；4, helicla flute；5, nozzle opening；6, vacuum tank；61, side wall；7, valve body；8, oil circuit.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and embodiments.For clearer disclosure, in the present invention
"upper", "lower" are to walk always to define relative to medium.The position of components that medium first passes through in attached drawing is defined as "upper", in attached drawing
After medium by position of components be defined as "lower".
As shown in attached drawing 1 to attached drawing 8, a kind of tornado nozzle of the present invention, including valve body 7, valve seat 1, spool 2, oil circuit
8, one end of valve body 7 is equipped with oil inlet, and the other end is connected with valve seat 1, and nozzle opening 5 is offered on valve seat 1, and the setting of spool 2 exists
In valve body 7 and one end and valve seat 1 are tightly connected, oil circuit 8 be arranged between spool 2 and valve body 7 and both ends respectively with oil inlet
It is connected with nozzle opening 5, the sealed connection of spool 2 and valve seat 1 can may be ball face sealing for conical surface seal, and the present invention adopts
Use ball face sealing.These structures are the prior art, and not as inventive point of the invention, details are not described herein.
Inventive point of the invention is the innovative design for increasing block of spiral 3, and is improved valve seat 1.
Block of spiral placed cavity 11 is provided in valve seat 1, block of spiral 3 is placed in block of spiral placed cavity 11, block of spiral 3 and spiral shell
The shape of spin-block placed cavity 11 is adapted, and in the present invention, block of spiral 3 is shaped to the up big and down small frustum of a cone, valve seat 1
Inside be set as adaptation up big and down small cone, such setting enable to medium to obtain higher movement velocity, into
And there is better atomization.For better seal effect, valve seat 1 and the welding of block of spiral 3 are arranged.Block of spiral 3 is hollow
One end of structure, spool 2 passes through block of spiral 3 and 1 ball face sealing of valve seat.
Block of spiral 3 offers 4 helicla flutes 4 on the outer surface contacted with valve seat 1, and oil inlet is via helicla flute 4 and spray
Oilhole 5 is connected.Helicla flute 4 is uniformly distributed on block of spiral 3, and the circumferential direction on block of spiral 3 along block of spiral 3 is prolonged from the top down
It stretches, the motion profile that can extend medium is arranged such, obtain higher movement velocity, and then there is better atomization,
And guarantee the stability of each section of pressure medium, reach the consistency of atomizing effect each time.In order to be more convenient for, medium enters spiral shell
Spin slot 4, the opening shape of helicla flute 4 are set as trapezoidal.
In the present invention, the inside of valve seat 1 the lower section of block of spiral placed cavity 11 be equipped with the first frustum 12, the one of spool 2
End is connected with a sphere 21, and sphere 21 is connected on the first frustum 12, ball face sealing, and sealing effect is more preferable.Sphere 21 can be worn
It crosses block of spiral 3 and slides wherein.
In the present invention, valve seat 1 is equipped with vacuum tank 6, and vacuum tank 6 includes the side wall being arranged in below the first frustum 12
61, side wall 61 is connected with nozzle opening 5 by the second frustum 13, the lower plane and the second frustum 13 of side wall 61 and the first frustum 12
Upper plane it is perpendicular, avoid residual medium, impurity hardening it is dry and hard after block nozzle opening, influence atomizing effect.
The present invention also provides a kind of automobile, including nozzle as described above.
Oil inlet principle of the invention is as follows:
Medium enters oil inlet from oil inlet pipe, through oil circuit 8 to block of spiral 3, by the helical trajectory on block of spiral 3 to accelerate eddy flow
Mode enters, and spool 2 and 1 ball face sealing of valve seat, spool 2 is under electromagnetism valve action with 1 second 10-20 times open and-shut mode work up and down
Make, so that medium high speed is entered the nozzle opening 5 of valve seat 1, to realize novel atomized.
The present invention is described in detail above, the explanation of embodiment be merely used to help understand method of the invention and
Its core concept, its object is to allow the personage for being familiar with this field technology to can understand the content of the present invention and implement it accordingly, and
The protection scope that the present invention cannot be limited in this way.Any equivalent change or modification in accordance with the spirit of the invention should all be contained
Lid is within protection scope of the present invention.
Claims (10)
1. a kind of tornado nozzle, including valve body, valve seat, spool, oil circuit, one end of the valve body is equipped with oil inlet, another
End is connected with the valve seat, offers nozzle opening on the valve seat, the spool be arranged in the valve body and one end and
Valve base sealing connection, the oil circuit be arranged between the spool and valve body and both ends respectively with oil inlet and nozzle opening phase
Connection, it is characterised in that: further include block of spiral, the block of spiral is placed in the block of spiral being adapted to therewith being arranged in the valve seat
In placed cavity, one end of the spool passes through the block of spiral and connect with the valve base sealing, and the block of spiral and valve seat connect
At least one helicla flute is offered in contacting surface, the oil inlet is connected via the helicla flute with the nozzle opening.
2. tornado nozzle according to claim 1, it is characterised in that: the block of spiral be shaped to frustum,
Sphere or cuboid.
3. tornado nozzle according to claim 1, it is characterised in that: under the block of spiral is shaped to greatly
The small frustum of a cone, the inside of the valve seat are set as up big and down small taper.
4. tornado nozzle according to claim 1, it is characterised in that: the opening shape of the helicla flute is set as more
Side shape or arc.
5. tornado nozzle according to claim 1, it is characterised in that: the opening shape of the helicla flute is set as ladder
Shape.
6. tornado nozzle according to claim 1, it is characterised in that: the helicla flute is on the block of spiral along spiral shell
The circumferential direction of spin-block extends from the top down.
7. tornado nozzle according to claim 1, it is characterised in that: the helicla flute is a plurality of, and in the spiral shell
It is uniformly distributed on spin-block.
8. tornado nozzle according to claim 1, it is characterised in that: the inside of the valve seat is in block of spiral placed cavity
Lower section be equipped with the first frustum, one end of the spool is connected with a sphere, and the sphere is connected on first frustum.
9. tornado nozzle according to claim 8, it is characterised in that: the valve seat is equipped with vacuum tank, described true
Empty slot includes the side wall being arranged in below first frustum, and the side wall is connected with nozzle opening by the second frustum, described
Side wall and the lower plane of the first frustum and the upper plane of the second frustum are perpendicular.
10. a kind of automobile, including the nozzle as described in claim 1 to 9.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910267107.5A CN109736990B (en) | 2019-04-03 | 2019-04-03 | A kind of tornado nozzle |
| PCT/CN2019/091110 WO2020199347A1 (en) | 2019-04-03 | 2019-06-13 | Tornado-type nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910267107.5A CN109736990B (en) | 2019-04-03 | 2019-04-03 | A kind of tornado nozzle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109736990A true CN109736990A (en) | 2019-05-10 |
| CN109736990B CN109736990B (en) | 2019-07-16 |
Family
ID=66371404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910267107.5A Active CN109736990B (en) | 2019-04-03 | 2019-04-03 | A kind of tornado nozzle |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109736990B (en) |
| WO (1) | WO2020199347A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020199347A1 (en) * | 2019-04-03 | 2020-10-08 | 江苏巴腾科技有限公司 | Tornado-type nozzle |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1086157A (en) * | 1992-09-15 | 1994-05-04 | 戈雷·桑德霍姆 | Nozzle |
| CN2173311Y (en) * | 1993-08-03 | 1994-08-03 | 刘茂本 | Liquid spray atomizing nozzle |
| CN1155921A (en) * | 1994-08-18 | 1997-07-30 | 美国西门子汽车公司 | Fuel injector having improvedparallelism of impacting armature surface to impacted stop surface |
| CN2861525Y (en) * | 2005-07-08 | 2007-01-24 | 武汉科技大学 | Dimethyl ether engine fuel injector |
| CN102713242A (en) * | 2009-08-27 | 2012-10-03 | 麦卡利斯特技术有限责任公司 | Integrated fuel injector igniters with conductive cable assemblies |
| CN103261664A (en) * | 2010-12-20 | 2013-08-21 | 丰田自动车株式会社 | Fuel injection valve |
| CN205135876U (en) * | 2015-10-29 | 2016-04-06 | 常州机电职业技术学院 | Automatically cleaning sprayer |
| CN106150814A (en) * | 2015-05-11 | 2016-11-23 | 朱海燕 | Anti-carbon deposition fuel injector |
| CN107091184A (en) * | 2017-07-03 | 2017-08-25 | 东莞市盈森汽车电喷科技有限公司 | Fuel injector high-performance magnetism line structure |
| CN107152363A (en) * | 2017-07-03 | 2017-09-12 | 浙江凯利智控科技有限公司 | Fuel injector magnetic structure |
| CN107152360A (en) * | 2017-07-03 | 2017-09-12 | 东莞市盈森汽车电喷科技有限公司 | High-performance fuel injector |
| CN206592237U (en) * | 2017-03-31 | 2017-10-27 | 重庆长安汽车股份有限公司 | A kind of petrol engine fuel injector valve seat |
| CN207454150U (en) * | 2017-07-03 | 2018-06-05 | 浙江凯利智控科技有限公司 | Novel structure fuel injector |
| CN109162850A (en) * | 2018-10-10 | 2019-01-08 | 浙江巴腾动力系统有限公司 | A kind of atomizer |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4685432A (en) * | 1983-10-31 | 1987-08-11 | Kabushiki Kaisha Toyota Chuo Kenkyusho | Method and device for forming mixture gas in direct injection type internal combustion engine |
| EP0961025A1 (en) * | 1998-05-29 | 1999-12-01 | Wärtsilä NSD Schweiz AG | Fuel injection nozzle |
| CN109736990B (en) * | 2019-04-03 | 2019-07-16 | 常州江苏大学工程技术研究院 | A kind of tornado nozzle |
-
2019
- 2019-04-03 CN CN201910267107.5A patent/CN109736990B/en active Active
- 2019-06-13 WO PCT/CN2019/091110 patent/WO2020199347A1/en active Application Filing
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1086157A (en) * | 1992-09-15 | 1994-05-04 | 戈雷·桑德霍姆 | Nozzle |
| CN2173311Y (en) * | 1993-08-03 | 1994-08-03 | 刘茂本 | Liquid spray atomizing nozzle |
| CN1155921A (en) * | 1994-08-18 | 1997-07-30 | 美国西门子汽车公司 | Fuel injector having improvedparallelism of impacting armature surface to impacted stop surface |
| CN2861525Y (en) * | 2005-07-08 | 2007-01-24 | 武汉科技大学 | Dimethyl ether engine fuel injector |
| CN102713242A (en) * | 2009-08-27 | 2012-10-03 | 麦卡利斯特技术有限责任公司 | Integrated fuel injector igniters with conductive cable assemblies |
| CN103261664A (en) * | 2010-12-20 | 2013-08-21 | 丰田自动车株式会社 | Fuel injection valve |
| CN106150814A (en) * | 2015-05-11 | 2016-11-23 | 朱海燕 | Anti-carbon deposition fuel injector |
| CN205135876U (en) * | 2015-10-29 | 2016-04-06 | 常州机电职业技术学院 | Automatically cleaning sprayer |
| CN206592237U (en) * | 2017-03-31 | 2017-10-27 | 重庆长安汽车股份有限公司 | A kind of petrol engine fuel injector valve seat |
| CN107091184A (en) * | 2017-07-03 | 2017-08-25 | 东莞市盈森汽车电喷科技有限公司 | Fuel injector high-performance magnetism line structure |
| CN107152363A (en) * | 2017-07-03 | 2017-09-12 | 浙江凯利智控科技有限公司 | Fuel injector magnetic structure |
| CN107152360A (en) * | 2017-07-03 | 2017-09-12 | 东莞市盈森汽车电喷科技有限公司 | High-performance fuel injector |
| CN207454150U (en) * | 2017-07-03 | 2018-06-05 | 浙江凯利智控科技有限公司 | Novel structure fuel injector |
| CN109162850A (en) * | 2018-10-10 | 2019-01-08 | 浙江巴腾动力系统有限公司 | A kind of atomizer |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020199347A1 (en) * | 2019-04-03 | 2020-10-08 | 江苏巴腾科技有限公司 | Tornado-type nozzle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109736990B (en) | 2019-07-16 |
| WO2020199347A1 (en) | 2020-10-08 |
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