CN106194495B - A kind of axial symmetry plug vector spray - Google Patents
A kind of axial symmetry plug vector spray Download PDFInfo
- Publication number
- CN106194495B CN106194495B CN201610663719.2A CN201610663719A CN106194495B CN 106194495 B CN106194495 B CN 106194495B CN 201610663719 A CN201610663719 A CN 201610663719A CN 106194495 B CN106194495 B CN 106194495B
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- Prior art keywords
- plug
- leading portion
- hinged
- plug cone
- supporting plate
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K1/00—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto
- F02K1/06—Varying effective area of jet pipe or nozzle
- F02K1/08—Varying effective area of jet pipe or nozzle by axially moving or transversely deforming an internal member, e.g. the exhaust cone
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
Abstract
The present invention relates to aero-engine Nozzle Design field, in particular to a kind of axial symmetry plug vector spray.Axial symmetry plug vector spray includes: cylinder, and leading portion is cylindrical type flat segments, and back segment is converging portion；Plug cone leading portion is located at inner barrel, and the inner mold face of the rear end of plug cone leading portion is spherical surface；Plug cone back segment, front end has the outer mold surface to match with plug cone leading portion rear end inner mold face shapes and sizes, and constitutes spherical pair by the inner mold face of outer mold surface and plug cone leading portion；Supporting plate is hollow structure, and one end and cylinder fasten, and the other end is fixed with plug cone leading portion；Pressurized strut is hinged on outside cylinder；Lever is hinged in the inner cavity of supporting plate, and one end is hinged with pressurized strut；Connecting rod, in the inner cavity of plug cone leading portion, one end is hinged with lever, and one end of the other end and the close plug cone leading portion of plug cone back segment is hinged.Axial symmetry plug vector spray of the invention, it is simple and reliable for structure, it can effectively realize that vector promotes, meet the needs of engine different working condition.
Description
Technical field
The present invention relates to aero-engine Nozzle Design field, in particular to a kind of axial symmetry plug vector spray.
Background technique
Axial symmetry plug nozzle has broad application prospects in aero-engine, and throat area adjusting is that it should have
Basic function.There are mainly two types of the modes of existing axial symmetry plug vector spray deflection vector, first is that plug cone is whole inclined
Turn, second is that the cylinder of jet pipe is integrally deflected, both deflection vector methods all have that mechanism is complicated, driving force is big is not enough to
And the disadvantage that aeroperformance is poor.
Summary of the invention
The object of the present invention is to provide a kind of axial symmetry plug vector sprays, to solve above-mentioned axial symmetry plug vector spray
At least one technical problem present in pipe.
The technical scheme is that
A kind of axial symmetry plug vector spray, comprising:
Cylinder, leading portion are cylindrical type flat segments, and back segment is converging portion；
Plug cone leading portion is located at the inner barrel, and the inner mold face of the rear end of the plug cone leading portion is spherical surface；
Plug cone back segment, front end have the outer mold surface to match with the plug cone leading portion rear end inner mold face shapes and sizes, and
Spherical pair is constituted by the inner mold face of the outer mold surface and the plug cone leading portion；
Supporting plate, one end are fastenedly connected with the cylinder, and the other end is fixedly connected with plug cone leading portion, and the supporting plate is
Hollow structure, for will be connected on the outside of the inner cavity of the plug cone leading portion and the cylinder；
Pressurized strut, one end are hinged at the position on the cylinder outer ring surface with the supporting plate；
Lever, in the inner cavity of the supporting plate, middle part is hinged on the supporting plate, and one end is another with the pressurized strut
End is hinged；
Connecting rod, positioned at it is described plug cone leading portion inner cavity in, one end and the other end of the lever are hinged, the other end with it is described
One end close to the plug cone leading portion of plug cone back segment is hinged.
Optionally, the axial symmetry plug vector spray further include:
Mounting base is fixed at the position on 1 outer ring surface of cylinder with the supporting plate, the one of the pressurized strut
End is hinged in mounting base.
Optionally, the lever middle offers hole, is hinged on supporting plate by the hole.
Optionally, one end close to the plug cone leading portion of the plug cone back segment is provided with support, the connecting rod other end
It is hinged on the support.
Optionally, the supporting plate quantity is 3-8, is evenly distributed, and the pressurized strut, lever and connecting rod are respectively
3-8；
Optionally, the supporting plate quantity is 3, is evenly distributed, and the pressurized strut, lever and connecting rod are respectively 3
It is a.
Invention effect:
Axial symmetry plug vector spray of the invention, it is simple and reliable for structure, it can effectively realize that vector promotes, satisfaction is started
The needs of machine different working condition.
Detailed description of the invention
Fig. 1 is the half sectional view of axial symmetry plug vector spray of the present invention；
Fig. 2 is axial symmetry plug vector spray of the present invention against course schematic diagram；
Fig. 3 is the structural schematic diagram of axial symmetry plug vector spray drive part of the present invention；
Fig. 4 is plug wimble structure schematic diagram in axial symmetry plug vector spray of the present invention.
Specific embodiment
To keep the purposes, technical schemes and advantages of the invention implemented clearer, below in conjunction in the embodiment of the present invention
Attached drawing, technical solution in the embodiment of the present invention is further described in more detail.In the accompanying drawings, identical from beginning to end or class
As label indicate same or similar element or element with the same or similar functions.Described embodiment is the present invention
A part of the embodiment, instead of all the embodiments.The embodiments described below with reference to the accompanying drawings are exemplary, it is intended to use
It is of the invention in explaining, and be not considered as limiting the invention.Based on the embodiments of the present invention, ordinary skill people
Member's every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.Under
Face is described in detail the embodiment of the present invention in conjunction with attached drawing.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of description of the present invention and simplification of the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as protecting the present invention
The limitation of range.
1 to Fig. 4 axial symmetry plug vector spray of the present invention is described in further details with reference to the accompanying drawing.
The present invention provides a kind of axial symmetry plug vector sprays, including cylinder 1, supporting plate 2, plug cone leading portion 3, plug cone back segment
4, mounting base 5, pressurized strut 6, lever 7 and connecting rod 8.
Cylinder 1 is one, and leading portion is cylindrical type flat segments, and back segment is converging portion.
Plug cone leading portion 3 is one, is located inside the cylinder 1, and the inner mold face of the rear end of the plug cone leading portion 3 is spherical surface.
Plug cone back segment 4 is one, and front end is outer with matching with the plug cone 3 rear end inner mold face shapes and sizes of leading portion
Type face, and spherical pair is constituted by the inner mold face of the outer mold surface and the plug cone leading portion 3.
2 quantity of supporting plate is 3, circumferentially uniformly distributed along jet pipe；2 one end of supporting plate and the cylinder 1 weld, the other end and the plug
Leading portion 3 is bored to weld；And the supporting plate 2 is hollow structure, for will connect on the outside of the inner cavity of the plug cone leading portion 3 and the cylinder 1
It is logical.
6 one end of pressurized strut is hinged at the position on 1 outer ring surface of cylinder with the supporting plate 2；Specifically, Ke Yi
A mounting base 5 is welded at position on 1 outer ring surface of cylinder with the supporting plate 2, one end of the pressurized strut 6 is hinged on
In mounting base 5；Equally, 5 quantity of mounting base is 3, circumferentially uniformly distributed along jet pipe.
Lever 7 is located in the inner cavity of supporting plate 2, and middle part is hinged on the supporting plate 2, and one end is another with the pressurized strut 6
End is hinged；In the present embodiment, 7 quantity of lever is 3, is arranged one inside each supporting plate 2.Further, it is opened up in the middle part of lever 7
There are hole B, through hole B to be hinged on supporting plate 2.
Connecting rod 8 is located in the inner cavity of the plug cone leading portion 3, and one end and the other end of the lever 7 are hinged, the other end and institute
The one end close to the plug cone leading portion 3 for stating plug cone back segment 4 is hinged.Equally, 7 quantity of lever is 3.Furthermore it is possible to described
One end close to the plug cone leading portion 3 of plug cone back segment 4 is provided with support A, and 8 other end of connecting rod is hinged on the support A
On；The position of support A, which can according to need, carries out suitable setting, preferably at the radial edge of plug cone back segment 4 in the present embodiment
Place leggiero drives plug cone back segment 4 with more convenient.
It is cylinder first when novel axial symmetry plug vector spray carries out vector adjusting by taking above-mentioned 3 pressurized struts 6 as an example
6 actuation of pressurized strut on 1 outer ring surface of body, each specific pressurized strut 6 are that elongation or contraction can need to carry out according to adjusting
Suitable control, such as two pressurized struts 6 that can control positioned at (opposite) top extend, and are located at an actuation of bottom
Cylinder 6 is shunk, and passes through the effect of the lever 7 and connecting rod 8 that are respectively connected at this time, so that before plug cone 4 bottom of back segment far from plug by boring
The direction thrust of section 3, and 4 top of cone back segment is filled in by the direction force pulling force towards plug cone leading portion 3, so that plug cone back segment 4
(view direction shown in referring to Fig.1) rotates in the counterclockwise direction, to realize that the vector of jet pipe is adjusted；The adjusting in other directions
Principle is similar, no longer repeats one by one.
Certainly, in other alternative embodiments, when carrying out vector adjusting, above-mentioned 3 pressurized struts 6 even only need wherein
One progress actuation, is just able to achieve, details are not described herein again.
Axial symmetry plug vector spray of the invention, it is simple and reliable for structure, it can effectively realize that throat area is adjusted, meet
The needs of engine different working condition.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by those familiar with the art, all answers
It is included within the scope of the present invention.Therefore, protection scope of the present invention should be with the scope of protection of the claims
It is quasi-.
Claims (5)
1. a kind of axial symmetry plug vector spray characterized by comprising
Cylinder (1), leading portion are cylindrical type flat segments, and back segment is converging portion；
Plug cone leading portion (3), is located at the cylinder (1) inside, and the inner mold face of the rear end of plug cone leading portion (3) is spherical surface；
Plug cone back segment (4), front end have the outer mold surface to match with plug cone leading portion (3) rear end inner mold face shapes and sizes,
And spherical pair is constituted by the inner mold face of the outer mold surface and plug cone leading portion (3)；
Supporting plate (2), one end are fastenedly connected with the cylinder (1), and the other end is fixedly connected with plug cone leading portion (3), and described
Supporting plate (2) is hollow structure, for will be connected on the outside of the inner cavity of plug cone leading portion (3) and the cylinder (1)；
Pressurized strut (6), one end are hinged at the position on the cylinder (1) outer ring surface with the supporting plate (2)；
Lever (7) is located in the inner cavity of the supporting plate (2), and middle part is hinged on the supporting plate (2), one end and the pressurized strut
(6) the other end is hinged；
Connecting rod (8) is located in the inner cavity of plug cone leading portion (3), and the other end of one end and the lever (7) is hinged, the other end
It is hinged with one end close to plug cone leading portion (3) of plug cone back segment (4).
2. axial symmetry plug vector spray according to claim 1, which is characterized in that further include:
Mounting base (5) is fixed at the position on the cylinder (1) outer ring surface with the supporting plate (2), the pressurized strut
(6) one end is hinged on mounting base (5).
3. axial symmetry plug vector spray according to claim 1, which is characterized in that offered in the middle part of the lever (7)
Hole is hinged on supporting plate (2) by the hole.
4. axial symmetry plug vector spray according to claim 1, which is characterized in that the plug bores the close of back segment (4)
One end of plug cone leading portion (3) is provided with support, and connecting rod (8) other end is hinged on the support.
5. axial symmetry plug vector spray according to claim 1-4, which is characterized in that the supporting plate (2) is 3
It is a, it is evenly distributed, and the pressurized strut (6), lever (7) and connecting rod (8) they are respectively 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610663719.2A CN106194495B (en) | 2016-08-12 | 2016-08-12 | A kind of axial symmetry plug vector spray |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610663719.2A CN106194495B (en) | 2016-08-12 | 2016-08-12 | A kind of axial symmetry plug vector spray |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106194495A CN106194495A (en) | 2016-12-07 |
| CN106194495B true CN106194495B (en) | 2018-12-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610663719.2A Active CN106194495B (en) | 2016-08-12 | 2016-08-12 | A kind of axial symmetry plug vector spray |
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| Country | Link |
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| CN (1) | CN106194495B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106704028A (en) * | 2017-01-19 | 2017-05-24 | 中国航发沈阳发动机研究所 | Axial symmetry plug type vectoring nozzle |
| CN106965941B (en) * | 2017-05-05 | 2019-11-05 | 唐山海庞科技有限公司 | The universal deflection rudder vector tracker action of aero-engine |
| CN110242441B (en) * | 2019-05-28 | 2020-11-20 | 上海新力动力设备研究所 | Ball socket plug type vectoring nozzle |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4295611A (en) * | 1978-12-11 | 1981-10-20 | United Technologies Corporation | Two-dimensional nozzle |
| CN103423030B (en) * | 2013-08-13 | 2015-07-29 | 中国航空工业集团公司沈阳发动机设计研究所 | A kind of Sai Zhui mechanism realizing axisymmetric nozzle omnidirectional vector and regulate |
| CN105697191B (en) * | 2014-11-28 | 2017-11-10 | 中国航空工业集团公司沈阳发动机设计研究所 | A kind of Novel Dual plug nozzle |
| CN105697194B (en) * | 2014-11-28 | 2017-09-22 | 中国航空工业集团公司沈阳发动机设计研究所 | A kind of binary plug nozzle with propulsive thrust function |
| CN104806378B (en) * | 2015-04-02 | 2017-03-01 | 中国航空工业集团公司沈阳发动机设计研究所 | A kind of have the anti-binary plug nozzle pushing away function |
| CN104847527B (en) * | 2015-05-08 | 2016-10-26 | 中国航空工业集团公司沈阳发动机设计研究所 | A kind of binary plug nozzle and there is its aircraft |
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- 2016-08-12 CN CN201610663719.2A patent/CN106194495B/en active Active
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| Publication number | Publication date |
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| CN106194495A (en) | 2016-12-07 |
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