CN104033281B - Binary vectoring nozzle with unilateral expansion function - Google Patents
Binary vectoring nozzle with unilateral expansion function Download PDFInfo
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- CN104033281B CN104033281B CN201410253892.6A CN201410253892A CN104033281B CN 104033281 B CN104033281 B CN 104033281B CN 201410253892 A CN201410253892 A CN 201410253892A CN 104033281 B CN104033281 B CN 104033281B
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- expansion
- adjustable plate
- jet pipe
- back segment
- pull bar
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Abstract
The invention provides a binary vectoring nozzle with a unilateral expansion function. The binary vectoring nozzle is characterized in that the front section of a circular turning square barrel body (1) is connected with an engine as a supporting component of the whole nozzle; an actuating cylinder (2), first pulling rods (3), a convergent adjustment plate (4), an expansion adjustment plate front section (5), an expansion adjustment plate rear section (6), a fixed convergent plate (8), actuating cylinders (9),second pulling rods (10) and an expansion adjustment plate (11) serve as main bearing adjustment mechanisms; the functions of throat area adjustment, outlet area adjustment, unilateral expansion and vectoring deflection can be realized. The binary vectoring nozzle has the advantages that the throat area can be adjusted, the vectoring deflection in different angle ranges can be realized, and the unilateral expansion function can be realized, the structure is simple, high reliability and good invisibility are realized.
Description
Technical field
The present invention relates to aero-engine jet pipe field, it is related to a kind of dual vector jet pipe with monolateral expansion function,
It is simultaneously applicable to the aerospace engine jet pipe field of demand.
Background technology
Traditional aero-engine dual vector jet pipe is unadjustable due to expansion segment length, and only in little blow down ratio state
Under there is good aeroperformance.And unilateral expansion nozzle is more is applied on solid propellant rocket or punching engine, from
Big by bounds, under big blow down ratio state, there is good aeroperformance, but deflection vector function cannot be realized, stealthy effect
Really poor.In order to make up the defect of conventional dual vector jet pipe and unilateral expansion nozzle, need to design that a kind of structure is simple, have
The Novel Dual vector spray of monolateral expansion function, takes into account high reliability, the advantage of high stealth simultaneously.
Content of the invention
The purpose of the present invention is: provides a kind of dual vector jet pipe with monolateral expansion function, achievable throat area
Regulation and the deflection vector of different angular range, compensate for conventional dual vector jet pipe simultaneously and only have under little blow down ratio well
The defect of aeroperformance, can achieve monolateral expansion function, takes into account the advantage that structure is simple, reliability is high, stealth is good simultaneously.
The technical scheme is that a kind of dual vector jet pipe with monolateral expansion function it is characterised in that including
Circle turns square tube body 1, venturi governor motion, expansion segment governor motion, side wall 7 and outer housing 12, particularly as follows:
Circle is turned square tube body 1 front end and is connected with electromotor, as the supporting member of whole jet pipe.
Venturi governor motion includes pressurized strut 2, the first pull bar 3 and convergence adjustable plate 4.Wherein, machine is passed through in pressurized strut 2 front end
Tool connected mode is connected to circle and turns on square tube body 1 outer wall, and the other end is passed through rotation pair and is connected with the first pull bar 3；First pull bar 3 is another
One end is passed through rotation pair and is connected with convergence adjustable plate 4 outside stage casings；Convergence adjustable plate 4 is connected to circle by rotation pair and turns square tube body
Install on side；Pressurized strut 2 telescopic drive is passed through the first pull bar 3 and drives convergence adjustable plate 4 to rotate around front end rotation pair, realizes venturi
Area is adjusted.
Expansion segment governor motion includes expanding adjustable plate leading portion 5, expansion adjustable plate back segment 6, pressurized strut 9, the second pull bar 10
With expansion adjustable plate 11.Wherein, expansion adjustable plate leading portion 5 one end is connected with convergence adjustable plate 4 by rotating pair, and the other end passes through
Sliding pair is connected with expansion adjustable plate back segment 6；Expansion adjustable plate back segment 6 other end is connected on side wall 7 by rotating pair；Start
Cylinder 9 is arranged symmetrically along jet pipe centrage, and front end is connected on fixing convergence plate 8 by mechanical connection manner, and the other end passes through to turn
Dynamic pair is connected with the second pull bar 10；Fixing convergence plate 8 is bolt-connected to circle and turns on square tube body 1；Second pull bar 10 one end leads to
Cross rotation pair and be connected to pressurized strut 9, the other end is passed through rotation pair and is connected with expansion adjustable plate 11；Pressurized strut 9 synchronization telescope passes through
Second pull bar 10 drives expansion adjustable plate 11 to complete deflection vector, drives expansion to adjust under the driving of venturi governor motion simultaneously
Plate leading portion 5 rotates around convergence adjustable plate 4, slides, thus realizing adapting to big blow down ratio, height in expansion adjustable plate back segment 6 simultaneously
The monolateral expansion function of aeroperformance.
Side wall 7, using being fixedly connected, is mainly used in constituting inner flow passage, outer housing 12 is played with the effect of fixation and sealing simultaneously.
Outer housing 12 is mainly used in the rectification of the outer sidewind of jet pipe, is directly connected on jet pipe side wall 7, meanwhile, in jet pipe
The drive mechanism in portion and high-temperature component are effectively blocked, and stealth effect is preferable.
Described pressurized strut 2 arranges to direction, quantity is 1～4 along convergence adjustable plate 4 turns auxiliary shaft.
Described pressurized strut 9 arranges to direction, quantity is 2～6 along expansion adjustable plate 11 turns auxiliary shaft.
Described first pull bar 3 and the second pull bar 10 are connecting rod bindiny mechanism.
Described expansion adjustable plate back segment 6 is hollow structure, is connected by chute, slide rail with expansion adjustable plate leading portion 5.
Described expansion adjustable plate leading portion 5 is hollow structure, is connected by chute, slide rail with expansion adjustable plate back segment 6.
Described expansion adjustable plate leading portion 5 and expansion adjustable plate back segment 6 are plank frame, are connected by upper gliding groove or slide rail
Connect.
Described pressurized strut 9 can be fixed on circle and turn on the installation side of square tube body 1.
Described expansion adjustable plate back segment 6 passes through rotation secondary side wall 7 and connects, and the position of junction point can be moved, and realizes downwards
Deflection vector.
Described expansion adjustable plate back segment 6 and expansion adjustable plate 11 back segment carry out sawtooth repairing type.
Described side wall 7 and outer housing 12 back segment carry out sawtooth repairing type.
The new dual vector jet pipe with monolateral expansion function that the present invention provides, has an advantage in that: achievable venturi
Area regulation and the deflection vector of different angular range, compensate for conventional dual vector jet pipe simultaneously and only have under little blow down ratio
The defect of good aeroperformance, can achieve monolateral expansion function, takes into account that structure is simple, reliability is high, that stealth is good is excellent simultaneously
Point.
Brief description
Fig. 1 front view of the present invention
Fig. 2 present invention just waits and surveys axial view
The just second-class surveys view of Fig. 3 present invention
Fig. 4 present invention axial direction fundamental diagram
Specific embodiment
Embodiment 1
A kind of dual vector jet pipe with monolateral expansion function, mainly turns square tube body 1, venturi governor motion, expansion by circle
Open section governor motion, side wall 7 and outer housing 12 to form, particularly as follows:
Circle is turned square tube body 1 front end and is connected with electromotor, as the supporting member of whole jet pipe.
Venturi governor motion is mainly made up of pressurized strut 2, the first pull bar 3 and convergence adjustable plate 4.Wherein, pressurized strut 2 front end
Circle is connected to by mechanical connection manner and turns on square tube body 1 outer wall, the other end is passed through rotation pair and is connected with the first pull bar 3；First
Pull bar 3 other end is passed through rotation pair and is connected with convergence adjustable plate 4 outside stage casings；Convergence adjustable plate 4 is connected to circle by rotating pair
Turn square tube body to install on side；Pressurized strut 2 telescopic drive is passed through the first pull bar 3 and drives convergence adjustable plate 4 to rotate around front end rotation pair,
Realize throat area to adjust.
Expansion segment governor motion is mainly by expansion adjustable plate leading portion 5, expansion adjustable plate back segment 6, pressurized strut 9, the second pull bar
10 form with expansion adjustable plate 11.Wherein, expansion adjustable plate leading portion 5 one end is connected with convergence adjustable plate 4 by rotating pair, another
End is connected with expansion adjustable plate back segment 6 by sliding pair；Expansion adjustable plate back segment 6 other end is connected to side wall 7 by rotating pair
On；Pressurized strut 9 is arranged symmetrically along jet pipe centrage, and front end is connected on fixing convergence plate 8 by mechanical connection manner, the other end
It is connected with the second pull bar 10 by rotating pair；Fixing convergence plate 8 is bolt-connected to circle and turns on square tube body 1；Second pull bar 10
One end is connected to pressurized strut 9 by rotating pair, and the other end is passed through rotation pair and is connected with expansion adjustable plate 11；Pressurized strut 9 is synchronous to stretch
Contracting drives expansion adjustable plate 11 to complete deflection vector by the second pull bar 10, drives simultaneously and expand under the driving of venturi governor motion
Open adjustable plate leading portion 5 to rotate around convergence adjustable plate 4, slide in expansion adjustable plate back segment 6 simultaneously, thus realizing adapting to fall to pressing greatly
Monolateral expansion function than, high aeroperformance.
Side wall 7, using being fixedly connected, is mainly used in constituting inner flow passage, outer housing 12 is played with the effect of fixation and sealing simultaneously.
Outer housing 12 is mainly used in the rectification of the outer sidewind of jet pipe, is directly connected on jet pipe side wall 7, meanwhile, in jet pipe
The drive mechanism in portion and high-temperature component are effectively blocked, and stealth effect is preferable.Described pressurized strut 2 rotates along convergence adjustable plate 4
Secondary axial direction arrangement, quantity is 1～4.
Described pressurized strut 9 arranges to direction, quantity is 2～6 along expansion adjustable plate 11 turns auxiliary shaft.
Described first pull bar 3 and pull bar 10 can be connecting rod or other bindiny mechanisms.
Described expansion adjustable plate back segment 6 is hollow structure, is connected by chute, slide rail with expansion adjustable plate leading portion 5.
Described expansion adjustable plate leading portion 5 is hollow structure, is connected by chute, slide rail with expansion adjustable plate back segment 6.
Described expansion adjustable plate leading portion 5 and expansion adjustable plate back segment 6 are plank frame, are connected by upper gliding groove or slide rail
Connect.
Described pressurized strut 9 can be fixed on circle and turn on the installation side of square tube body 1.
Described expansion adjustable plate back segment 6 passes through rotation secondary side wall 7 and connects, and the position of junction point can be moved, and realizes downwards
Deflection vector.
Described expansion adjustable plate back segment 6 and expansion adjustable plate 11 back segment carry out sawtooth repairing type.
Described side wall 7 and outer housing 12 back segment carry out sawtooth repairing type.
Claims (10)
1. a kind of dual vector jet pipe with monolateral expansion function it is characterised in that: include circle turns square tube body (1), venturi adjust
Section mechanism, expansion segment governor motion, side wall (7) and outer housing (12), particularly as follows:
Circle is turned square tube body (1) front end and is connected with electromotor, as the supporting member of whole jet pipe；
Venturi governor motion includes pressurized strut (2), the first pull bar (3) and convergence adjustable plate (4), and wherein, pressurized strut (2) front end leads to
Crossing mechanical connection manner and being connected to justify turns on square tube body (1) outer wall, and the other end is passed through rotation pair and is connected with the first pull bar (3)；The
One pull bar (3) other end is passed through rotation pair and is connected with stage casing outside convergence adjustable plate (4)；Convergence adjustable plate (4) is passed through to rotate pair
It is connected to circle to turn on square tube body installation side；Pressurized strut (2) telescopic drive pass through the first pull bar (3) drive convergence adjustable plate (4) around
Front end rotates secondary rotation, realizes throat area and adjusts；
Expansion segment governor motion includes expanding adjustable plate leading portion (5), expansion adjustable plate back segment (6), pressurized strut (9), the second pull bar
(10) and expansion adjustable plate (11), wherein, expansion adjustable plate leading portion (5) one end pass through to rotate secondary with restrain adjustable plate (4) and be connected,
The other end is passed through sliding pair and is connected with expansion adjustable plate back segment (6)；Expansion adjustable plate back segment (6) other end passes through to rotate secondary connection
To on side wall (7)；Pressurized strut (9) is arranged symmetrically along jet pipe centrage, and front end is connected to fixing convergence by mechanical connection manner
On plate (8), the other end is passed through rotation pair and is connected with the second pull bar (10)；Fixing convergence plate (8) is bolt-connected to circle and turns side
On cylinder (1)；Second pull bar (10) one end is connected to pressurized strut (9) by rotating pair, and the other end passes through to rotate pair and expansion is adjusted
Section plate (11) connects；Pressurized strut (9) synchronization telescope passes through the second pull bar (10) and drives expansion adjustable plate (11) to complete deflection vector,
Drive expansion adjustable plate leading portion (5) to rotate around convergence adjustable plate (4), simultaneously in expansion under the driving of venturi governor motion simultaneously
Slide in adjustable plate back segment (6), thus realizing adapting to the monolateral expansion function of big blow down ratio, high aeroperformance；
Side wall (7), using being fixedly connected, for constituting inner flow passage, plays fixing and sealing effect simultaneously to outer housing (12)；
Outer housing (12) is mainly used in the rectification of the outer sidewind of jet pipe, is directly connected on jet pipe side wall (7), meanwhile, in jet pipe
The drive mechanism in portion and high-temperature component are effectively blocked, and stealth effect is preferable.
2. the dual vector jet pipe with monolateral expansion function according to claim 1 it is characterised in that: pressurized strut (2)
Arrange to direction, quantity is 1～4 along convergence adjustable plate (4) turns auxiliary shaft；Pressurized strut (9) rotates along expansion adjustable plate (11)
Secondary axial direction arrangement, quantity is 2～6.
3. the dual vector jet pipe with monolateral expansion function according to claim 1 it is characterised in that: the first pull bar
(3) and the second pull bar (10) is connecting rod bindiny mechanism.
4. the dual vector jet pipe with monolateral expansion function according to claim 1 it is characterised in that: expansion adjustable plate
Back segment (6) is hollow structure, is connected by chute, slide rail with expansion adjustable plate leading portion (5).
5. the dual vector jet pipe with monolateral expansion function according to claim 1 it is characterised in that: expansion adjustable plate
Leading portion (5) is hollow structure, is connected by chute, slide rail with expansion adjustable plate back segment (6).
6. the dual vector jet pipe with monolateral expansion function according to claim 1 it is characterised in that: expansion adjustable plate
Leading portion (5) is plank frame with expansion adjustable plate back segment (6), is connected by upper gliding groove or slide rail.
7. the dual vector jet pipe with monolateral expansion function according to claim 1 it is characterised in that: pressurized strut (9)
It is fixed on circle to turn on the installation side of square tube body (1).
8. the dual vector jet pipe with monolateral expansion function according to claim 1 it is characterised in that: expansion adjustable plate
Back segment (6) passes through to rotate secondary side wall (7) connection, and the position of junction point can be moved, and realizes downward deflection vector.
9. the dual vector jet pipe with monolateral expansion function according to claim 1 it is characterised in that: expansion adjustable plate
Back segment (6) and expansion adjustable plate (11) back segment carry out sawtooth repairing type.
10. the dual vector jet pipe with monolateral expansion function according to claim 1 it is characterised in that: side wall (7) and
Outer housing (12) back segment carries out sawtooth repairing type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410253892.6A CN104033281B (en) | 2014-06-09 | 2014-06-09 | Binary vectoring nozzle with unilateral expansion function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410253892.6A CN104033281B (en) | 2014-06-09 | 2014-06-09 | Binary vectoring nozzle with unilateral expansion function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104033281A CN104033281A (en) | 2014-09-10 |
| CN104033281B true CN104033281B (en) | 2017-01-25 |
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ID=51464221
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410253892.6A Active CN104033281B (en) | 2014-06-09 | 2014-06-09 | Binary vectoring nozzle with unilateral expansion function |
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| CN104634576B (en) * | 2014-12-15 | 2017-07-28 | 中国燃气涡轮研究院 | A kind of full posture inlet duct of free jet based on asymmetric double arm robot |
| CN105041507A (en) * | 2015-07-09 | 2015-11-11 | 中国航空工业集团公司沈阳发动机设计研究所 | Two-dimensional nozzle |
| CN105201685B (en) * | 2015-09-17 | 2018-06-29 | 中国航空工业集团公司沈阳发动机设计研究所 | A kind of curved two-dimensional nozzles of S with deflection vector |
| CN107882654A (en) * | 2017-11-10 | 2018-04-06 | 中国航发沈阳发动机研究所 | The dual vector jet pipe of expansion segment pressure self-balancing and there is its aero-engine |
| CN108087145A (en) * | 2017-12-14 | 2018-05-29 | 中国航发沈阳发动机研究所 | A kind of single expansion dual vector nozzle structure and aircraft |
| CN108104974B (en) * | 2017-12-14 | 2020-03-17 | 中国航发沈阳发动机研究所 | Binary vector spray pipe structure and aircraft with same |
| CN108561242B (en) * | 2018-03-22 | 2020-04-07 | 南京航空航天大学 | Short-distance lifting type throat offset pneumatic vectoring nozzle based on translational motion |
| CN112412654B (en) * | 2020-11-05 | 2022-09-20 | 中国航发四川燃气涡轮研究院 | Screw rod adjusting type binary vectoring nozzle structure and adjusting method |
| CN113074060B (en) * | 2021-03-23 | 2022-04-01 | 中国航发沈阳发动机研究所 | Vector deflection control method for binary vector spray pipe |
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| CN113638820B (en) * | 2021-10-13 | 2022-02-01 | 中国航发四川燃气涡轮研究院 | Vector implementation method for binary vectoring nozzle with expansion section adjusting plate not passing through neutral line |
| CN113864081A (en) * | 2021-10-28 | 2021-12-31 | 中国航发沈阳发动机研究所 | Stealthy structure suitable for strong infrared suppression effect of binary vector spray tube |
| CN113700572B (en) * | 2021-10-28 | 2022-02-01 | 中国航发四川燃气涡轮研究院 | Lateral combined movement sealing structure for convergence section of binary vector nozzle |
| CN113915026A (en) * | 2021-11-05 | 2022-01-11 | 沈阳飞机设计研究所扬州协同创新研究院有限公司 | Unilateral expansion spray pipe with vector adjustment capability |
| CN114382610B (en) * | 2022-01-24 | 2023-04-28 | 厦门大学 | Adjustable jet pipe of detonation ramjet engine based on spiral oblique shock wave motion rule |
| CN114673605B (en) * | 2022-04-14 | 2023-10-10 | 中国航发沈阳发动机研究所 | Single-side expansion spray pipe with light weight and high stealth capacity |
| CN115614179B (en) * | 2022-08-31 | 2024-04-05 | 中国航发四川燃气涡轮研究院 | Throat area adjusting mechanism |
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| CN104033281A (en) | 2014-09-10 |
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