CN104033281A - Binary vectoring nozzle with unilateral expansion function - Google Patents
Binary vectoring nozzle with unilateral expansion function Download PDFInfo
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- CN104033281A CN104033281A CN201410253892.6A CN201410253892A CN104033281A CN 104033281 A CN104033281 A CN 104033281A CN 201410253892 A CN201410253892 A CN 201410253892A CN 104033281 A CN104033281 A CN 104033281A
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- regulator plate
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- revolute pair
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- 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), 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), 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 aeroengine jet pipe field, relate to a kind of binary vector spray with monolateral expansion function, be also applicable to the empty day engine jet pipe field of demand simultaneously.
Background technique
Traditional aeroengine binary vector spray is because extending section length is unadjustable, and only under little blow down ratio state, has good aeroperformance.Be applied on solid propellant rocket or pressed engine and unilateral expansion nozzle, free boundary scope is large, has good aeroperformance, but cannot realize deflection vector function under large blow down ratio state, and stealth effect is poor.In order to make up the defect of conventional binary vector spray and unilateral expansion nozzle, need to design a kind of simple in structure, Novel Dual vector spray with monolateral expansion function, take into account the advantage of high reliability, high stealth simultaneously.
Summary of the invention
The object of the invention is: a kind of binary vector spray with monolateral expansion function is provided, can realize the deflection vector of throat area adjusting and different amount scope, made up the defect that conventional binary vector spray only has good aeroperformance under little blow down ratio simultaneously, can realize monolateral expansion function, take into account advantage simple in structure, that reliability is high, stealth is good simultaneously.
Technological scheme of the present invention is: a kind of binary vector spray with monolateral expansion function, it is characterized in that, and comprise that circle turns square tube body 1, venturi controlling mechanism, extending section controlling mechanism, sidewall 7 and outer cover 12, is specially:
Circle turns square tube body 1 front end and is connected with motor, as the supporting member of whole jet pipe.
Venturi controlling mechanism comprises pressurized strut 2, pull bar 3 and convergence regulator plate 4.Wherein, pressurized strut 2 front ends are connected to circle by mechanical connection manner and turn on square tube body 1 outer wall, and the other end is connected with pull bar 3 by revolute pair; Pull bar 3 the other ends are connected with convergence regulator plate 4 stage casings, outside by revolute pair; Convergence regulator plate 4 is connected to circle by revolute pair and turns on square tube body mounting edge; Pressurized strut 2 telescopic drive drive convergence regulator plate 4 to rotate around front end revolute pair by pull bar 3, realize throat area and regulate.
Extending section controlling mechanism comprises expansion regulator plate leading portion 5, expansion regulator plate back segment 6, pressurized strut 9, pull bar 10 and expansion regulator plate 11.Wherein, expansion regulator plate leading portion 5 one end are connected with convergence regulator plate 4 by revolute pair, and the other end is connected with expansion regulator plate back segment 6 by sliding pair; Expansion regulator plate back segment 6 the other ends are connected on sidewall 7 by revolute pair; Pressurized strut 9 is arranged symmetrically with along jet pipe center line, and front end is connected on fixing convergence plate 8 by mechanical connection manner, and the other end is connected with pull bar 10 by revolute pair; Fixing convergence plate 8 is bolted circle and turns on square tube body 1; Pull bar 10 one end are connected to pressurized strut 9 by revolute pair, and the other end is connected with expansion regulator plate 11 by revolute pair; Pressurized strut 9 synchronization telescopes drive expansion regulator plate 11 to complete deflection vector by pull bar 10, under the driving of venturi controlling mechanism, drive expansion regulator plate leading portion 5 to rotate around convergence regulator plate 4 simultaneously, expand the 6 interior slips of regulator plate back segment simultaneously, thereby realizing the monolateral expansion function that adapts to large blow down ratio, high aeroperformance.
Sidewall 7 adopts and is fixedly connected with, and is mainly used in forming inner flow passage, outer cover 12 is played to fixing and sealing simultaneously.
Outer cover 12 is mainly used in the rectification of the outer sidewind of jet pipe, is directly connected on jet pipe sidewall 7, and meanwhile, driving mechanism and high-temperature component to jet pipe inside effectively block, and stealth effect is better.
Described pressurized strut 2 is along convergence regulator plate 4 revolute pair axial directions layouts, and quantity is 1~4.
Described pressurized strut 9 is along expansion regulator plate 11 revolute pair axial directions layouts, and quantity is 2~6.
Described pull bar 3 and pull bar 10 can be connecting rod or other bindiny mechanisms.
Described expansion regulator plate back segment 6 is hollow structure, can be connected by chute, slide rail with expansion regulator plate leading portion 5.
Described expansion regulator plate leading portion 5 is hollow structure, can be connected by chute or slide rail with expansion regulator plate back segment 6.
Described expansion regulator plate leading portion 5 is plank frame with expansion regulator plate back segment 6, connects by upper gliding groove or slide rail.
Described pressurized strut 9 can be fixed on circle and turn on the mounting edge of square tube body 1.
Described expansion regulator plate back segment 6 connects by revolute pair sidewall 7, and the position of tie point can be moved, and realizes downward deflection vector.
Described expansion regulator plate back segment 6 and expansion regulator plate 11 back segments carry out sawtooth and repair type.
Described sidewall 7 and outer cover 12 back segments carry out sawtooth and repair type.
The novel binary vector spray with monolateral expansion function provided by the invention, its advantage is: the deflection vector that can realize throat area adjusting and different amount scope, made up the defect that conventional binary vector spray only has good aeroperformance under little blow down ratio simultaneously, can realize monolateral expansion function, take into account advantage simple in structure, that reliability is high, stealth is good simultaneously.
Brief description of the drawings
Fig. 1 plan view of the present invention
Fig. 2 the present invention is just waiting and is surveying axial view
The just second-class survey view of Fig. 3 the present invention
The axial fundamental diagram of Fig. 4 the present invention
Embodiment
Embodiment 1
There is a binary vector spray for monolateral expansion function, mainly turn square tube body 1, venturi controlling mechanism, extending section controlling mechanism, sidewall 7 and outer cover 12 by circle and form, be specially:
Circle turns square tube body 1 front end and is connected with motor, as the supporting member of whole jet pipe.
Venturi controlling mechanism is mainly made up of pressurized strut 2, pull bar 3 and convergence regulator plate 4.Wherein, pressurized strut 2 front ends are connected to circle by mechanical connection manner and turn on square tube body 1 outer wall, and the other end is connected with pull bar 3 by revolute pair; Pull bar 3 the other ends are connected with convergence regulator plate 4 stage casings, outside by revolute pair; Convergence regulator plate 4 is connected to circle by revolute pair and turns on square tube body mounting edge; Pressurized strut 2 telescopic drive drive convergence regulator plate 4 to rotate around front end revolute pair by pull bar 3, realize throat area and regulate.
Extending section controlling mechanism is mainly made up of expansion regulator plate leading portion 5, expansion regulator plate back segment 6, pressurized strut 9, pull bar 10 and expansion regulator plate 11.Wherein, expansion regulator plate leading portion 5 one end are connected with convergence regulator plate 4 by revolute pair, and the other end is connected with expansion regulator plate back segment 6 by sliding pair; Expansion regulator plate back segment 6 the other ends are connected on sidewall 7 by revolute pair; Pressurized strut 9 is arranged symmetrically with along jet pipe center line, and front end is connected on fixing convergence plate 8 by mechanical connection manner, and the other end is connected with pull bar 10 by revolute pair; Fixing convergence plate 8 is bolted circle and turns on square tube body 1; Pull bar 10 one end are connected to pressurized strut 9 by revolute pair, and the other end is connected with expansion regulator plate 11 by revolute pair; Pressurized strut 9 synchronization telescopes drive expansion regulator plate 11 to complete deflection vector by pull bar 10, under the driving of venturi controlling mechanism, drive expansion regulator plate leading portion 5 to rotate around convergence regulator plate 4 simultaneously, expand the 6 interior slips of regulator plate back segment simultaneously, thereby realizing the monolateral expansion function that adapts to large blow down ratio, high aeroperformance.
Sidewall 7 adopts and is fixedly connected with, and is mainly used in forming inner flow passage, outer cover 12 is played to fixing and sealing simultaneously.
Outer cover 12 is mainly used in the rectification of the outer sidewind of jet pipe, is directly connected on jet pipe sidewall 7, and meanwhile, driving mechanism and high-temperature component to jet pipe inside effectively block, and stealth effect is better.Described pressurized strut 2 is along convergence regulator plate 4 revolute pair axial directions layouts, and quantity is 1~4.
Described pressurized strut 9 is along expansion regulator plate 11 revolute pair axial directions layouts, and quantity is 2~6.
Described pull bar 3 and pull bar 10 can be connecting rod or other bindiny mechanisms.
Described expansion regulator plate back segment 6 is hollow structure, can be connected by chute, slide rail with expansion regulator plate leading portion 5.
Described expansion regulator plate leading portion 5 is hollow structure, can be connected by chute or slide rail with expansion regulator plate back segment 6.
Described expansion regulator plate leading portion 5 is plank frame with expansion regulator plate back segment 6, connects by upper gliding groove or slide rail.
Described pressurized strut 9 can be fixed on circle and turn on the mounting edge of square tube body 1.
Described expansion regulator plate back segment 6 connects by revolute pair sidewall 7, and the position of tie point can be moved, and realizes downward deflection vector.
Described expansion regulator plate back segment 6 and expansion regulator plate 11 back segments carry out sawtooth and repair type.
Described sidewall 7 and outer cover 12 back segments carry out sawtooth and repair type.
Claims (10)
1. a binary vector spray with monolateral expansion function, is characterized in that: comprise that circle turns square tube body (1), venturi controlling mechanism, extending section controlling mechanism, sidewall (7) and outer cover (12), is specially:
Circle turns square tube body (1) front end and is connected with motor, as the supporting member of whole jet pipe;
Venturi controlling mechanism comprises pressurized strut (2), pull bar (3) and convergence regulator plate (4), wherein, pressurized strut (2) front end is connected to circle by mechanical connection manner and turns on square tube body (1) outer wall, and the other end is connected with pull bar (3) by revolute pair; Pull bar (3) the other end is connected with stage casing, convergence regulator plate (4) outside by revolute pair; Convergence regulator plate (4) is connected to circle by revolute pair and turns on square tube body mounting edge; Pressurized strut (2) telescopic drive drives convergence regulator plate (4) to rotate around front end revolute pair by pull bar (3), realizes throat area and regulates;
Extending section controlling mechanism comprises expansion regulator plate leading portion (5), expansion regulator plate back segment (6), pressurized strut (9), pull bar (10) and expansion regulator plate (11), wherein, expansion regulator plate leading portion (5) one end is connected with convergence regulator plate (4) by revolute pair, and the other end is connected with expansion regulator plate back segment (6) by sliding pair; Expansion regulator plate back segment (6) the other end is connected on sidewall (7) by revolute pair; Pressurized strut (9) is arranged symmetrically with along jet pipe center line, and it is upper that front end is connected to fixing convergence plate (8) by mechanical connection manner, and the other end is connected with pull bar (10) by revolute pair; Fixing convergence plate (8) is bolted circle and turns (1) on square tube body; Pull bar (10) one end is connected to pressurized strut (9) by revolute pair, and the other end is connected with expansion regulator plate (11) by revolute pair; Pressurized strut (9) synchronization telescope drives expansion regulator plate (11) to complete deflection vector by pull bar (10), under the driving of venturi controlling mechanism, drive expansion regulator plate leading portion (5) to rotate around convergence regulator plate (4) simultaneously, in expansion regulator plate back segment (6), slide simultaneously, thereby realize the monolateral expansion function that adapts to large blow down ratio, high aeroperformance;
Sidewall (7) adopts and is fixedly connected with, and for forming inner flow passage, outer cover (12) is played to fixing and sealing simultaneously;
Outer cover (12) is mainly used in the rectification of the outer sidewind of jet pipe, is directly connected to jet pipe sidewall (7) upper, and meanwhile, driving mechanism and high-temperature component to jet pipe inside effectively block, and stealth effect is better.
2. the binary vector spray with monolateral expansion function according to claim 1, is characterized in that: pressurized strut (2) is along convergence regulator plate (4) revolute pair axial direction layout, and quantity is 1~4; Pressurized strut (9) is along expansion regulator plate (11) revolute pair axial direction layout, and quantity is 2~6.
3. the binary vector spray with monolateral expansion function according to claim 1, is characterized in that: pull bar (3) and pull bar (10) can be connecting rod or other bindiny mechanisms.
4. the binary vector spray with monolateral expansion function according to claim 1, is characterized in that: expansion regulator plate back segment (6) is hollow structure, can be connected by chute, slide rail with expansion regulator plate leading portion (5).
5. the binary vector spray with monolateral expansion function according to claim 1, is characterized in that: expansion regulator plate leading portion (5) is hollow structure, can be connected by chute or slide rail with expansion regulator plate back segment (6).
6. the binary vector spray with monolateral expansion function according to claim 1, is characterized in that: expansion regulator plate leading portion (5) is plank frame with expansion regulator plate back segment (6), connects by upper gliding groove or slide rail.
7. the binary vector spray with monolateral expansion function according to claim 1, is characterized in that: pressurized strut (9) is fixed on circle and turns on the mounting edge of square tube body (1).
8. the binary vector spray with monolateral expansion function according to claim 1, it is characterized in that: expansion regulator plate back segment (6) connects by revolute pair sidewall (7), the position of tie point can be moved, and realizes downward deflection vector.
9. the binary vector spray with monolateral expansion function according to claim 1, is characterized in that: expansion regulator plate back segment (6) and expansion regulator plate (11) back segment carry out sawtooth and repair type.
10. the binary vector spray with monolateral expansion function according to claim 1, is characterized in that: sidewall (7) and outer cover (12) back segment carry out sawtooth and repair type.
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Cited By (17)
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CN104634576A (en) * | 2014-12-15 | 2015-05-20 | 中国燃气涡轮研究院 | Free jet all-altitude air inlet device based on asymmetric two-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 |
CN105201685A (en) * | 2015-09-17 | 2015-12-30 | 中国航空工业集团公司沈阳发动机设计研究所 | S-shaped binary spraying pipe having vector deflection function |
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 |
CN108104974A (en) * | 2017-12-14 | 2018-06-01 | 中国航发沈阳发动机研究所 | A kind of dual vector nozzle structure and with its aircraft |
CN108561242A (en) * | 2018-03-22 | 2018-09-21 | 南京航空航天大学 | A kind of short take-off and landing type venturi offset fluidic vectoring nozzle based on translational motion |
CN112412654A (en) * | 2020-11-05 | 2021-02-26 | 中国航发四川燃气涡轮研究院 | Screw adjusting type binary vectoring nozzle structure and adjusting method |
CN113074060A (en) * | 2021-03-23 | 2021-07-06 | 中国航发沈阳发动机研究所 | Binary proper amount spray pipe vector deflection control method |
CN113107703A (en) * | 2021-04-08 | 2021-07-13 | 西北工业大学 | Spray tube air hole flow control structure |
CN113638820A (en) * | 2021-10-13 | 2021-11-12 | 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 |
CN113700572A (en) * | 2021-10-28 | 2021-11-26 | 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 |
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 |
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 |
CN114382610A (en) * | 2022-01-24 | 2022-04-22 | 厦门大学 | Adjustable jet pipe of detonation ramjet based on spiral oblique shock wave motion law |
CN114673605A (en) * | 2022-04-14 | 2022-06-28 | 中国航发沈阳发动机研究所 | Light high stealthy unilateral expansion spray tube of ability |
CN115614179A (en) * | 2022-08-31 | 2023-01-17 | 中国航发四川燃气涡轮研究院 | Adjusting mechanism for throat area |
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CN103696879A (en) * | 2013-12-05 | 2014-04-02 | 中国航空工业集团公司沈阳发动机设计研究所 | Two-dimensional aerospike vectoring nozzle |
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CN102251879A (en) * | 2011-06-09 | 2011-11-23 | 北京航空航天大学 | Differential adjustable unilateral expansion nozzle |
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Cited By (23)
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CN104634576A (en) * | 2014-12-15 | 2015-05-20 | 中国燃气涡轮研究院 | Free jet all-altitude air inlet device based on asymmetric two-arm robot |
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 |
CN105201685A (en) * | 2015-09-17 | 2015-12-30 | 中国航空工业集团公司沈阳发动机设计研究所 | S-shaped binary spraying pipe having vector deflection function |
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 |
CN108104974A (en) * | 2017-12-14 | 2018-06-01 | 中国航发沈阳发动机研究所 | A kind of dual vector nozzle structure and with its aircraft |
CN108561242A (en) * | 2018-03-22 | 2018-09-21 | 南京航空航天大学 | A kind of short take-off and landing type venturi offset fluidic vectoring nozzle based on translational motion |
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 |
CN112412654A (en) * | 2020-11-05 | 2021-02-26 | 中国航发四川燃气涡轮研究院 | Screw adjusting type binary vectoring nozzle structure and adjusting method |
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 |
CN113074060A (en) * | 2021-03-23 | 2021-07-06 | 中国航发沈阳发动机研究所 | Binary proper amount spray pipe vector deflection control method |
CN113107703A (en) * | 2021-04-08 | 2021-07-13 | 西北工业大学 | Spray tube air hole flow control structure |
CN113638820A (en) * | 2021-10-13 | 2021-11-12 | 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 |
CN113700572A (en) * | 2021-10-28 | 2021-11-26 | 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 |
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 |
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 |
CN114382610A (en) * | 2022-01-24 | 2022-04-22 | 厦门大学 | Adjustable jet pipe of detonation ramjet based on spiral oblique shock wave motion law |
CN114673605A (en) * | 2022-04-14 | 2022-06-28 | 中国航发沈阳发动机研究所 | Light high stealthy unilateral expansion spray tube of ability |
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 |
CN115614179A (en) * | 2022-08-31 | 2023-01-17 | 中国航发四川燃气涡轮研究院 | Adjusting mechanism for throat area |
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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