CN103423024B - A kind of two-dimensional nozzle converging portion controls mounting mechanism of holding concurrently - Google Patents
A kind of two-dimensional nozzle converging portion controls mounting mechanism of holding concurrently Download PDFInfo
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- CN103423024B CN103423024B CN201310350148.3A CN201310350148A CN103423024B CN 103423024 B CN103423024 B CN 103423024B CN 201310350148 A CN201310350148 A CN 201310350148A CN 103423024 B CN103423024 B CN 103423024B
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- pressurized strut
- rocking bar
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Abstract
A kind of two-dimensional nozzle converging portion controls mounting mechanism of holding concurrently, and comprise fitting seat, pressurized strut and multi-arm rocking bar, fitting seat is fixed on two-dimensional nozzle cylindrical shell; Pressurized strut one end and fitting seat hinged, the other end and multi-arm rocking bar hinged; The both sides cylindrical end of multi-arm rocking bar is inserted in the hole on two-dimensional nozzle sidewall, as rotate time fulcrum, the initiatively rocking arm on it and pressurized strut hinged, servo-actuated rocking arm and convergence adjustment sheet hinged; Convergence adjustment sheet is hinged on by the bearing on it on cylindrical section of multi-arm rocking bar, and namely multi-arm rocking bar is simultaneously as the mounting mechanism of convergence adjustment sheet; When the pressurized strut of the upper and lower both sides of two-dimensional nozzle is synchronized with the movement, the adjustment of nozzle throat area can be realized.Advantage of the present invention: during adjustment, required driving force is little, structure is simple, compact, and motion couplings is few, and regulation range is broad, suspension point can be provided for convergence adjustment sheet, effectively can realize again the control of two-dimensional nozzle throat area and the vector Solid rocket engine of binary contracting nozzle.
Description
Technical field
The present invention relates to aeroengine two-dimensional nozzle field, particularly a kind of two-dimensional nozzle converging portion controls mounting mechanism of holding concurrently.
Background technique
The deflection of jet area contraction section can change nozzle throat area, thus changes the working state of motor, and be an important means of engine control, therefore the design of converging portion control mechanism is most important to reseach of engine; Meanwhile, for contracting nozzle, suitable converging portion control mechanism can also realize vector and advance.Traditional converging portion control mechanism is mainly for axisymmetric nozzle, the two-dimensional nozzle of remarkable advantage is had still not further investigate in stealthy and vector propelling etc., for effectively realizing the control to two-dimensional nozzle converging portion, need to design the control mechanism that a kind of structure is simple, motion couplings is few.
Summary of the invention
The object of the invention is the mounting mechanism in order to realize both can be used as convergence adjustment sheet, the regulation and control to two-dimensional nozzle throat area can be realized again under motor different operating state, for binary contracting nozzle, can also realize vector to advance, spy provides a kind of two-dimensional nozzle converging portion and controls mounting mechanism of holding concurrently.
The invention provides a kind of two-dimensional nozzle converging portion and control mounting mechanism of holding concurrently, it is characterized in that: described two-dimensional nozzle converging portion controls mounting mechanism of holding concurrently, and comprise fitting seat 1, pressurized strut 2 and multi-arm rocking bar 3, fitting seat 1 is fixed on two-dimensional nozzle cylindrical shell A; Pressurized strut 2 one end and fitting seat 1 hinged, the other end and multi-arm rocking bar 3 hinged; The both sides cylindrical end of multi-arm rocking bar 3 is inserted in the hole C on two-dimensional nozzle sidewall B, as fulcrum when rotating, the initiatively rocking arm on it and pressurized strut 2 hinged, servo-actuated rocking arm and convergence adjustment sheet D hinged; Convergence adjustment sheet D is hinged on the cylindrical section of multi-arm rocking bar 3 by the bearing E on it, and namely multi-arm rocking bar 3 is simultaneously as the mounting mechanism of convergence adjustment sheet D; Said mechanism is 2 covers, arranges in the upper and lower bilateral symmetry of two-dimensional nozzle.
When the pressurized strut 2 of the upper and lower both sides of two-dimensional nozzle is synchronized with the movement, the adjustment of nozzle throat area can be realized; To binary contracting nozzle, during pressurized strut 2 asynchronous movement of the upper and lower both sides of jet pipe, vector can be realized and advance.
In Mei Tao mechanism, fitting seat 1 is identical with pressurized strut 2 quantity, is 1 ~ 4.
In Mei Tao mechanism, multi-arm rocking bar 3 quantity is 1, and on it, initiatively rocking arm number is identical with the number of pressurized strut 2, and servo-actuated rocking arm number is 2 ~ 4.
Advantage of the present invention:
Two-dimensional nozzle converging portion of the present invention controls mounting mechanism of holding concurrently, during adjustment, required driving force is little, structure is simple, compact, motion couplings is few, regulation range is broad, suspension point can be provided for convergence adjustment sheet, effectively can realize again the control of two-dimensional nozzle throat area and the vector Solid rocket engine of binary contracting nozzle.
Accompanying drawing explanation
Below in conjunction with drawings and the embodiments, the present invention is further detailed explanation:
Fig. 1 is that two-dimensional nozzle converging portion controls mounting mechanism schematic diagram of holding concurrently;
Fig. 2 is that two-dimensional nozzle converging portion controls mounting mechanism sectional view of holding concurrently;
Fig. 3 is the connection diagram that two-dimensional nozzle converging portion controls double mounting mechanism multi-arm rocking bar and sidewall.
Embodiment
Embodiment 1
Present embodiments provide a kind of two-dimensional nozzle converging portion and control mounting mechanism of holding concurrently, it is characterized in that: described two-dimensional nozzle converging portion controls mounting mechanism of holding concurrently, and comprise fitting seat 1, pressurized strut 2 and multi-arm rocking bar 3, fitting seat 1 is fixed on two-dimensional nozzle cylindrical shell A; Pressurized strut 2 one end and fitting seat 1 hinged, the other end and multi-arm rocking bar 3 hinged; The both sides cylindrical end of multi-arm rocking bar 3 is inserted in the hole C on two-dimensional nozzle sidewall B, as fulcrum when rotating, the initiatively rocking arm on it and pressurized strut 2 hinged, servo-actuated rocking arm and convergence adjustment sheet D hinged; Convergence adjustment sheet D is hinged on the cylindrical section of multi-arm rocking bar 3 by the bearing E on it, and namely multi-arm rocking bar 3 is simultaneously as the mounting mechanism of convergence adjustment sheet D; Said mechanism is 2 covers, arranges in the upper and lower bilateral symmetry of two-dimensional nozzle.
When the pressurized strut 2 of the upper and lower both sides of two-dimensional nozzle is synchronized with the movement, the adjustment of nozzle throat area can be realized; To binary contracting nozzle, during pressurized strut 2 asynchronous movement of the upper and lower both sides of jet pipe, vector can be realized and advance.
In Mei Tao mechanism, fitting seat 1 is identical with pressurized strut 2 quantity, is 1.
In Mei Tao mechanism, multi-arm rocking bar 3 quantity is 1, and on it, initiatively rocking arm number is identical with the number of pressurized strut 2, and servo-actuated rocking arm number is 2.
Embodiment 2
Present embodiments provide a kind of two-dimensional nozzle converging portion and control mounting mechanism of holding concurrently, it is characterized in that: described two-dimensional nozzle converging portion controls mounting mechanism of holding concurrently, and comprise fitting seat 1, pressurized strut 2 and multi-arm rocking bar 3, fitting seat 1 is fixed on two-dimensional nozzle cylindrical shell A; Pressurized strut 2 one end and fitting seat 1 hinged, the other end and multi-arm rocking bar 3 hinged; The both sides cylindrical end of multi-arm rocking bar 3 is inserted in the hole C on two-dimensional nozzle sidewall B, as fulcrum when rotating, the initiatively rocking arm on it and pressurized strut 2 hinged, servo-actuated rocking arm and convergence adjustment sheet D hinged; Convergence adjustment sheet D is hinged on the cylindrical section of multi-arm rocking bar 3 by the bearing E on it, and namely multi-arm rocking bar 3 is simultaneously as the mounting mechanism of convergence adjustment sheet D; Said mechanism is 2 covers, arranges in the upper and lower bilateral symmetry of two-dimensional nozzle.
When the pressurized strut 2 of the upper and lower both sides of two-dimensional nozzle is synchronized with the movement, the adjustment of nozzle throat area can be realized; To binary contracting nozzle, during pressurized strut 2 asynchronous movement of the upper and lower both sides of jet pipe, vector can be realized and advance.
In Mei Tao mechanism, fitting seat 1 is identical with pressurized strut 2 quantity, is 2.
In Mei Tao mechanism, multi-arm rocking bar 3 quantity is 2, and on it, initiatively rocking arm number is identical with the number of pressurized strut 2, and servo-actuated rocking arm number is 2.
Embodiment 3
Present embodiments provide a kind of two-dimensional nozzle converging portion and control mounting mechanism of holding concurrently, it is characterized in that: described two-dimensional nozzle converging portion controls mounting mechanism of holding concurrently, and comprise fitting seat 1, pressurized strut 2 and multi-arm rocking bar 3, fitting seat 1 is fixed on two-dimensional nozzle cylindrical shell A; Pressurized strut 2 one end and fitting seat 1 hinged, the other end and multi-arm rocking bar 3 hinged; The both sides cylindrical end of multi-arm rocking bar 3 is inserted in the hole C on two-dimensional nozzle sidewall B, as fulcrum when rotating, the initiatively rocking arm on it and pressurized strut 2 hinged, servo-actuated rocking arm and convergence adjustment sheet D hinged; Convergence adjustment sheet D is hinged on the cylindrical section of multi-arm rocking bar 3 by the bearing E on it, and namely multi-arm rocking bar 3 is simultaneously as the mounting mechanism of convergence adjustment sheet D; Said mechanism is 2 covers, arranges in the upper and lower bilateral symmetry of two-dimensional nozzle.
When the pressurized strut 2 of the upper and lower both sides of two-dimensional nozzle is synchronized with the movement, the adjustment of nozzle throat area can be realized; To binary contracting nozzle, during pressurized strut 2 asynchronous movement of the upper and lower both sides of jet pipe, vector can be realized and advance.
In Mei Tao mechanism, fitting seat 1 is identical with pressurized strut 2 quantity, is 4.
In Mei Tao mechanism, multi-arm rocking bar 3 quantity is 1, and on it, initiatively rocking arm number is identical with the number of pressurized strut 2, and servo-actuated rocking arm number is 4.
Claims (3)
1. a two-dimensional nozzle converging portion controls mounting mechanism of holding concurrently, it is characterized in that: described two-dimensional nozzle converging portion controls mounting mechanism of holding concurrently, comprise fitting seat (1), pressurized strut (2) and multi-arm rocking bar (3), fitting seat (1) is fixed on two-dimensional nozzle cylindrical shell (A); Pressurized strut (2) one end and fitting seat (1) hinged, the other end and multi-arm rocking bar (3) hinged; The both sides cylindrical end of multi-arm rocking bar (3) is inserted in the hole (C) on two-dimensional nozzle sidewall (B), as fulcrum when rotating, initiatively rocking arm on it and pressurized strut (2) hinged, servo-actuated rocking arm and convergence adjustment sheet (D) hinged; Convergence adjustment sheet (D) is hinged on the cylindrical section of multi-arm rocking bar (3) by the bearing (E) on it, and namely multi-arm rocking bar (3) is simultaneously as the mounting mechanism of convergence adjustment sheet (D); Controlling double mounting mechanism is 2 covers, arranges in the upper and lower bilateral symmetry of two-dimensional nozzle;
When the pressurized strut (2) of the upper and lower both sides of two-dimensional nozzle is synchronized with the movement, the adjustment of nozzle throat area can be realized; To binary contracting nozzle, during pressurized strut (2) asynchronous movement of the upper and lower both sides of jet pipe, vector can be realized and advance.
2. two-dimensional nozzle converging portion according to claim 1 controls mounting mechanism of holding concurrently, and it is characterized in that: in Mei Tao mechanism, fitting seat (1) is identical with pressurized strut (2) quantity, is 1 ~ 4.
3. two-dimensional nozzle converging portion according to claim 1 controls mounting mechanism of holding concurrently, it is characterized in that: in Mei Tao mechanism, multi-arm rocking bar (3) quantity is 1, and on it, initiatively rocking arm number is identical with the number of pressurized strut (2), and servo-actuated rocking arm number is 2 ~ 4.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310350148.3A CN103423024B (en) | 2013-08-13 | 2013-08-13 | A kind of two-dimensional nozzle converging portion controls mounting mechanism of holding concurrently |
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| CN201310350148.3A CN103423024B (en) | 2013-08-13 | 2013-08-13 | A kind of two-dimensional nozzle converging portion controls mounting mechanism of holding concurrently |
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| CN103423024A CN103423024A (en) | 2013-12-04 |
| CN103423024B true CN103423024B (en) | 2015-09-09 |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104033273B (en) * | 2014-06-06 | 2016-06-08 | 中国航空工业集团公司沈阳发动机设计研究所 | A kind of novel binary adjustable convergence jet pipe |
| CN104033278B (en) * | 2014-06-09 | 2016-03-30 | 中国航空工业集团公司沈阳发动机设计研究所 | A kind of two-dimensional nozzle throat area control mechanism |
| CN107618654B (en) * | 2017-08-03 | 2021-03-30 | 南京航空航天大学 | Aircraft attitude control system, control method thereof and control nozzle |
| CN109441660B (en) * | 2018-12-14 | 2021-03-09 | 中国航发沈阳发动机研究所 | Two-dimensional vectoring nozzle throat area control mechanism and two-dimensional vectoring nozzle |
| CN112761811A (en) * | 2021-01-15 | 2021-05-07 | 中国航发沈阳发动机研究所 | Aircraft engine spray tube throat area adjustment mechanism |
| CN113530706B (en) * | 2021-08-18 | 2022-08-05 | 中国航发贵阳发动机设计研究所 | Connecting structure of outer adjusting piece and active adjusting piece of engine tail nozzle |
| CN114893321A (en) * | 2022-03-31 | 2022-08-12 | 南京航空航天大学 | Self-adaptive variable-cycle engine axisymmetric exhaust structure |
| CN115163328B (en) * | 2022-04-24 | 2023-01-17 | 中国航发四川燃气涡轮研究院 | Improved external adjusting structure for binary vector spray pipe |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN88102206A (en) * | 1987-04-09 | 1988-11-09 | 联合工艺公司 | The ejector exhaust pipe device of thrust guiding |
| GB2291133A (en) * | 1983-01-13 | 1996-01-17 | Snecma | Convergent-divergent nozzle |
| US6299077B1 (en) * | 1999-12-18 | 2001-10-09 | United Technologies Corporation | Actuation system for convergent/divergent nozzle |
| EP1304472A1 (en) * | 2001-10-19 | 2003-04-23 | Industria de Turbo Propulsores S.A. | Gas turbine engine two dimensional exhaust nozzle mechanism with reverse exhaust capability |
| RU2232281C1 (en) * | 2002-12-26 | 2004-07-10 | Открытое акционерное общество Авиамоторный научно-технический комплекс "Союз" | Air-jet engine two-dimensional exit nozzle |
-
2013
- 2013-08-13 CN CN201310350148.3A patent/CN103423024B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2291133A (en) * | 1983-01-13 | 1996-01-17 | Snecma | Convergent-divergent nozzle |
| CN88102206A (en) * | 1987-04-09 | 1988-11-09 | 联合工艺公司 | The ejector exhaust pipe device of thrust guiding |
| US6299077B1 (en) * | 1999-12-18 | 2001-10-09 | United Technologies Corporation | Actuation system for convergent/divergent nozzle |
| EP1304472A1 (en) * | 2001-10-19 | 2003-04-23 | Industria de Turbo Propulsores S.A. | Gas turbine engine two dimensional exhaust nozzle mechanism with reverse exhaust capability |
| RU2232281C1 (en) * | 2002-12-26 | 2004-07-10 | Открытое акционерное общество Авиамоторный научно-технический комплекс "Союз" | Air-jet engine two-dimensional exit nozzle |
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| CN103423024A (en) | 2013-12-04 |
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