CN206378267U - A kind of Mach number governor motion suitable for transonic and supersonic wind tunnel - Google Patents
A kind of Mach number governor motion suitable for transonic and supersonic wind tunnel Download PDFInfo
- Publication number
- CN206378267U CN206378267U CN201621311214.1U CN201621311214U CN206378267U CN 206378267 U CN206378267 U CN 206378267U CN 201621311214 U CN201621311214 U CN 201621311214U CN 206378267 U CN206378267 U CN 206378267U
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- China
- Prior art keywords
- adjustment sheet
- plate
- rhombus
- tail
- mounting seat
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Abstract
A kind of Mach number governor motion suitable for transonic and supersonic wind tunnel, belongs to aviation aerodynamic force wind-tunnel technique field.The utility model adjusts the problem of blockage percentage is big to solve existing Mach number governor motion flow cross-sectional.The utility model prolongs plate, rhombus adjustment sheet and rear tail including preceding tail and prolongs plate, preceding tail prolongs plate and rear tail prolongs plate and set in two venturi wainscots and the cavity of two venturi lower wall panels formation, preceding tail prolong plate and rear tail prolong plate between be hinged with rhombus adjustment sheet, auxiliary adjustment mechanism is provided with the diamond body of rhombus adjustment sheet, tail prolongs sliding action of the plate by the driving realization of main electric cylinder in slide rail mounting seat afterwards, and the opening and closing that plate controls rhombus adjustment sheet are prolonged by tail after pulling.The utility model mechanism employs rhombus adjustment sheet, with preceding tail prolong plate, rear tail prolong plate shape into airflow face it is continuous without jump, rhombus adjustment sheet can pack up that conjunction is flat completely, and device obstruction degree is small, and aeroperformance is good.
Description
Technical field
The utility model is related to a kind of Mach number governor motion suitable for transonic and supersonic wind tunnel, belongs to aviation aerodynamic force wind
Hole experimental technique field.
Background technology
Aerodynamics is to develop aeronautical and space technology and a basic science of other industrial technologies, and wind tunnel experiment is empty
One of basic skills of aerodynamics research.It is sub-, in, supersonic wind tunnel experiment, Mach number all needs accurately to simulate
One of important aerodynamic parameter.In transonic and supersonic wind tunnel, control experiment Mach number has a variety of methods, utilizes the larynx of centerbody formula second
Road control experiment Mach number, has fast response time because of it, is widely adopted the features such as degree of regulation is high.It is existing across supersonic speed
The second throat center body mechanism of wind-tunnel, some use two-piece type structures, airflow face are discontinuous, and some adjustment sheets can not be packed up
Conjunction is flat, blockage percentage is larger, and aeroperformance is poor.In summary, in the urgent need to developing a kind of new Mach number governor motion, energy
Enough take into account Mach number regulatory function and good aeroperformance.
Utility model content
The purpose of this utility model is to solve the second throat of the transonic and supersonic wind tunnel of existing use two-piece type structure
Center body mechanism, because adjustment sheet smooth can not pack up conjunction it is flat cause Mach number to measure blockage percentage is larger, aeroperformance is poor to ask
Topic, and then a kind of Mach number governor motion suitable for transonic and supersonic wind tunnel is provided.
The technical solution of the utility model：
A kind of Mach number governor motion suitable for transonic and supersonic wind tunnel includes main electric cylinder, auxiliary adjustment mechanism, main electricity
Dynamic cylinder mounting seat, oscillating bearing, connecting seat, sliding-rail sliding, slide rail mounting seat, preceding tail prolong plate, rhombus adjustment sheet and rear tail and prolong plate,
Described preceding tail prolongs plate and rear tail prolongs plate and set in two venturi wainscots and the cavity of two venturi lower wall panels formation, preceding tail
Prolong plate and rear tail prolongs rhombus adjustment sheet is hinged between plate, auxiliary adjustment machine is provided with the diamond body of described rhombus adjustment sheet
Structure, described preceding tail prolongs plate and is fixedly mounted on the madial wall of two venturi wainscots and two venturi lower wall panels, and described rear tail prolongs
The upper and lower ends of plate, which are fixed with connecting seat, connecting seat, is provided with sliding-rail sliding, and rear tail prolongs plate by sliding-rail sliding with being arranged on
Slide rail mounting seat on two venturi wainscots and two venturi lower wall panels outer walls sets up connection, two venturi wainscots and two venturi lower walls
Main electric cylinder mounting seat is also equipped with the outer wall of plate, main electric cylinder mounting seat is provided with main electric cylinder, and main electric cylinder is by closing
Bearings are set up with connecting seat and are connected.
It is preferred that：Described rhombus adjustment sheet includes the first adjustment sheet, the second adjustment sheet, the 3rd adjustment sheet and the 4th regulation
Piece, described the first adjustment sheet and the second adjustment sheet prolongs plate foundation by articulated manner and preceding tail and is connected, the 3rd described regulation
Piece and the 4th adjustment sheet prolong plate foundation by articulated manner and rear tail and are connected, and the first described adjustment sheet and the 3rd adjustment sheet are cut with scissors
Connect, the second described adjustment sheet is hinged with the 4th adjustment sheet, the first adjustment sheet, the second adjustment sheet, the 3rd tune after being articulated and connected
Nodal plate and the 4th adjustment sheet formation rhombus are hinged four-bar linkage structure.
It is preferred that：Described auxiliary adjustment mechanism includes auxiliary electric cylinder, auxiliary electric cylinder mounting seat and push rod, described push rod
In the framework for being arranged on the formation of rhombus adjustment sheet, push rod completes to promote by the auxiliary electric cylinder in auxiliary electric cylinder mounting seat
Action, described auxiliary electric cylinder mounting seat is fixedly mounted on the lateral wall of two venturi wainscots and two venturi lower wall panels.
It is preferred that：Described the first adjustment sheet, the second adjustment sheet, the adjustment sheet body of the 3rd adjustment sheet and the 4th adjustment sheet
Centre is groove-like, when rhombus adjustment sheet is closed, and push rod is in the notch of two adjustment sheets formation.
It is preferred that：Described slide rail mounting seat includes upper slide rail mounting seat and glidepath mounting seat, and described connecting seat leads to
Cross its top and bottom and sliding-rail sliding is installed in upper slide rail mounting seat and glidepath mounting seat.
The utility model has the advantages that：The utility model mechanism employs rhombus adjustment sheet, with preceding tail prolong plate,
Afterwards tail prolong plate shape into airflow face it is continuous without jump, rhombus adjustment sheet can pack up that conjunction is flat completely, and device obstruction degree is small, pneumatic
It is functional.Mechanism employs auxiliary electric cylinder and pusher structure, is in and is packed up under conjunction level state in rhombus adjustment sheet, can be passed through
Auxiliary electric cylinder driving push rod, opens a low-angle by rhombus adjustment sheet, abolishes the dead-centre position of mechanism, then electronic by master
Cylinder drives the proper motion for realizing mechanism.
Brief description of the drawings
Fig. 1 is a kind of top view of the Mach number governor motion suitable for transonic and supersonic wind tunnel；
Fig. 2 is a kind of front view of the Mach number governor motion suitable for transonic and supersonic wind tunnel；
Fig. 3 is sectional view at A-A in Fig. 1；
The main electric cylinders of 1- in figure, 2- auxiliary adjustments mechanism, the main electric cylinder mounting seats of 3-, the auxiliary electric cylinder mounting seats of 4-, 5- is closed
Tail prolongs tail after plate, 10- rhombus adjustment sheets, 11- and prolongs plate before bearings, 6- connecting seats, 7- sliding-rail slidings, 8- slide rail mounting seats, 9-,
12- push rods, the venturi wainscots of 13- bis-, the venturi lower wall panels of 14- bis-, the auxiliary electric cylinders of 15-, the adjustment sheets of 16- first, 17- second is adjusted
Piece, the adjustment sheets of 18- the 3rd, the adjustment sheets of 19- the 4th, the upper slide rail mounting seats of 20-, 21- glidepath mounting seats.
Embodiment
Embodiment one：Illustrate present embodiment with reference to Fig. 1 to Fig. 3, one kind of present embodiment is applied to across super
The Mach number governor motion of velocity of sound wind-tunnel includes main electric cylinder 1, auxiliary adjustment mechanism 2, main electric cylinder mounting seat 3, oscillating bearing
5th, connecting seat 6, sliding-rail sliding 7, slide rail mounting seat 8, preceding tail prolong plate 9, rhombus adjustment sheet 10 and rear tail and prolong plate 11, described preceding tail
Prolong plate 9 and rear tail prolongs plate 11 and set in two venturi wainscots 13 and the cavity of two venturi lower wall panels 14 formation, preceding tail prolongs
Plate 9 and rear tail are hinged with rhombus adjustment sheet 10 between prolonging plate 11, and the diamond body of described rhombus adjustment sheet 10 is interior provided with auxiliary
Governor motion 2, described preceding tail prolongs plate 9 and is fixedly mounted on the madial wall of two venturi wainscots 13 and two venturi lower wall panels 14,
The upper and lower ends that described rear tail prolongs plate 11 are fixed with connecting seat 6, connecting seat 6 and are provided with sliding-rail sliding 7, and rear tail prolongs plate 11 and led to
Sliding-rail sliding 7 is crossed to be connected with the foundation of slide rail mounting seat 8 on two venturi wainscots 13 and the outer wall of two venturi lower wall panels 14,
Main electric cylinder mounting seat 3, main electric cylinder mounting seat 3 are also equipped with two venturi wainscots 13 and the outer wall of two venturi lower wall panels 14
Main electric cylinder 1 is provided with, main electric cylinder 1 is set up with connecting seat 6 and is connected；Described slide rail mounting seat 8 includes upper slide rail mounting seat
20 and glidepath mounting seat 21, described connecting seat 6 installs sliding-rail sliding 7 by its top and bottom and is arranged on upper slide rail peace
Fill in seat 20 and glidepath mounting seat 21.It is arranged such, preceding tail is prolonged into plate 9 is fixedly mounted on two venturi wainscots 13 and two venturis
On the madial wall of lower wall panels 14, preceding tail prolongs plate 9 and rear tail prolong plate 11 between be hinged with rhombus adjustment sheet 10, rear tail prolongs plate 11 and led to
The sliding action in slide rail mounting seat 8 is realized in the driving for crossing main electric cylinder 1, and prolonging plate 11 by tail after pulling during experiment controls water chestnut
The opening and closing of shape adjustment sheet 10, by adjusting rhombus adjustment sheet 10 and the venturi cross-sectional area of second throat sidewall paneling formation
Realize in transonic and supersonic wind tunnel, the regulation of control experiment Mach number.
Embodiment two：Illustrate present embodiment with reference to Fig. 1 to Fig. 3, one kind of present embodiment is applied to across super
Rhombus adjustment sheet 10 described in the Mach number governor motion of velocity of sound wind-tunnel includes the first adjustment sheet 16, the second adjustment sheet the 17, the 3rd
The adjustment sheet 19 of adjustment sheet 18 and the 4th, described the first adjustment sheet 16 and the second adjustment sheet 17 prolongs plate by articulated manner and preceding tail
9 set up connection, and described the 3rd adjustment sheet 18 and the 4th adjustment sheet 19 prolongs the foundation of plate 11 by articulated manner and rear tail and be connected, institute
The first adjustment sheet 16 and the 3rd adjustment sheet 18 stated are hinged, and the second described adjustment sheet 17 is hinged with the 4th adjustment sheet 19, is hinged
The first adjustment sheet 16, the second adjustment sheet 17, the 3rd adjustment sheet 18 and the 4th adjustment sheet 19 formation rhombus after connection are hinged four companies
Bar structure.
Embodiment three：Illustrate present embodiment with reference to Fig. 1 to Fig. 3, one kind of present embodiment is applied to across super
Auxiliary adjustment mechanism 2 described in the Mach number governor motion of velocity of sound wind-tunnel includes auxiliary electric cylinder 15, auxiliary electric cylinder mounting seat 4 and pushed away
Bar 12, described push rod 12 is arranged in the framework of the formation of rhombus adjustment sheet 10, and push rod 12 installed in auxiliary electric cylinder by installing
Auxiliary electric cylinder 15 on seat 4 completes pushing action, and described auxiliary electric cylinder mounting seat 4 is fixedly mounted on the He of two venturi wainscot 13
On the lateral wall of two venturi lower wall panels 14.It is arranged such, is driven by auxiliary electric cylinder 15, can will be in and pack up under conjunction level state
Rhombus adjustment sheet 10 open a low-angle, abolish the dead-centre position of mechanism, then by main electric cylinder 1 driving realize mechanism
Proper motion.
Embodiment four：Illustrate present embodiment with reference to Fig. 1 to Fig. 3, one kind of present embodiment is applied to across super
The first adjustment sheet 16, the second adjustment sheet 17, the 3rd adjustment sheet 18 and the 4th described in the Mach number governor motion of velocity of sound wind-tunnel are adjusted
It is groove-like in the middle of the adjustment sheet body of nodal plate 19, when rhombus adjustment sheet 10 is closed, push rod 12 is in the formation of two adjustment sheets
In notch.
Present embodiment is the exemplary illustration to this patent, does not limit its protection domain, people in the art
Member can also be changed to its part, as long as no the Spirit Essence beyond this patent, all in the protection domain of this patent.
Claims (5)
1. a kind of Mach number governor motion suitable for transonic and supersonic wind tunnel, including main electric cylinder (1), auxiliary adjustment mechanism (2),
Main electric cylinder mounting seat (3), oscillating bearing (5), connecting seat (6), sliding-rail sliding (7), slide rail mounting seat (8), preceding tail prolong plate
(9), rhombus adjustment sheet (10) and rear tail prolong plate (11), it is characterised in that：Described preceding tail prolongs plate (9) and rear tail prolongs plate (11) and set
Put in two venturi wainscots (13) and the cavity of two venturi lower wall panels (14) formation, preceding tail prolongs plate (9) and rear tail prolongs plate
(11) rhombus adjustment sheet (10) is hinged between, the diamond body of described rhombus adjustment sheet (10) is interior to be provided with auxiliary adjustment mechanism
(2), described preceding tail prolongs plate (9) and is fixedly mounted on the madial wall of two venturi wainscots (13) and two venturi lower wall panels (14),
The upper and lower ends that described rear tail prolongs plate (11) are fixed with connecting seat (6), connecting seat (6) and are provided with sliding-rail sliding (7), rear tail
Prolong plate (11) and pass through sliding-rail sliding (7) and the slide rail on two venturi wainscots (13) and two venturi lower wall panels (14) outer walls
Mounting seat (8), which is set up, to be connected, and main electric cylinder is also equipped with the outer wall of two venturi wainscots (13) and two venturi lower wall panels (14)
Mounting seat (3), main electric cylinder mounting seat (3) is provided with main electric cylinder (1), and main electric cylinder (1) is by oscillating bearing (5) with being connected
Seat (6) sets up connection.
2. a kind of Mach number governor motion suitable for transonic and supersonic wind tunnel according to claim 1, it is characterised in that：Institute
The rhombus adjustment sheet (10) stated includes the first adjustment sheet (16), the second adjustment sheet (17), the 3rd adjustment sheet (18) and the 4th regulation
Piece (19), described the first adjustment sheet (16) and the second adjustment sheet (17) prolongs plate (9) foundation by articulated manner and preceding tail and is connected,
Described the 3rd adjustment sheet (18) and the 4th adjustment sheet (19) prolongs plate (11) foundation by articulated manner and rear tail and is connected, described
First adjustment sheet (16) is hinged with the 3rd adjustment sheet (18), and described the second adjustment sheet (17) is hinged with the 4th adjustment sheet (19),
The first adjustment sheet (16), the second adjustment sheet (17), the 3rd adjustment sheet (18) and the formation of the 4th adjustment sheet (19) after being articulated and connected
Rhombus is hinged four-bar linkage structure.
3. a kind of Mach number governor motion suitable for transonic and supersonic wind tunnel according to claim 1 or 2, its feature exists
In：Described auxiliary adjustment mechanism (2) includes auxiliary electric cylinder (15), auxiliary electric cylinder mounting seat (4) and push rod (12), and described pushes away
Bar (12) is arranged in the framework of rhombus adjustment sheet (10) formation, and push rod (12) passes through on auxiliary electric cylinder mounting seat (4)
Auxiliary electric cylinder (15) complete pushing action, described auxiliary electric cylinder mounting seat (4) is fixedly mounted on two venturi wainscots (13)
On the lateral wall of two venturi lower wall panels (14).
4. a kind of Mach number governor motion suitable for transonic and supersonic wind tunnel according to claim 2, it is characterised in that：Institute
The adjustment sheet body of the first adjustment sheet (16), the second adjustment sheet (17), the 3rd adjustment sheet (18) and the 4th adjustment sheet (19) stated
Centre is groove-like, when rhombus adjustment sheet (10) is closed, and push rod (12) is in the notch of two adjustment sheets formation.
5. a kind of Mach number governor motion suitable for transonic and supersonic wind tunnel according to claim 1, it is characterised in that：Institute
The slide rail mounting seat (8) stated includes upper slide rail mounting seat (20) and glidepath mounting seat (21), and described connecting seat (6) passes through it
Sliding-rail sliding (7) is installed and is arranged on upper slide rail mounting seat (20) and glidepath mounting seat (21) in top and bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621311214.1U CN206378267U (en) | 2016-12-02 | 2016-12-02 | A kind of Mach number governor motion suitable for transonic and supersonic wind tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621311214.1U CN206378267U (en) | 2016-12-02 | 2016-12-02 | A kind of Mach number governor motion suitable for transonic and supersonic wind tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206378267U true CN206378267U (en) | 2017-08-04 |
Family
ID=59405311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621311214.1U Withdrawn - After Issue CN206378267U (en) | 2016-12-02 | 2016-12-02 | A kind of Mach number governor motion suitable for transonic and supersonic wind tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206378267U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106525381A (en) * | 2016-12-02 | 2017-03-22 | 中国航空工业集团公司沈阳空气动力研究所 | Mach number adjusting mechanism suitable for trans-supersonic wind tunnel |
| CN112504612A (en) * | 2020-12-29 | 2021-03-16 | 北京航天益森风洞工程技术有限公司 | Two-throat real-time adjustable super-expanding section |
| CN115371939A (en) * | 2022-08-09 | 2022-11-22 | 中国航空工业集团公司哈尔滨空气动力研究所 | Low-speed wind tunnel test section with adjustable section |
-
2016
- 2016-12-02 CN CN201621311214.1U patent/CN206378267U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106525381A (en) * | 2016-12-02 | 2017-03-22 | 中国航空工业集团公司沈阳空气动力研究所 | Mach number adjusting mechanism suitable for trans-supersonic wind tunnel |
| CN112504612A (en) * | 2020-12-29 | 2021-03-16 | 北京航天益森风洞工程技术有限公司 | Two-throat real-time adjustable super-expanding section |
| CN115371939A (en) * | 2022-08-09 | 2022-11-22 | 中国航空工业集团公司哈尔滨空气动力研究所 | Low-speed wind tunnel test section with adjustable section |
| CN115371939B (en) * | 2022-08-09 | 2023-03-28 | 中国航空工业集团公司哈尔滨空气动力研究所 | Section adjustable low-speed wind tunnel test section |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170804 Effective date of abandoning: 20181019 |