CN106092499B - The three axis rotation test devices for wind tunnel model - Google Patents
The three axis rotation test devices for wind tunnel model Download PDFInfo
- Publication number
- CN106092499B CN106092499B CN201610535366.8A CN201610535366A CN106092499B CN 106092499 B CN106092499 B CN 106092499B CN 201610535366 A CN201610535366 A CN 201610535366A CN 106092499 B CN106092499 B CN 106092499B
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- rotary shaft
- axis
- connector
- connecting fork
- link slot
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M9/00—Aerodynamic testing; Arrangements in or on wind tunnels
- G01M9/08—Aerodynamic models
Abstract
The invention discloses a kind of three axis rotation test devices for wind tunnel model, including model base, connecting fork and connector, and connecting fork is between model base and connector；First axle rotating mechanism is equipped between connecting fork and model base, first axle rotating mechanism includes first rotary shaft vertical with the axis of connecting fork, and connecting fork and/or model base rotatable engagement are sleeved in the first rotary shaft；The second axis rotating mechanism is equipped between connecting fork and connector, the second axis rotating mechanism includes the second vertical with connecting fork axis, connector axis and the first rotary shaft simultaneously rotary shaft, and connecting fork and/or connector rotatable engagement are sleeved in the second rotary shaft；Connector is equipped with third axis rotary drive mechanism backwards to one end of connecting fork.The present invention is used for three axis rotation test devices of wind tunnel model, can easily and accurately realize that three axis rotate, in order to simulate the stress condition of different wind direction drags in the dynamometry and manometric test that carry out in wind tunnel test.
Description
Technical field
The present invention relates to a kind of three shaft rotating devices, specifically fill for a kind of three axis rotation tests for wind tunnel model
It sets.
Background technique
The dynamometry and manometric test carried out in wind tunnel test requires to simulate different wind direction lower dies by rotating model
The stress condition of type.The rotation that need to carry out three degree of freedom in actual tests altogether, respectively corresponds in cartesian coordinate system and surrounds
X, the rotation of Y and Z axis.However, the rotating-table apparatus in traditional wind tunnel test is typically only capable to one axis rotation of enough progress or two axis
Rotation lacks accurate experimental rig is facilitated to realize that three axis of wind tunnel model arbitrarily rotate at present.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of three axis rotation test devices for wind tunnel model, it can
Realize that three axis rotate, easily and accurately in order to simulate different wind directions in the dynamometry and manometric test that carry out in wind tunnel test
The stress condition of drag.
In order to achieve the above objectives, the invention provides the following technical scheme:
A kind of three axis rotation test devices for wind tunnel model, including model base, connecting fork and connector, the company
Vent is connect between the model base and the connector；
First axle rotating mechanism is equipped between the connecting fork and the model base, the first axle rotating mechanism includes
First rotary shaft vertical with the axis of the connecting fork, the connecting fork and/or the model base rotatable engagement are sleeved on
In first rotary shaft；
The second axis rotating mechanism is equipped between the connecting fork and the connector, the second axis rotating mechanism includes same
When second rotary shaft vertical with the connecting fork axis, connector axis and the first rotary shaft, the connecting fork and/or described
Connector rotatable engagement is sleeved in second rotary shaft；
The connector is equipped with backwards to one end of the connecting fork for driving the connector along the third of axial-rotation
Axis rotary drive mechanism.
Further, the connecting fork is equipped with link slot I towards the end face of the model base, and first rotary shaft is set
It sets between the two sidewalls of the link slot I, and the model base is equipped with and is inserted into the link slot I simultaneously rotatable engagement set
Connection bump I in first rotary shaft.
Further, coaxial installation through-hole I, the first rotary shaft peace are correspondingly provided on the two sidewalls of the link slot I
In the installation through-hole I.
Further, the connecting fork is equipped with link slot II towards the end face of the connector, and second rotary shaft is set
It sets between the two sidewalls of the link slot II, and the connector is equipped with and is inserted into the link slot II simultaneously rotatable engagement set
Connection bump II in second rotary shaft.
Further, coaxial installation through-hole II, second rotary shaft are correspondingly provided on the two sidewalls of the link slot II
It is mounted in the installation through-hole II.
Further, the connection bump II is arc-shaped towards II end of link slot.
Further, the third axis rotary drive mechanism includes being fixedly connected with the connector and same with the connector
The turbine of axis setting and the worm screw engaged with the turbine；Or the third axis rotary drive mechanism includes solid with the connector
Fixed connection and the belt wheel being coaxially disposed with the connector and the transmission belt being sleeved on the belt wheel；Or the third axis rotation
Driving mechanism include be fixedly connected with the connector and with the connector coaxial arrangement sprocket wheel and be sleeved on the sprocket wheel
On transmission chain；Or the third axis rotary drive mechanism includes being fixedly connected with the connector and coaxial with the connector
The gear of setting and the driving gear engaged with the gear.
The beneficial effects of the present invention are:
Three axis rotation test devices of the present invention for wind tunnel model can be realized connection by the way that the first rotary shaft is arranged
Relative rotation between fork and model base；By the way that the second rotary shaft is arranged, the phase between connecting fork and connector can be realized
To rotation；By the way that third rotary drive mechanism is arranged, can drive connection part rotate about the axis thereof, and then drive connecting fork and mould
Type pedestal is also rotated around the axis of connector；By by the second rotary shaft be set as simultaneously with connecting fork axis, connector axis
It is vertical with the first rotary shaft, rotating freely in three mutually orthogonal directions so can be realized, can realize wind-tunnel mould
The pitch angle (rotating around X-axis) of type, yaw angle (rotating around Y-axis), the accurate, quick and independent of roll angle (rotating about the z axis) are adjusted
It is whole, in order to simulate the stress condition of different wind direction drags in the dynamometry and manometric test that carry out in wind tunnel test.
Detailed description of the invention
In order to keep the purpose of the present invention, technical scheme and beneficial effects clearer, the present invention provides following attached drawing and carries out
Illustrate:
Fig. 1 is structural schematic diagram of the present invention for three axis rotation test device embodiments of wind tunnel model；
Fig. 2 is the left view of Fig. 1；
Fig. 3 is the structural schematic diagram of the present embodiment third axis rotary drive mechanism.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings and specific examples, so that those skilled in the art can be with
It better understands the present invention and can be practiced, but illustrated embodiment is not as a limitation of the invention.
As shown in Figure 1, the structural schematic diagram for the present invention for three axis rotation test device embodiments of wind tunnel model.This
The three axis rotation test devices for wind tunnel model of embodiment, including model base 1, connecting fork 2 and connector 3, connecting fork 2
Between model base 1 and connector 3.First axle rotating mechanism, first axle rotation are equipped between connecting fork 2 and model base 1
Rotation mechanism includes first rotary shaft 4 vertical with the axis of connecting fork 2, connecting fork 2 and/or 1 rotatable engagement of model base suit
In the first rotary shaft 4.The connecting fork 2 of the present embodiment is equipped with link slot I 5, the first rotary shaft towards the end face of model base 1
4 are arranged between the two sidewalls of link slot I 5, and model base 1 is equipped in insertion link slot I 5 and rotatable engagement is sleeved on the
Connection bump I 6 in one rotary shaft 4.Specifically, coaxial installation through-hole I is correspondingly provided on the two sidewalls of link slot I 5, first
Rotary shaft 4 is mounted in installation through-hole I, and first rotary shaft 4 of the present embodiment is the bolt being mounted in installation through-hole I, i.e., originally
The connecting fork 2 and 1 rotatable engagement of model base of embodiment are sleeved in the first rotary shaft 4.
Between connecting fork 2 and connector 3 be equipped with the second axis rotating mechanism, the second axis rotating mechanism include simultaneously and connecting fork
2 axis, 3 axis of connector and the second vertical rotary shaft 7 of the first rotary shaft 4,3 rotatable engagement set of connecting fork 2 and/or connector
In the second rotary shaft 7.The connecting fork 2 of the present embodiment is equipped with link slot II 8, the second rotation towards the end face of connector 3
Axis 7 is arranged between the two sidewalls of link slot II 8, and connector 3 is equipped in insertion link slot II 8 and rotatable engagement is sleeved on
Connection bump II 9 in second rotary shaft 7.Connection bump II 9 is arc-shaped towards II 8 end of link slot, avoids interference with.This implementation
It is correspondingly provided with coaxial installation through-hole II on the two sidewalls of the link slot II 8 of example, the second rotary shaft 7 is mounted on installation through-hole II
Interior, second rotary shaft 7 of the present embodiment is the bolt being mounted in installation through-hole II, i.e. the connecting fork 2 of the present embodiment and connection
3 rotatable engagement of part is sleeved in the second rotary shaft 7,
Connector 3 rotates driving backwards to the third axis that one end of connecting fork 2 is equipped with for drive connection part 3 along axial-rotation
Mechanism.Third axis rotary drive mechanism include be fixedly connected with connector 3 and with connector 3 be coaxially disposed turbine 10 and and whirlpool
The worm screw 11 of 10 engagement of wheel；Or third axis rotary drive mechanism includes being fixedly connected with connector 3 and being coaxially disposed with connector 3
Belt wheel and the transmission belt that is sleeved on belt wheel；Or third axis rotary drive mechanism include be fixedly connected with connector 3 and with even
The sprocket wheel that fitting 3 is coaxially disposed and the transmission chain being sleeved on sprocket wheel；Or third axis rotary drive mechanism includes solid with connector 3
Fixed connection and the gear being coaxially disposed with connector 3 and the driving gear engaged with gear.The third axis of the present embodiment, which rotates, to be driven
Motivation structure includes being fixedly connected with connector 3 and the turbine 10 being coaxially disposed with connector 3 and the worm screw 11 that engages with turbine 10,
Using the self-locking feature of turbine and worm system, it can be achieved that reverse self-locking, thus the implementation model position after adjusting model angle
Automatic fixation.
The present embodiment is used for three axis rotation test devices of wind tunnel model, by the way that the first rotary shaft, the company of can be realized is arranged
Connect the relative rotation between fork and model base；By the way that the second rotary shaft is arranged, can be realized between connecting fork and connector
Relative rotation；By be arranged third rotary drive mechanism, can drive connection part rotate about the axis thereof, and then drive connecting fork and
Model base is also rotated around the axis of connector；By by the second rotary shaft be set as simultaneously with connecting fork axis, connector shaft
Line and the first rotary shaft are vertical, and rotating freely in three mutually orthogonal directions so can be realized, can realize wind-tunnel
The pitch angle (being rotated around X-axis) of model, yaw angle (being rotated around Y-axis), roll angle (rotating about the z axis) it is accurate, quick and independent
Adjustment, in order to simulate the stress condition of different wind direction drags in the dynamometry and manometric test that carry out in wind tunnel test.
Embodiment described above is only to absolutely prove preferred embodiment that is of the invention and being lifted, protection model of the invention
It encloses without being limited thereto.Those skilled in the art's made equivalent substitute or transformation on the basis of the present invention, in the present invention
Protection scope within.Protection scope of the present invention is subject to claims.
Claims (2)
1. a kind of three axis rotation test devices for wind tunnel model, it is characterised in that: including model base, connecting fork and connection
Part, the connecting fork is between the model base and the connector；
First axle rotating mechanism is equipped between the connecting fork and the model base, the first axle rotating mechanism includes and institute
The first vertical rotary shaft of the axis of connecting fork is stated, the connecting fork and the model base rotatable engagement are sleeved on described first
In rotary shaft；The connecting fork is equipped with link slot I towards the end face of the model base, and first rotary shaft is arranged in institute
Between the two sidewalls for stating link slot I, and the model base is equipped in the insertion link slot I and rotatable engagement is sleeved on institute
State the connection bump I in the first rotary shaft；It is correspondingly provided with coaxial installation through-hole I on the two sidewalls of the link slot I, described
One rotary shaft is mounted in the installation through-hole I；First rotary shaft is the bolt being mounted in the installation through-hole I；
Between the connecting fork and the connector be equipped with the second axis rotating mechanism, the second axis rotating mechanism include simultaneously with
The second vertical rotary shaft of the connecting fork axis, connector axis and the first rotary shaft, the connecting fork and the connector
Rotatable engagement is sleeved in second rotary shaft；The connecting fork is equipped with link slot II towards the end face of the connector,
Second rotary shaft is arranged between the two sidewalls of the link slot II, and the connector is equipped with and is inserted into the link slot
In II and rotatable engagement is sleeved on the connection bump II in second rotary shaft；Correspondence is set on the two sidewalls of the link slot II
There is coaxial installation through-hole II, second rotary shaft is mounted in the installation through-hole II；Second rotary shaft is installation
Bolt in the installation through-hole II；
The connector is equipped with backwards to one end of the connecting fork for driving the connector to revolve along the third axis of axial-rotation
Turn driving mechanism；The third axis rotary drive mechanism includes being fixedly connected with the connector and coaxially setting with the connector
The worm gear set and the worm screw engaged with the worm gear.
2. the three axis rotation test devices according to claim 1 for wind tunnel model, it is characterised in that: the connection is convex
It is arc-shaped towards II end of link slot to play II.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610535366.8A CN106092499B (en) | 2016-07-08 | 2016-07-08 | The three axis rotation test devices for wind tunnel model |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610535366.8A CN106092499B (en) | 2016-07-08 | 2016-07-08 | The three axis rotation test devices for wind tunnel model |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106092499A CN106092499A (en) | 2016-11-09 |
| CN106092499B true CN106092499B (en) | 2019-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610535366.8A Active CN106092499B (en) | 2016-07-08 | 2016-07-08 | The three axis rotation test devices for wind tunnel model |
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Families Citing this family (8)
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| CN110044576B (en) * | 2019-05-23 | 2024-01-26 | 重庆大学 | Bypass device for realizing plane movement of wind tunnel inlet |
| CN110044572B (en) * | 2019-05-23 | 2023-11-17 | 重庆大学 | Horizontal moving device of tornado simulator |
| CN110006619B (en) * | 2019-05-23 | 2023-12-08 | 重庆大学 | Multifunctional wind tunnel simulating multi-disaster coupling |
| CN110132529B (en) * | 2019-05-23 | 2024-04-05 | 重庆大学 | Physical device for simulating movable downward-impact storm |
| CN110031178B (en) * | 2019-05-23 | 2023-11-24 | 重庆大学 | Integrated wind tunnel simulating tornado and downburst |
| CN110006617B (en) * | 2019-05-23 | 2023-11-24 | 重庆大学 | Integrated wind tunnel for simulating mobile tornado and downburst |
| CN110132522B (en) * | 2019-05-23 | 2024-04-19 | 重庆大学 | Wind tunnel for simulating coupling of waves and moving storm under action of background wind |
| CN110044575B (en) * | 2019-05-23 | 2024-01-26 | 重庆大学 | Wind tunnel capable of simulating movable down-stroke storm surge effect |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2673294B2 (en) * | 1993-12-10 | 1997-11-05 | 防衛庁技術研究本部長 | Aircraft control test method and its equipment |
| JP3472835B2 (en) * | 2001-11-26 | 2003-12-02 | 防衛庁技術研究本部長 | Dynamic wind tunnel test equipment |
| CN101839798B (en) * | 2010-06-02 | 2011-12-21 | 中国航天空气动力技术研究院 | Device for hypersonic pitching dynamic test |
| CN102494864A (en) * | 2011-11-24 | 2012-06-13 | 北京航空航天大学 | Device for simulating free yawing/rolling movement under pitching movement of aircraft |
| CN104633407A (en) * | 2013-11-13 | 2015-05-20 | 沈阳新松机器人自动化股份有限公司 | Three-degree-of-freedom rotating platform |
| CN103994750B (en) * | 2014-05-29 | 2017-05-03 | 常州大学 | Three-axis stabilized platform angle detector for radar antenna and detection method thereof |
| CN205785752U (en) * | 2016-07-08 | 2016-12-07 | 重庆大学 | The three axle rotation test devices for wind tunnel model |
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Effective date of registration: 20210104 Address after: 402460 station No.14, no.6, 10th floor, innovation and development center, No.19 Lingfang Avenue, Changzhou street, Rongchang District, Chongqing Patentee after: Chongqing kezhiyuan Technology Co.,Ltd. Address before: 400044, 174, Shapingba District, Chongqing Patentee before: Chongqing University |