CN105973564A - Wind tunnel simulation testing device - Google Patents
Wind tunnel simulation testing device Download PDFInfo
- Publication number
- CN105973564A CN105973564A CN201610329105.0A CN201610329105A CN105973564A CN 105973564 A CN105973564 A CN 105973564A CN 201610329105 A CN201610329105 A CN 201610329105A CN 105973564 A CN105973564 A CN 105973564A
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- CN
- China
- Prior art keywords
- turning arm
- arm
- comfort device
- wind
- rotating
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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
- G01M9/02—Wind tunnels
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
Abstract
The invention relates to the design of wind tunnel simulation testing devices, and particularly relates to a wind tunnel simulation testing device, aiming to at least solve the problems of complex structure and high manufacturing cost of a wind tunnel simulation testing device in the prior art. The testing device performs a blowing experiment on a testpiece. The testing device includes a rotating base, a driving device arranged on the rotating base, a rotary arm, and an installing base, the rotary arm includes a first end and a second end that are opposite, the first end is fixedly connected with the driving device, the second end rotates around the connection point of the first end and the driving device under the effect of the driving force of the driving device, the installing base is fixed at the second end of the rotary arm, the inside of the installing base is provided with an installing cavity and two opposite openings that are communicated with the installing cavity, the testpiece is fixed in the installing cavity, the openings of the installing base are arranged in the tangent direction of the circumference rotating along the second end of the rotary arm. The installing base can generate linear speed through driving to simulate the flight speed of an airplane, so that the testpiece is subjected to the blowing experiment. The testing device is simple in structure and low in manufacturing cost.
Description
Technical field
The present invention relates to the design of wind comfort device, particularly to a kind of wind tunnel simulation examination
Experiment device.
Background technology
At present both at home and abroad wind tunnel simulation has a following two:
The first is conventional open-circuit tunnel-through type wind-tunnel, and compressed air is after wind-tunnel main body
It is exhausted directly in atmospheric environment；The advantage of the wind-tunnel of this structure is that design is simple, and cost is relative
Low, convenient realization, but energy expenditure and loss are big, and can not simulated altitude change.The
Two kinds is closed-circuit wind tunnel-closed wind-tunnel, and compressed air is profit capable of circulation after wind-tunnel main body
With, energy loss is little, and can simulated altitude change；Shortcoming is design complexity, influence
Factor is many, and cost is high.
Summary of the invention
It is an object of the invention to provide a kind of wind comfort device, at least to solve at present
The problem that wind comfort apparatus structure is complicated, cost of manufacture is high.
The technical scheme is that
A kind of wind comfort device, for testpieces is blown test, including:
Rotating base；
Driving means, is arranged on described rotating base；
Turning arm, including the first relative end and the second end, the first end end drives dress with described
Put fixing connection, and the second end under described driving means driving force effect around the first end end with
The junction point of described driving means rotates；
Mounting seat, is fixedly installed on the second end of described turning arm, has inside described mounting seat
Installation cavity and two openings being oppositely arranged connected with described installation cavity, described testpieces is solid
It is scheduled on inside described installation cavity, and the opening of described mounting seat is to turn along described turning arm the second end
The tangential direction of dynamic circumference is offered.
Optionally, described wind comfort device also includes:
Fairing, is arranged on one of them opening part of described mounting seat.
Optionally, described fairing is honeycomb.
Optionally, described wind comfort device also includes:
Filter screen, is arranged on the opening part of the described mounting seat with described fairing, and is positioned at
The side away from described testpieces of described fairing.
Optionally, described driving means is for driving motor, the output shaft of described driving motor and institute
State the fixing connection of the first end of turning arm.
Optionally, described turning arm is extension type turning arm.
Optionally, described turning arm includes that cross section is that ring-type first rotating arm and second rotates
Arm, the external diameter of described second turning arm less than or equal to the internal diameter of described first rotating arm, described the
Two turning arms are slidably arranged in inside described first rotating arm；
Also include:
Fixture, for the phase para-position between described first rotating arm with described second turning arm
Put and be fixed.
Optionally, described fixture is steady pin, in described first rotating arm and described second rotation
On pivoted arm, pre-position all offers multiple pin-and-hole matched.
Invention effect:
The wind comfort device of the present invention, testpieces can follow mounting seat around turning arm
The first end rotate, produce linear velocity with simulated aircraft flight speed, thus testpieces carried out
Blowing test, simple in construction, cost of manufacture are low.
Accompanying drawing explanation
Fig. 1 is the structural representation of wind comfort device of the present invention.
Detailed description of the invention
Clearer for the purpose making the present invention implement, technical scheme and advantage, below in conjunction with
Accompanying drawing in the embodiment of the present invention, is carried out in further detail the technical scheme in the embodiment of the present invention
Description.In the accompanying drawings, the most same or similar label represents same or similar unit
Part or there is the element of same or like function.Described embodiment is that a part of the present invention is real
Execute example rather than whole embodiments.The embodiment described below with reference to accompanying drawing is example
Property, it is intended to it is used for explaining the present invention, and is not considered as limiting the invention.Based on this
Embodiment in invention, those of ordinary skill in the art are not under making creative work premise
The every other embodiment obtained, broadly falls into the scope of protection of the invention.Below in conjunction with the accompanying drawings
Embodiments of the invention are described in detail.
In describing the invention, it is to be understood that term " " center ", " longitudinally ", " horizontal stroke
To ", "front", "rear", "left", "right", " vertically ", " level ", " top ", " end ", " interior ",
Orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship,
It is for only for ease of and describes the present invention and simplify description rather than instruction or the device of hint indication
Or element must have specific orientation, with specific azimuth configuration and operation, therefore can not manage
Solve as limiting the scope of the invention.
1 (being the top view view directions of whole device in figure) is to the present invention below in conjunction with the accompanying drawings
Wind comfort device is described in further details.
The invention provides a kind of wind comfort device, for testpieces is blown examination
Test；Wind comfort device includes rotating base 1, driving means and mounting seat 3.
Rotating base 1 uses the base of multiple applicable planform；Driving means is fixedly installed on
On rotating base 1.
Turning arm 2 can include that the first relative end and the second end, the first end end fill with driving
Put fixing connection, and the second end under driving means driving force effect around the first end end and driving
The junction point of device rotates (such as the direction of arrow in Fig. 1).
Mounting seat 3 is fixedly installed on the second end of turning arm 2, and mounting seat 3 is internal has installation
Chamber and two openings being oppositely arranged connected with installation cavity, testpieces is fixed in installation cavity
Portion, and the opening of mounting seat is that the tangential direction of circumference rotated along turning arm 2 second end is opened
If.
In conventional open-circuit tunnel, power is to be provided by compressed air；The wind tunnel simulation examination of the present invention
Experiment device, uses linear velocity to replace compressed air supply analog rate, by routine open type wind
(being i.e. reduced to mounting seat 3 part) after power section simplifies is removed in hole, is placed in turning arm
The end of 2 is fixed, and testpieces can follow the mounting seat 3 first end rotation around turning arm 2,
Make it produce linear velocity with simulated aircraft flight speed, thus testpieces is blown test.
Therefore, for relatively conventional complexity and making require high construction of wind tunnel, wind-tunnel mould of the present invention
Intend assay device design and require low, simple in construction, save the compressed air unit setting up wind-tunnel
Putting into, cost of manufacture is low.It should be noted that its of the wind comfort device of the present invention
His such as device such as related sensor, testpieces fixture, all with existing structure and installation
Mode is similar to, and the most no longer repeats, and the present invention is mainly improved by how producing linear velocity
With simulated aircraft flight speed.
The wind comfort device of the present invention also includes fairing 4, is arranged on mounting seat 3
One of them opening part (along the opening of direction of rotation), for flow into mounting seat 3 part
Air-flow carry out rectification, it is possible to weaken test section due to rotate produce vortes interference；Rectification
Device 4 can be arranged as required to as multiple applicable structure, such as cowling panel, honeycomb etc.,
Preferred honeycomb in the present embodiment.
Further, the wind comfort device of the present invention also includes filter screen 5, is arranged on and has
The opening part of the mounting seat 3 of fairing 4, and be positioned at fairing 4 away from testpieces
Side (left side of fairing 4 in Fig. 1), it is possible to the air-flow flowing into mounting seat 3 part
Filter.
In the wind comfort device of the present invention, driving means can be chosen as multiple applicable
Structure, the present embodiment preferably drives motor, drives motor to be fixed on rotating base 1, then
It is connected, by driving the rotating band of motor by its output shaft is fixing with the first end of turning arm 2
Dynamic.
Further, turning arm 2 can also be arranged as required to as multiple applicable structure, such as
Fixing or telescopic etc.；In the present embodiment, want to adapt to the test of different tests part
Asking, improve the suitability, turning arm 2 is preferably extension type turning arm.
Equally, extension type turning arm can also have multiple applicable structure, in the present embodiment,
Turning arm 2 includes that cross section is ring-type first rotating arm and the second turning arm, the second turning arm
External diameter is less than or equal to the internal diameter of first rotating arm, and described second turning arm is slidably arranged in described the
Inside one turning arm；Further, also include fixture, for first rotating arm and the second rotation
Relative position between pivoted arm is fixed；Fixture can be steady pin, at first rotating arm
All offer multiple pin-and-hole matched with pre-position on the second turning arm, pass through steady pin
It is arranged in pin-and-hole and realizes fixing between first rotating arm and the second turning arm.
In the wind comfort device of the present invention, turning arm rotates and makes it produce linear velocity with mould
Intending aircraft flight speed, the velocity magnitude of simulation is represented by V=2 π R × N ÷ 60 (m/s)；
Wherein N design speed, R is radius of turn.Such as when design speed N be 120r/min,
When radius of turn R is 5m, the flight speed V=2 π × 5 × 120 ÷ 60=63 that can simulate
(m/s)。
The above, the only detailed description of the invention of the present invention, but protection scope of the present invention is also
Being not limited to this, any those familiar with the art is at the technology model that the invention discloses
In enclosing, the change that can readily occur in or replacement, all should contain within protection scope of the present invention.
Therefore, protection scope of the present invention should be as the criterion with described scope of the claims.
Claims (8)
1. a wind comfort device, for testpieces is blown test, it is special
Levy and be, including:
Rotating base (1)；
Driving means, is arranged on described rotating base (1)；
Turning arm (2), including the first relative end and the second end, the first end end is driven with described
Dynamic device is fixing to be connected, and the second end under described driving means driving force effect around the first end end
Portion rotates with the junction point of described driving means；
Mounting seat (3), is fixedly installed on the second end of described turning arm (2), described installation
Seat (3) is internal has an installation cavity and connect with described installation cavity two are oppositely arranged opens
Mouthful, described testpieces is fixed on inside described installation cavity, and the opening of described mounting seat is along institute
The tangential direction stating the circumference that turning arm (2) second end rotates is offered.
Wind comfort device the most according to claim 1, it is characterised in that also
Including:
Fairing (4), is arranged on one of them opening part of described mounting seat (3).
Wind comfort device the most according to claim 2, it is characterised in that institute
Stating fairing (4) is honeycomb.
Wind comfort device the most according to claim 2, it is characterised in that also
Including:
Filter screen (5), is arranged on the described mounting seat (3) with described fairing (4)
Opening part, and it is positioned at the side away from described testpieces of described fairing (4).
5. according to the wind comfort device described in any one of claim 1-4, its feature
Being, described driving means is for driving motor, the output shaft of described driving motor and described rotation
First end of arm (2) is fixing to be connected.
Wind comfort device the most according to claim 5, it is characterised in that institute
Stating turning arm (2) is extension type turning arm.
Wind comfort device the most according to claim 6, it is characterised in that institute
State turning arm (2) and include that cross section is ring-type first rotating arm and the second turning arm, described
The external diameter of two turning arms is less than or equal to the internal diameter of described first rotating arm, and described second turning arm is sliding
Move and be arranged on inside described first rotating arm；
Also include:
Fixture, for the phase para-position between described first rotating arm with described second turning arm
Put and be fixed.
Wind comfort device the most according to claim 7, it is characterised in that institute
Stating fixture is steady pin, precalculated position on described first rotating arm with described second turning arm
Place all offers multiple pin-and-hole matched.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610329105.0A CN105973564A (en) | 2016-05-18 | 2016-05-18 | Wind tunnel simulation testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610329105.0A CN105973564A (en) | 2016-05-18 | 2016-05-18 | Wind tunnel simulation testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105973564A true CN105973564A (en) | 2016-09-28 |
Family
ID=56955255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610329105.0A Pending CN105973564A (en) | 2016-05-18 | 2016-05-18 | Wind tunnel simulation testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105973564A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61139740A (en) * | 1984-12-12 | 1986-06-27 | Mitsubishi Heavy Ind Ltd | Wind tunnel |
| CN2869834Y (en) * | 2005-12-26 | 2007-02-14 | 黄野 | Air power experiment cantilever rotary table |
| CN2890878Y (en) * | 2006-04-30 | 2007-04-18 | 比亚迪股份有限公司 | Aerodynamic simulation device and testing device employing the same |
| CN200997213Y (en) * | 2006-12-14 | 2007-12-26 | 尚玉莹 | Air-cave type plane principle demonstrating model |
| CN101097168A (en) * | 2006-06-30 | 2008-01-02 | 上海市南洋中学 | Intelligent wind power experimental device |
| CN103148022A (en) * | 2012-02-15 | 2013-06-12 | 重庆德马变频电机研发制造有限公司 | Rectification driving wind tunnel fan device |
| KR101549526B1 (en) * | 2014-03-12 | 2015-09-03 | 국방과학연구소 | Ground effect test apparatus built-in surface collision protection function |
| CN105784312A (en) * | 2014-12-26 | 2016-07-20 | 长园高能电气股份有限公司 | Composite insulator wind-resistant testing method and composite insulator wind-resistant testing device |
-
2016
- 2016-05-18 CN CN201610329105.0A patent/CN105973564A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61139740A (en) * | 1984-12-12 | 1986-06-27 | Mitsubishi Heavy Ind Ltd | Wind tunnel |
| CN2869834Y (en) * | 2005-12-26 | 2007-02-14 | 黄野 | Air power experiment cantilever rotary table |
| CN2890878Y (en) * | 2006-04-30 | 2007-04-18 | 比亚迪股份有限公司 | Aerodynamic simulation device and testing device employing the same |
| CN101097168A (en) * | 2006-06-30 | 2008-01-02 | 上海市南洋中学 | Intelligent wind power experimental device |
| CN200997213Y (en) * | 2006-12-14 | 2007-12-26 | 尚玉莹 | Air-cave type plane principle demonstrating model |
| CN103148022A (en) * | 2012-02-15 | 2013-06-12 | 重庆德马变频电机研发制造有限公司 | Rectification driving wind tunnel fan device |
| KR101549526B1 (en) * | 2014-03-12 | 2015-09-03 | 국방과학연구소 | Ground effect test apparatus built-in surface collision protection function |
| CN105784312A (en) * | 2014-12-26 | 2016-07-20 | 长园高能电气股份有限公司 | Composite insulator wind-resistant testing method and composite insulator wind-resistant testing device |
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| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160928 |
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| RJ01 | Rejection of invention patent application after publication |