CN207197782U - A kind of wind tunnel test model wooden aircraft - Google Patents
A kind of wind tunnel test model wooden aircraft Download PDFInfo
- Publication number
- CN207197782U CN207197782U CN201721150838.4U CN201721150838U CN207197782U CN 207197782 U CN207197782 U CN 207197782U CN 201721150838 U CN201721150838 U CN 201721150838U CN 207197782 U CN207197782 U CN 207197782U
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- model
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- lift
- model wooden
- fuselage
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Abstract
The utility model discloses a kind of wind tunnel test model wooden aircraft, including rectification casing, bar shaped wind-tunnel hole, cloche, model wooden aircraft, second display screen, fuselage, wing and tail, the upper surface of the rectification casing is provided with cloche, and one end of rectification casing is provided with bar shaped wind-tunnel hole, the other end is provided with air exhauster, the rectification casing is internally provided with model wooden aircraft, and the lower end of the model wooden aircraft is provided with fixed seat.The utility model is scientific and reasonable for structure, it is safe and convenient to use, model wooden aircraft wind-tunnel detection structure is optimized, it is provided with lift transducer and resistive force sensor simultaneously, and the relation data of lift and resistance can be automatically transferred to computer in real time, data are more accurate, groove is provided with fuselage simultaneously, convex column is provided with wing, it is easy to use different wings instead, then the lift and resistance of measurable different wings, the design are not only simple in structure, it is easy to detect, and it is more accurate to detect data.
Description
Technical field
It the utility model is related to wind tunnel test model wooden aircraft technical field, specially a kind of wind tunnel test model wood
Aircraft.
Background technology
By making digital model wind-tunnel by oneself, the lift and resistance of model wooden aircraft flight course are probed into, using difference
The measurement structure measurement model aircraft difference elevation angle flight when lift and resistance and show the flight characteristics of the model of an airplane
With flight progress.
But wind tunnel test in the market is not only complicated with model wooden aircraft, and function is single, existing skill
The power-assisted and interference that art model wooden aircraft is received are big, it is impossible to which its lift of more accurate measurement and resistance, lift depend primarily on winged
The aerofoil profile and its flat shape of machine wing, staff are inconvenient to change wing, it is impossible to measure the lift and resistance of different wings.
Utility model content
The utility model provides a kind of wind tunnel test model wooden aircraft, can effectively solve to propose in above-mentioned background technology
The power-assisted and interference that prior art model wooden aircraft is received are big, it is impossible to which its lift of more accurate measurement and resistance, lift mainly take
Certainly be inconvenient to change wing in the aerofoil profile and its flat shape of aircraft wing, staff, it is impossible to measure the lift of different wings
And the problem of resistance.
To achieve the above object, the utility model provides following technical scheme：A kind of wind tunnel test model wooden aircraft, bag
Include rectification casing, bar shaped wind-tunnel hole, cloche, model wooden aircraft, fixed seat, air exhauster, support bar, dolly, the first display screen,
Lift transducer, traction fiber, resistive force sensor, fixed pulley, second display screen, fuselage, wing, tail, groove, spring leaf and convex
Post is played, the upper surface of the rectification casing is provided with cloche, and one end of rectification casing is provided with bar shaped wind-tunnel hole, the other end
Air exhauster is provided with, the rectification casing is internally provided with model wooden aircraft, and the lower end of the model wooden aircraft is provided with admittedly
Reservation, and model wooden aircraft is internally provided with fuselage, the upper end of the fuselage is provided with wing, and one end of fuselage is provided with
Tail, the bottom of the wing are provided with convex column, and the groove is arranged on the inside center of fuselage close to one end of convex column
Opening position, and groove is internally provided with spring leaf, the lower end of the fixed seat is provided with support bar, the lower end of the support bar
It is provided with dolly, the lift transducer is arranged on dolly lower end close to the bottom position of rectification casing, and lift transducer
The insertion of preceding surface be provided with the first display screen, the side of the lift transducer is provided with resistive force sensor, and the resistance passes
The preceding surface insertion of sensor is provided with second display screen, and the upper end of resistive force sensor is provided with traction fiber, the resistance sensing
Fixed pulley is provided with above device.
Preferably, the output end of the input of first display screen and lift transducer is electrically connected with, and described second is aobvious
The input of display screen and the output end of resistive force sensor are electrically connected with, and the air exhauster, lift transducer and resistive force sensor are equal
It is connected by wire with external computer.
Preferably, the model wooden aircraft is fixedly connected with dolly by support bar.
Preferably, the dolly is fixedly connected with resistive force sensor by traction fiber.
Preferably, the inwall of the groove is provided with open slot, and the convex column is provided at both ends with buckle.
Compared with prior art, the beneficial effects of the utility model：The utility model is scientific and reasonable for structure, side safe to use
Just, the wind-tunnel detection structure to model wooden aircraft is optimized, while is provided with lift transducer and resistive force sensor, can
The lift and resistance of model wooden aircraft are more accurately measured, and can be real-time automatically by the relation data of lift and resistance
Computer is transferred to, data are more accurate, for accurate quantitative analysis survey aircraft flying quality, so during measurement, it is necessary to keep flight appearance
State is constant and position is constant, so model wooden aircraft is fixed by support bar and dolly, while there is provided recessed on fuselage
Groove, convex column is provided with wing, is easy to use different wings instead, then the lift and resistance of measurable different wings, are provided with
Bar shaped wind-tunnel hole, when air exhauster works, make air-flow consistent, in order to reduce wind direction disorder, prevent from causing to cause shadow to experimental result
Ring, the design is not only simple in structure, easy to detect, and it is more accurate to detect data.
Brief description of the drawings
Accompanying drawing is used for providing further understanding to of the present utility model, and a part for constitution instruction, with this practicality
New embodiment is used to explain the utility model together, does not form to limitation of the present utility model.In the accompanying drawings：
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of the utility model model wooden aircraft；
Fig. 3 is the structural representation of the utility model fuselage；
Fig. 4 is the structural representation of the utility model wing；
Label in figure：1st, rectification casing；2nd, bar shaped wind-tunnel hole；3rd, cloche；4th, model wooden aircraft；5th, fixed seat；6th, take out
Blower fan；7th, support bar；8th, dolly；9th, the first display screen；10th, lift transducer；11st, traction fiber；12nd, resistive force sensor；13rd, it is fixed
Pulley；14th, second display screen；15th, fuselage；16th, wing；17th, tail；18th, groove；19th, spring leaf；20th, convex column.
Embodiment
Preferred embodiment of the present utility model is illustrated below in conjunction with accompanying drawing, it will be appreciated that described herein excellent
Select embodiment to be merely to illustrate and explain the utility model, be not used to limit the utility model.
Embodiment：As Figure 1-4, the utility model provides a kind of technical scheme, and a kind of wind tunnel test is flown with model wood
Machine, including rectification casing 1, bar shaped wind-tunnel hole 2, cloche 3, model wooden aircraft 4, fixed seat 5, air exhauster 6, support bar 7, dolly
8th, the first display screen 9, lift transducer 10, traction fiber 11, resistive force sensor 12, fixed pulley 13, second display screen 14, fuselage
15th, wing 16, tail 17, groove 18, spring leaf 19 and convex column 20, the upper surface of rectification casing 1 are provided with cloche 3, and
One end of rectification casing 1 is provided with bar shaped wind-tunnel hole 2, and the other end is provided with air exhauster 6, and rectification casing 1 is internally provided with mould
Type wooden aircraft 4, the lower end of model wooden aircraft 4 be provided with fixed seat 5, and model wooden aircraft 4 is internally provided with fuselage 15, fuselage
15 upper end is provided with wing 16, and one end of fuselage 15 is provided with tail 17, and the bottom of wing 16 is provided with convex column 20, recessed
Groove 18 is arranged on one end opening position of the inside center close to convex column 20 of fuselage 15, and groove 18 is internally provided with spring leaf
19, the lower end of fixed seat 5 is provided with support bar 7, and the lower end of support bar 7 is provided with dolly 8, and lift transducer 10 is arranged on dolly
8 lower ends are close to the bottom position of rectification casing 1, and the preceding surface insertion of lift transducer 10 is provided with the first display screen 9, rises
The side of force snesor 10 is provided with resistive force sensor 12, and the preceding surface insertion of resistive force sensor 12 is provided with second display screen
14, and the upper end of resistive force sensor 12 is provided with traction fiber 11, the top of resistive force sensor 12 is provided with fixed pulley 13.
In order to which the result for detecting lift transducer 10 and resistive force sensor 12 is transferred to computer, in the present embodiment, preferably
, the input of the first display screen 9 is electrically connected with the output end of lift transducer 10, the input of second display screen 14 and resistance
The output end of force snesor 12 is electrically connected with, and air exhauster 6, lift transducer 10 and resistive force sensor 12 pass through wire and outside
Computer connects.
In order to keep the position of model wooden aircraft 4 constant, in the present embodiment, it is preferred that model wooden aircraft 4 is logical with dolly 8
Support bar 7 is crossed to be fixedly connected.
In order to by the resistance being subject to during detection model 4 flight of wooden aircraft, in the present embodiment, it is preferred that dolly 8 and resistance
Sensor 12 is fixedly connected by traction fiber 11.
For the ease of changing wing 16, lift and resistance that different wings 16 are subject to are convenient for measuring, in the present embodiment, preferably
, the inwall of groove 18 is provided with open slot, and convex column 20 is provided at both ends with buckle.
Operation principle and process for using of the present utility model：Including rectification casing 1, bar shaped wind-tunnel hole 2, model wooden aircraft 4,
Air exhauster 6, support bar 7, dolly 8, lift transducer 10, resistive force sensor 12, fuselage 15, wing 16 and tail 17, rectifier box
The upper surface of body 1 is provided with cloche 3, is easy to staff to observe rectifier box inner case, and one end of rectification casing 1 is set
There is bar shaped wind-tunnel hole 2, when air exhauster 6 is opened, to ensure that airflow direction is consistent, reduce wind direction disorder and shadow is caused to detection structure
Ring, the upper end of fuselage 15 is provided with wing 16, and one end of fuselage 15 is provided with tail 17, and the bottom of wing 16 is provided with projection
Post 20, groove 18 are internally provided with spring leaf 19, and the inwall of groove 18 is provided with open slot, and convex column 20 is provided at both ends with
Buckle, for the ease of changing wing 16, lift and resistance that different wings 16 are subject to are convenient for measuring, staff presses wing 16
Convex column is pressed into inside groove 18,90 degree of rotation, on the inwall that convex column 20 is pushed up to groove 18 by spring leaf 19, i.e.,
It can fix, lift transducer 10 is arranged on the lower end of dolly 8 close to the bottom position of rectification casing 1, and the one of lift transducer 10
Side is provided with resistive force sensor 12, and the upper end of resistive force sensor 12 is provided with traction fiber 11, in order to be flown by detection model wood
The resistance being subject to during 4 flight of machine, dolly 8 are fixedly connected with resistive force sensor 12 by traction fiber 11, to model wooden aircraft wind-tunnel
Detection structure is optimized, while is provided with lift transducer 10 and resistive force sensor 12, can more accurately measure depanning
The lift and resistance of type wooden aircraft 4, and the relation data of lift and resistance can be automatically transferred to computer, data in real time
It is more accurate, for the flying quality of accurate quantitative analysis measurement model wooden aircraft 4, so during measurement, it is necessary to keep flight attitude constant and
Position is constant, so to be fixed to model wooden aircraft 4 by support bar 7 and dolly 8, while groove is provided with fuselage 15
18, convex column 20 is provided with wing 16, is easy to use different wings 16 instead, then the lift of measurable different wings 16 and resistance
Power, there is provided bar shaped wind-tunnel hole 2, when air exhauster 6 works, makes air-flow consistent, in order to reduce wind direction disorder, prevents from causing to experiment
As a result impact, the design is not only simple in structure, easy to detect, and it is more accurate to detect data.
Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, is not limited to this reality
With new, although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art
Say, it can still be modified to the technical scheme described in foregoing embodiments, or which part technical characteristic is entered
Row equivalent substitution.All any modification, equivalent substitution and improvements within the spirit and principles of the utility model, made etc., all should
Within the scope of protection of the utility model.
Claims (5)
1. a kind of wind tunnel test model wooden aircraft, including rectification casing (1), bar shaped wind-tunnel hole (2), cloche (3), model wood
Aircraft (4), fixed seat (5), air exhauster (6), support bar (7), dolly (8), the first display screen (9), lift transducer (10), lead
Draw silk (11), resistive force sensor (12), fixed pulley (13), second display screen (14), fuselage (15), wing (16), tail (17),
Groove (18), spring leaf (19) and convex column (20), it is characterised in that：The upper surface of the rectification casing (1) is provided with glass
Cover (3), and one end of rectification casing (1) is provided with bar shaped wind-tunnel hole (2), the other end is provided with air exhauster (6), the rectifier box
Body (1) is internally provided with model wooden aircraft (4), and the lower end of the model wooden aircraft (4) is provided with fixed seat (5), and model
Wooden aircraft (4) is internally provided with fuselage (15), and the upper end of the fuselage (15) is provided with wing (16), and the one of fuselage (15)
End is provided with tail (17), and the bottom of the wing (16) is provided with convex column (20), and the groove (18) is arranged on fuselage
(15) inside center is close to one end opening position of convex column (20), and groove (18) is internally provided with spring leaf (19), institute
The lower end for stating fixed seat (5) is provided with support bar (7), and the lower end of the support bar (7) is provided with dolly (8), and the lift passes
Sensor (10) is arranged on dolly (8) lower end close to the bottom position of rectification casing (1), and the preceding surface of lift transducer (10)
Insertion is provided with the first display screen (9), and the side of the lift transducer (10) is provided with resistive force sensor (12), the resistance
The preceding surface insertion of sensor (12) is provided with second display screen (14), and the upper end of resistive force sensor (12) is provided with traction fiber
(11), it is provided with fixed pulley (13) above the resistive force sensor (12).
A kind of 2. wind tunnel test model wooden aircraft according to claim 1, it is characterised in that：First display screen
(9) output end of input and lift transducer (10) is electrically connected with, the input and resistance of the second display screen (14)
The output end of sensor (12) is electrically connected with, and the air exhauster (6), lift transducer (10) and resistive force sensor (12) pass through
Wire is connected with external computer.
A kind of 3. wind tunnel test model wooden aircraft according to claim 1, it is characterised in that：The model wooden aircraft
(4) it is fixedly connected with dolly (8) by support bar (7).
A kind of 4. wind tunnel test model wooden aircraft according to claim 1, it is characterised in that：The dolly (8) and resistance
Force snesor (12) is fixedly connected by traction fiber (11).
A kind of 5. wind tunnel test model wooden aircraft according to claim 1, it is characterised in that：The groove (18) it is interior
Wall is provided with open slot, and the convex column (20) is provided at both ends with buckle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721150838.4U CN207197782U (en) | 2017-09-09 | 2017-09-09 | A kind of wind tunnel test model wooden aircraft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721150838.4U CN207197782U (en) | 2017-09-09 | 2017-09-09 | A kind of wind tunnel test model wooden aircraft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207197782U true CN207197782U (en) | 2018-04-06 |
Family
ID=61792000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721150838.4U Expired - Fee Related CN207197782U (en) | 2017-09-09 | 2017-09-09 | A kind of wind tunnel test model wooden aircraft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207197782U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108871726A (en) * | 2018-08-16 | 2018-11-23 | 山东同其智能科技有限公司 | A kind of model airplane air force test device |
| CN110473445A (en) * | 2019-08-26 | 2019-11-19 | 北京星际元会展有限公司 | A kind of aircraft flight attitude analog machine |
| CN116499685A (en) * | 2023-06-27 | 2023-07-28 | 常州佳尔科仿真器材有限公司 | System false target wind resistance testing device |
| CN118090124A (en) * | 2024-04-24 | 2024-05-28 | 中国航空工业集团公司沈阳空气动力研究所 | Wall surface step resistance evaluation test device and simulation method |
-
2017
- 2017-09-09 CN CN201721150838.4U patent/CN207197782U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108871726A (en) * | 2018-08-16 | 2018-11-23 | 山东同其智能科技有限公司 | A kind of model airplane air force test device |
| CN110473445A (en) * | 2019-08-26 | 2019-11-19 | 北京星际元会展有限公司 | A kind of aircraft flight attitude analog machine |
| CN110473445B (en) * | 2019-08-26 | 2021-06-29 | 北京星际元会展有限公司 | Aircraft flight attitude simulation equipment |
| CN116499685A (en) * | 2023-06-27 | 2023-07-28 | 常州佳尔科仿真器材有限公司 | System false target wind resistance testing device |
| CN116499685B (en) * | 2023-06-27 | 2023-08-29 | 常州佳尔科仿真器材有限公司 | System false target wind resistance testing device |
| CN118090124A (en) * | 2024-04-24 | 2024-05-28 | 中国航空工业集团公司沈阳空气动力研究所 | Wall surface step resistance evaluation test device and simulation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180406 Termination date: 20180909 |