CN206292027U - A kind of wind tunnel experiment frame of unilateral aerodynamic force - Google Patents
A kind of wind tunnel experiment frame of unilateral aerodynamic force Download PDFInfo
- Publication number
- CN206292027U CN206292027U CN201621282565.4U CN201621282565U CN206292027U CN 206292027 U CN206292027 U CN 206292027U CN 201621282565 U CN201621282565 U CN 201621282565U CN 206292027 U CN206292027 U CN 206292027U
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- China
- Prior art keywords
- leading screw
- gear
- plate
- water conservancy
- conservancy diversion
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- 238000002474 experimental method Methods 0.000 title claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 27
- 239000007787 solid Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 3
- 230000002146 bilateral effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
Abstract
The utility model provides a kind of wind tunnel experiment frame of unilateral aerodynamic force, power is provided using shake handle, shake handle, idler gear drives two identical gears of left and right to rotate in same direction, the rotation of left and right gear drives the first leading screw and the second leading screw to move forward, water conservancy diversion clamping plate is moved under by the pulling force effect of the first leading screw and the second leading screw along line slideway afterwards, the stretching of thin plate is driven by the tractive force of the pulling force and line slideway of the first leading screw and the second leading screw, the angle that first leading screw and the second leading screw rotate can be measured by rotating disk, pitch size according to the first leading screw and the second leading screw can draw the stretching distance of thin plate.The utility model has the advantages that：The features such as movement of the reverse leading screw of conjugate control first of gear and the second leading screw makes it have precision higher, higher reliability, only rotating handles can control the movement of the first leading screw and the second leading screw and make simple its operation very simple, overall structure, light weight.
Description
Technical field：
The utility model is related to a kind of wind tunnel experiment frame of unilateral aerodynamic force, and it belongs to aerospace field.
Background technology：
At present, air stage combustion is divided to full-scale investigation and the major class of model experiment two.When carrying out model experiment, mould is should ensure that
It is similar between type flow field and true flow field, i.e., in addition to model and geometric similarity in kind is ensured, should also make two flow fields relevant
Similarity numbers, such as Reynolds number, Mach number, Prandtl number correspondent equal.So to have one to the experiment frame of unilateral aerodynamic force
Fixed requirement.Air-flow cannot may only be limited in a surface, low speed flow field simulation Supersonic in two surface flows of aircraft skin
The condition of speed, it is necessary to increase the intensity of thin plate.
Utility model content：
The purpose of this utility model is to provide a kind of wind tunnel experiment frame of unilateral aerodynamic force, bilateral pneumatic for solving experiment
Power, thin plate is susceptible to flutter, problem the shortcomings of rigidity is small.Power, shake handle, idler gear are provided by shake handle
Two identical gears of left and right are driven to rotate in same direction, the rotation of left and right gear drives the first leading screw and the second leading screw to move forward.After lead
Stream clamping plate is moved under by the pulling force effect of the first leading screw and the second leading screw along line slideway.By the first leading screw and second
The pulling force of leading screw and the tractive force of line slideway drive the stretching of thin plate, and the first leading screw and second can be measured by rotating disk
The angle of thick stick rotation, the pitch size according to the first leading screw and the second leading screw can draw the stretching distance of thin plate.
The utility model is adopted the following technical scheme that：A kind of wind tunnel experiment frame of unilateral aerodynamic force, including right support plate, the
One bolt, left support plate, the first nut, front flow guiding plate, preceding water conservancy diversion clamping plate, the second bolt, rear deflector, the second nut, straight line
Guide rail, the first leading screw, handle guide rod, handle, the second leading screw, cylindrical nut, gear, sleeve, rear bearing sheet, rear water conservancy diversion clamping plate,
Turn, bearing, bobbin, key, right gear, idler gear, left gear, dial and thin plate, the right support plate and left support
Plate is placed in parallel, and right support plate and left support plate is welded by rear bearing sheet is fixed together, the front flow guiding plate with it is leading
Stream clamping plate is connected together by the first bolt and the first nut, and front flow guiding plate is welded respectively with the left and right end face of preceding water conservancy diversion clamping plate
It is connected on left support plate, right support plate, the rear deflector is connected with rear water conservancy diversion clamping plate by the second bolt and the second nut
In together, line slideway includes two altogether, and it is welded on left support plate inner side and right support plate inner side in parallel respectively, after lead
Stream plate is slided after being connected together with rear water conservancy diversion clamping plate along line slideway, and first leading screw and the second leading screw are placed in parallel,
And first an end of leading screw and the second leading screw be connected by the way that sleeve is vertical with rear water conservancy diversion clamping plate, first leading screw and second
After another end of thick stick and handle guide rod are arranged in rear bearing sheet, and the first leading screw, the second leading screw and handle guide rod prolong
Stretch outside rear bearing sheet, another end of first leading screw and the second leading screw connects by the way that sleeve is vertical with rear bearing sheet
Connect, the left gear is connected with the first leading screw, right gear is connected with the second leading screw, handle guide rod is connected with idler gear
Connect, the handle guide rod is vertically connected on rear bearing sheet center by sleeve, bearing, bobbin, the handle and handle guide rod hang down
It is direct-connected to connect.
Further, the left gear, right gear and idler gear phase level engagement.
Further, the left gear is connected by key with the first leading screw.
Further, the right gear is connected by key with the second leading screw.
Further, the handle guide rod is multi-diameter shaft, be connected to idler gear by key together with.
The utility model has the advantages that：(1) structure design is simple and reliable, compact conformation：(2) low cost of manufacture
Honest and clean, universal componentization is higher；(3) the different degrees of stretching of thin plate is completed.
Brief description of the drawings：
Fig. 1 is the structural representation of the wind tunnel experiment frame of the unilateral aerodynamic force of the utility model.
Fig. 2 is the lateral partial structurtes sectional view of the wind tunnel experiment frame of the unilateral aerodynamic force of the utility model.
Fig. 3 is the gear meshing section top view of the wind tunnel experiment frame of the unilateral aerodynamic force of the utility model.
Fig. 4 is the dynamic structure schematic diagram of the wind tunnel experiment frame of the unilateral aerodynamic force of the utility model.
Fig. 5 is the top view of the wind tunnel experiment frame of the unilateral aerodynamic force of the utility model.
Wherein：
Right support plate 1, the first bolt 2, left support plate 3, the first nut 4, front flow guiding plate 5, preceding water conservancy diversion clamping plate 6, the second spiral shell
Bolt 7, rear deflector 8, the second nut 9, line slideway 10, the first leading screw 11, handle guide rod 12, handle 13, the second leading screw 14, circle
Post nut 15, gear 16, sleeve 17, rear bearing sheet 18, rear water conservancy diversion clamping plate 19, turn 20, bearing 21, bobbin 22, key 23 is right
Gear 24, idler gear 25, left gear 26, dial 27, thin plate 28.
Specific embodiment：
The utility model is described in detail with reference to the accompanying drawings and detailed description:
The wind tunnel experiment frame of the unilateral aerodynamic force of the utility model, overall structure as described in figures 1 and 5, including right support plate 1,
First bolt 2, left support plate 3, the first nut 4, front flow guiding plate 5, preceding water conservancy diversion clamping plate 6, the second bolt 7, rear deflector 8, second
Nut 9, line slideway 10, the first leading screw 11, handle guide rod 12, handle 13, the second leading screw 14, cylindrical nut 15, gear 16, set
Cylinder 17, rear bearing sheet 18, rear water conservancy diversion clamping plate 19, turn 20, bearing 21, bobbin 22, key 23, right gear 24, idler gear 25,
Left gear 26, dial 27 and thin plate 28.Right support plate 1 is placed in parallel with left support plate 3, by rear bearing sheet 18 right support
Plate 1 is fixed together with the welding of left support plate 3.
Front flow guiding plate 5 is connected together with preceding water conservancy diversion clamping plate 6 by the first bolt 2 and the first nut 4, and front flow guiding plate 5
It is respectively welded on left support plate 3, right support plate 1 with the left and right end face of preceding water conservancy diversion clamping plate 6.
Deflector 8 is connected together with rear water conservancy diversion clamping plate 19 by the second bolt 7 and the second nut 9 afterwards, line slideway 10
Two are included altogether, and it is welded on the inner side of left support plate 3 and the inner side of right support plate 1, rear deflector 8 and rear water conservancy diversion in parallel respectively
Clamping plate 19 is slided after being connected together along line slideway 10.First leading screw 11 and the second leading screw 14 are placed in parallel, and first
One end of the leading screw 14 of thick stick 11 and second is connected by the way that sleeve 17 is vertical with rear water conservancy diversion clamping plate 19, the first leading screw 11 and the second leading screw
After 14 another end and handle guide rod 12 are arranged in rear bearing sheet 18, and the first leading screw 11, the second leading screw 14 and handle
Guide rod 12 is extended beyond outside rear bearing sheet 18, wherein another end of the first leading screw 11 and the second leading screw 14 passes through sleeve 17
It is vertical with rear bearing sheet 18 to be connected.Left gear 26 is connected by key 23 with the first leading screw 11, and right gear 24 passes through key 23 and second
Leading screw 14 is connected, and handle guide rod 12 is multi-diameter shaft, be connected to idler gear 25 by key 23 together with.Wherein left gear 26,
Right gear 24 and the phase level of idler gear 25 are engaged.Handle guide rod 12 is vertically connected on by sleeve 17, bearing 21, bobbin 22
The center of rear bearing sheet 18, handle 13 and handle guide rod 12 are vertically connected.
The specific work process of the wind tunnel experiment frame of the unilateral aerodynamic force of the utility model is as follows：
Thin plate is fixed by preceding water conservancy diversion clamping plate 6 and rear water conservancy diversion clamping plate 19, rear water conservancy diversion clamping plate 19 be fixed on left support plate 3,
In right support plate 1, shake handle 13 provides power, and when shake handle 13, idler gear 25 drives two identical gears of left and right
Rotate in same direction, the rotation of left and right gear drives the first leading screw and the second leading screw to move forward.Preceding water conservancy diversion clamping plate 6 is by first
Moved along line slideway 10 under the pulling force effect of the leading screw 14 of thick stick 11 and second, by the drawing of the first leading screw 11 and the second leading screw 14
The tractive force of power and line slideway 10 drives the stretching of thin plate.
The above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, some improvement can also be made on the premise of the utility model principle is not departed from, these improvement also should be regarded as
Protection domain of the present utility model.
Claims (5)
1. a kind of wind tunnel experiment frame of unilateral aerodynamic force, it is characterised in that：Including right support plate (1), the first bolt (2), left branch
Fagging (3), the first nut (4), front flow guiding plate (5), preceding water conservancy diversion clamping plate (6), the second bolt (7), rear deflector (8), the second spiral shell
Female (9), line slideway (10), the first leading screw (11), handle guide rod (12), handle (13), the second leading screw (14), cylindrical nut
(15), gear (16), sleeve (17), rear bearing sheet (18), rear water conservancy diversion clamping plate (19), turn (20), bearing (21), bobbin
(22), key (23), right gear (24), idler gear (25), left gear (26), dial (27) and thin plate (28), the right branch
Fagging (1) is placed in parallel with left support plate (3), and right support plate (1) and left support plate (3) are welded solid by rear bearing sheet (18)
Connect together, the front flow guiding plate (5) is connected to one with preceding water conservancy diversion clamping plate (6) by the first bolt (2) and the first nut (4)
Rise, and front flow guiding plate (5) and the left and right end face of preceding water conservancy diversion clamping plate (6) be respectively welded at left support plate (3), right support plate (1) it
On, the rear deflector (8) is connected together with rear water conservancy diversion clamping plate (19) by the second bolt (7) and the second nut (9), straight line
Guide rail (10) includes two altogether, and it is welded on left support plate (3) inner side and right support plate (1) inner side in parallel respectively, after lead
Stream plate (8) is slided after being connected together with rear water conservancy diversion clamping plate (19) along line slideway (10), first leading screw (11) and the
Two leading screws (14) are placed in parallel, and an end of the first leading screw (11) and the second leading screw (14) is pressed from both sides by sleeve (17) with rear water conservancy diversion
Plate (19) is vertically connected, and another end and handle guide rod (12) of first leading screw (11) and the second leading screw (14) are arranged in
After rear bearing sheet (18), and the first leading screw (11), the second leading screw (14) and handle guide rod (12) extend beyond rear bearing sheet
(18) outside, another end of first leading screw (11) and the second leading screw (14) is hung down by sleeve (17) with rear bearing sheet (18)
Direct-connected to connect, the left gear (26) is connected with the first leading screw (11), and right gear (24) is connected with the second leading screw (14), handle
Guide rod (12) is connected with idler gear (25), and the handle guide rod (12) is hung down by sleeve (17), bearing (21), bobbin (22)
Direct-connected to be connected on rear bearing sheet (18) center, the handle (13) and handle guide rod (12) are vertically connected.
2. the wind tunnel experiment frame of unilateral aerodynamic force as claimed in claim 1, it is characterised in that：The left gear (26), right tooth
The level engagement of wheel (24) and idler gear (25) phase.
3. the wind tunnel experiment frame of unilateral aerodynamic force as claimed in claim 2, it is characterised in that：The left gear (26) is by key
(23) it is connected with the first leading screw (11).
4. the wind tunnel experiment frame of unilateral aerodynamic force as claimed in claim 3, it is characterised in that：The right gear (24) is by key
(23) it is connected with the second leading screw (14).
5. the wind tunnel experiment frame of unilateral aerodynamic force as claimed in claim 4, it is characterised in that：The handle guide rod (12) is rank
Terraced axle, be connected to idler gear (25) by key (23) together with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621282565.4U CN206292027U (en) | 2016-11-28 | 2016-11-28 | A kind of wind tunnel experiment frame of unilateral aerodynamic force |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621282565.4U CN206292027U (en) | 2016-11-28 | 2016-11-28 | A kind of wind tunnel experiment frame of unilateral aerodynamic force |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206292027U true CN206292027U (en) | 2017-06-30 |
Family
ID=59100041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621282565.4U Expired - Fee Related CN206292027U (en) | 2016-11-28 | 2016-11-28 | A kind of wind tunnel experiment frame of unilateral aerodynamic force |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206292027U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106768799A (en) * | 2016-11-28 | 2017-05-31 | 南京航空航天大学 | A kind of wind tunnel experiment frame of unilateral aerodynamic force |
-
2016
- 2016-11-28 CN CN201621282565.4U patent/CN206292027U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106768799A (en) * | 2016-11-28 | 2017-05-31 | 南京航空航天大学 | A kind of wind tunnel experiment frame of unilateral aerodynamic force |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170630 Termination date: 20181128 |
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| CF01 | Termination of patent right due to non-payment of annual fee |