CN114166457B - Wind tunnel laboratory is with preventing wind installation component - Google Patents
Wind tunnel laboratory is with preventing wind installation component Download PDFInfo
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- CN114166457B CN114166457B CN202111400015.3A CN202111400015A CN114166457B CN 114166457 B CN114166457 B CN 114166457B CN 202111400015 A CN202111400015 A CN 202111400015A CN 114166457 B CN114166457 B CN 114166457B
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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
- G01M9/04—Details
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- General Physics & Mathematics (AREA)
- Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
Abstract
The invention relates to a wind-proof installation component for a wind tunnel laboratory, wherein two fixing plates are fixedly connected in the fixing seat, a cylindrical shell extending to the upper part of the fixing seat is movably connected in the fixing seat, worm wheels are sleeved on the outer sides of the cylindrical shells, worms are movably connected in the two fixing plates and meshed with the worm wheels, a first stepping motor is arranged in the fixing seat, and an output shaft of the first stepping motor is connected with the right end of the worm.
Description
Technical Field
The invention relates to a wind-proof installation component for a wind tunnel laboratory, which is applied to the technical field of auxiliary equipment of the wind tunnel laboratory.
Background
It is known that a wind tunnel, i.e. a wind tunnel laboratory, is a pipeline-shaped experimental device which is used for generating and controlling air flow in a manual mode, simulating the flowing condition of air around an aircraft or an entity, measuring the effect of the air flow on the entity and observing physical phenomena, is one of the most commonly used and effective tools for carrying out aerodynamic experiments, the wind tunnel experiment is an integral part in the development work of the aircraft, and plays an important role in the research and development of aviation and aerospace engineering.
In the prior art, a wind-proof installation component for fixing a detected entity in a wind tunnel laboratory cannot be adjusted, the detected entity with different lengths cannot be fixed, and meanwhile, after the detected entity is fixed, the position of the detected entity cannot be changed, so that the practicability is low, and the wind-proof installation component for the wind tunnel laboratory is provided to solve the problems.
Disclosure of Invention
In order to solve the technical problems, the invention provides the wind tunnel laboratory wind-proof installation component which can be used for adjusting and fixing measured entities with different lengths, and can also be used for changing the positions of the measured entities according to experimental requirements, so that the practicability is improved.
The technical scheme of the invention is as follows:
the wind-proof installation component for the wind tunnel laboratory comprises a fixed seat, wherein the inside of the fixed seat is fixedly connected with two fixed plates, the inside of the fixed seat is movably connected with a cylindrical shell which extends to the upper part of the fixed seat, the outer side of the cylindrical shell is sleeved with a worm wheel, the inside of the two fixed plates is movably connected with a worm which is meshed with the worm wheel, the inside of the fixed seat is provided with a first stepping motor, an output shaft of the first stepping motor is connected with the right end of the worm, the bottom wall of an inner cavity of the cylindrical shell is fixedly provided with a second stepping motor, the inside of the cylindrical shell is fixedly connected with a baffle plate positioned above the second stepping motor, the output end of the second stepping motor is provided with a first screw rod which is movably connected with the baffle plate, the outer side of the first screw rod is in threaded connection with a screw sleeve positioned above the baffle plate, the outside of the cylindrical shell is provided with a strip-shaped hole positioned above the partition plate, the outside of the screw sleeve is fixedly connected with a connecting block penetrating through the strip-shaped hole, the top of the cylindrical shell is fixedly connected with a straight rod, the upper part of the straight rod is movably connected with a U-shaped block, the top of the U-shaped block is fixedly connected with a U-shaped bar, the bottom of the U-shaped bar is fixedly connected with a fixed block positioned on the right side of the U-shaped block, the fixed block is provided with a rotating rod, the two ends of the rotating rod are respectively and movably connected with the fixed blocks and the connecting blocks, the inner sides of the U-shaped strips are movably provided with two movable blocks, the tops of the two movable blocks are fixedly connected with mounting plates, the interiors of the two movable blocks are provided with movable holes, the interiors of the U-shaped strips are fixedly connected with two circular shafts which pass through the two movable holes, the opposite sides of the two movable blocks are respectively provided with nuts, the inside of U-shaped strip is provided with and is located two the stopper between the movable block, the inside swing joint of stopper has the shifting block, the both sides of shifting block all are provided with two nut threaded connection and extend to two the inside second lead screw of movable hole.
The inside of fixing base is hollow design, the inside fixedly connected with of fixed plate cup joints with the worm outside first bearing.
The outside of cylinder shell cup joints the second bearing with fixing base inside fixed connection, the outside of first lead screw cup joints the third bearing with the inside fixed connection of baffle.
The inner chamber roof of cylinder shell has seted up the mounting hole, the inside fixedly connected with of mounting hole with the fourth bearing that first lead screw outside cup jointed, the inside fixedly connected with of U-shaped piece runs through the minor axis of straight-bar.
The inside of connecting block has offered the mounting groove that is located the dwang outside, the inside fixedly connected with of mounting groove runs through the installation axle of dwang.
The inside of fixed block has offered the spread groove that is located the dwang outside, the inside fixedly connected with of spread groove runs through the connecting axle of dwang.
The two movable blocks are distributed in a bilateral symmetry manner, and threaded holes are formed in the top of the mounting plate.
The second screw rod is positioned between the two circular shafts, and the directions of threads on the two second screw rods are opposite.
The inside of movable block is offered and is located the second lead screw outside and with the inside through-hole of intercommunication of movable hole, the outside of plectrum cup joints the fifth bearing with stopper inside fixed connection.
The invention has the following beneficial effects:
1. when the adjustable screw rod is used, the shifting block is rotated to drive the two second screw rods to rotate in the two nuts, the two nuts are far away from each other due to the fact that the directions of threads on the two second screw rods are opposite, the two nuts drive the two movable blocks to be far away from each other, meanwhile, the movable holes slide along the outer sides of the circular shafts, the two movable blocks drive the two mounting plates to be far away from each other, and the measured object can be fixed through the threaded holes on the two mounting plates, so that the distance between the two mounting plates can be adjusted, and further the measured object with different lengths can be fixed, and the adjustable purpose is achieved.
2. The first stepping motor provided by the invention drives the worm to rotate, the worm drives the worm wheel to rotate, the worm wheel drives the cylindrical shell to rotate, the cylindrical shell drives the straight rod to rotate, the straight rod drives the U-shaped block to rotate, the U-shaped block drives the U-shaped strip to rotate, the movable block drives the mounting plate to rotate, the mounting plate drives the measured object to rotate, the second stepping motor is started at the same time, the second stepping motor drives the first screw rod, the screw sleeve drives the connecting block to slide in the strip-shaped hole, the connecting block drives the rotating rod to move, the rotating rod drives the fixed block to move, the fixed block drives the U-shaped strip to move, the U-shaped strip drives the U-shaped strip to rotate around the straight rod, the U-shaped strip is inclined, the measured object on the mounting plate is inclined, the position of the measured object is changed conveniently, wind tunnel experiments are convenient, and practicability is further improved.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention;
FIG. 2 is a schematic view of the external structure of the present invention;
fig. 3 is a schematic top view of the present invention.
The reference numerals in the drawings are as follows:
1. a fixing seat; 2. a fixing plate; 3. a cylindrical shell; 4. a worm wheel; 5. a worm; 6. a first stepping motor; 7. a second stepping motor; 8. a partition plate; 9. a first screw rod; 10. a bar-shaped hole; 11. a screw sleeve; 12. a connecting block; 13. a straight rod; 14. a U-shaped block; 15. a U-shaped strip; 16. a fixed block; 17. a rotating lever; 18. a movable block; 19. a mounting plate; 20. a movable hole; 21. a circular shaft; 22. a nut; 23. a second screw rod; 24. a shifting block; 25. and a limiting block.
Detailed Description
The invention will now be described in detail with reference to the drawings and to specific embodiments.
Referring to fig. 1 to 3, a wind-proof installation component for wind tunnel laboratory is described, which comprises a fixed seat 1, the inside of the fixed seat 1 is fixedly connected with two fixed plates 2, the inside of the fixed seat 1 is movably connected with a cylindrical shell 3 extending to the upper part of the fixed seat 1, the outside of the cylindrical shell 3 is sleeved with a worm wheel 4, the worm wheel 4 is meshed with a worm 5, the inside of the two fixed plates 2 is movably connected with the worm 5, the inside of the fixed seat 1 is of a hollow design, the inside of the fixed plate 2 is fixedly connected with a first bearing sleeved with the outside of the worm 5, the inside of the fixed seat 1 is fixedly connected with a first stepping motor 6 with an output shaft fixedly connected with the right end of the worm 5, the bottom wall of an inner cavity of the cylindrical shell 3 is fixedly connected with a second stepping motor 7, the inside of the cylindrical shell 3 is fixedly connected with a baffle 8 positioned above the second stepping motor 7, the output end of the second stepping motor 7 is fixedly connected with a first screw rod 9 movably connected with the baffle 8, the outer side of the cylindrical shell 3 is sleeved with a second bearing fixedly connected with the inside of the fixed seat 1, the outer side of the first screw rod 9 is sleeved with a third bearing fixedly connected with the inside of the partition plate 8, the outer side of the first screw rod 9 is in threaded connection with a threaded sleeve 11 positioned above the partition plate 8, the outer side of the cylindrical shell 3 is provided with a strip-shaped hole 10 positioned above the partition plate 8, the outer side of the threaded sleeve 11 is fixedly connected with a connecting block 12 passing through the strip-shaped hole 10, the top of the cylindrical shell 3 is fixedly connected with a straight rod 13, the outer side of the straight rod 13 is movably connected with a U-shaped block 14 extending to the upper side of the straight rod 13, the top wall of the inner cavity of the cylindrical shell 3 is provided with a mounting hole, the inner side of the mounting hole is fixedly connected with a fourth bearing sleeved with the outer side of the first screw rod 9, the inner side of the U-shaped block 14 is fixedly connected with a short shaft penetrating through the straight rod 13, the top of the U-shaped block 14 is fixedly connected with a U-shaped bar 15, the bottom of the U-shaped strip 15 is fixedly connected with a fixed block 16 positioned on the right side of the U-shaped block 14, the inside of the fixed block 16 is movably connected with a rotating rod 17 movably connected with the inside of the connecting block 12, the inside of the connecting block 12 is provided with a mounting groove positioned on the outer side of the rotating rod 17, the inside of the mounting groove is fixedly connected with a mounting shaft penetrating through the rotating rod 17, the inside of the U-shaped strip 15 is movably connected with two movable blocks 18, the inside of the fixed block 16 is provided with a connecting groove positioned on the outer side of the rotating rod 17, the inside of the connecting groove is fixedly connected with a connecting shaft penetrating through the rotating rod 17, the tops of the two movable blocks 18 are fixedly connected with a mounting plate 19, the movable blocks 18 are distributed in a bilateral symmetry manner, the top of the mounting plate 19 is provided with threaded holes, the inside of the two movable blocks 18 is provided with movable holes 20, the inside of the U-shaped strip 15 is fixedly connected with round shafts 21 which are two and pass through the two movable holes 20, the nut 22 is fixedly connected to one side opposite to the two movable blocks 18, the limiting block 25 positioned between the two movable blocks 18 is fixedly connected to the inside of the U-shaped strip 15, a through hole which is positioned at the outer side of the second screw rod 23 and is communicated with the inside of the movable hole 20 is formed in the inside of the movable block 18, a fifth bearing which is fixedly connected with the inside of the limiting block 25 is sleeved on the outer side of the shifting block 24, the shifting block 24 is movably connected to the inside of the limiting block 25, the second screw rods 23 which are in threaded connection with the two nuts 22 and extend to the inside of the two movable holes 20 are fixedly connected to the left side and the right side of the shifting block 24, the second screw rods 23 are positioned between the two circular shafts 21, the threaded directions on the two second screw rods 23 are opposite, the shifting block 24 drives the two second screw rods 23 to rotate in the inside of the two nuts 22 through rotating the shifting block 24, and the two nuts 22 are far away from each other due to the opposite threaded directions on the two second screw rods 23, the two nuts 22 drive two movable blocks 18 and keep away from each other, simultaneously movable hole 20 slides along the outside of circular shaft 21, two movable blocks 18 drive two mounting panels 19 and keep away from each other, can fix the measured object through the screw hole on two mounting panels 19, make the interval that can adjust two mounting panels 19, and then fix the measured object of different length, thereby the purpose of having reached the regulation, through starting first step motor 6, first step motor 6 drives worm 5 rotation, worm 5 drives worm wheel 4 rotation, worm wheel 4 drives cylindrical shell 3 rotation, cylindrical shell 3 drives straight bar 13 rotation, straight bar 13 drives U-shaped piece 14 rotation, U-shaped piece 14 drives U-shaped strip 15 rotation, U-shaped strip 15 drives movable block 18 rotation, movable block 18 drives mounting panel 19 rotation, mounting panel 19 drives the measured object rotation, simultaneously start second step motor 7, second step motor 7 drives first lead screw 9, make swivel joint block 12 drive dwang 17 remove, fixed block 16 moves, fixed block 16 drives U-shaped strip 15 and makes the U-shaped strip 15 rotate around strip 15, thereby the position of the measured object is convenient for the experiment is further changed, the position is realized by the straight bar 13, and the practicality is improved.
The working principle of the invention is as follows:
when the invention is used, firstly, the shifting block 24 is rotated to drive the two second screw rods 23 to rotate in the two nuts 22, as the screw thread directions on the two second screw rods 23 are opposite, the two nuts 22 are far away from each other, the two nuts 22 drive the two movable blocks 18 to be far away from each other, meanwhile, the movable holes 20 slide along the outer sides of the circular shafts 21, the two movable blocks 18 drive the two mounting plates 19 to be far away from each other, namely, the measured object can be fixed through the threaded holes on the two mounting plates 19, the distance between the two mounting plates 19 can be adjusted, and further, the measured objects with different lengths can be fixed, thereby achieving the aim of adjustment, the U-shaped block 14 drives the U-shaped bar 15 to rotate, the U-shaped bar 15 drives the movable block 18 to rotate, the movable block 18 drives the mounting plate 19 to rotate, the mounting plate 19 drives the measured object to rotate, the second stepping motor 7 is started simultaneously, the second stepping motor 7 drives the first screw rod 9, the threaded sleeve 11 drives the connecting block 12 to slide in the bar-shaped hole 10, the connecting block 12 drives the rotating rod 17 to move, the rotating rod 17 further drives the fixed block 16 to move, the fixed block 16 drives the U-shaped bar 15 to move, the U-shaped bar 15 drives the U-shaped block 14 to rotate around the straight rod 13, the U-shaped bar 15 is inclined, the measured object on the mounting plate 19 is inclined, so that the position of the measured object is conveniently changed, wind tunnel experiments are conveniently carried out, practicability is further improved, the problem that wind-proof mounting parts used for fixing the measured object in a wind tunnel laboratory in the prior art cannot be adjusted is solved, the measured entities with different lengths cannot be fixed, and after the measured entities are fixed, the positions of the measured entities cannot be changed, so that the problem of low practicability is caused.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present invention.
Claims (9)
1. Wind tunnel laboratory is with preventing wind installation component, its characterized in that: including fixing base (1), the inside fixedly connected with quantity of fixing base (1) is fixed plate (2) for two, the inside swing joint of fixing base (1) has cylinder shell (3) that extend to fixing base (1) top, worm wheel (4) have been cup jointed in the outside of cylinder shell (3), two the inside equal swing joint of fixing plate (2) has worm (5) and worm wheel (4) meshing, the inside of fixing base (1) is provided with first step motor (6), and the output shaft and the worm (5) right-hand member of first step motor (6) are connected, the fixed second step motor (7) that is provided with of inner chamber diapire of cylinder shell (3), the inside fixedly connected with of cylinder shell (3) is located baffle (8) top, the output of second step motor (7) be provided with baffle (8) swing joint first lead screw (9), the outside threaded connection of first lead screw (9) has and is located baffle (8) top, the outside thread connection of first lead screw (11) is located the outside of baffle (8), the outside of cylinder shell (3) is located bar-shaped connection (10) top (10), the utility model discloses a bicycle, including cylinder shell (3), cylinder shell, fixed connection, nut, stopper (25) are located in the inside of cylinder shell (3), straight-bar (13) are fixedly connected with top fixedly connected with straight-bar (13), upper portion swing joint of straight-bar (13) has U-shaped piece (14), the top fixedly connected with U-shaped piece (15) of U-shaped piece (14), the bottom fixedly connected with of U-shaped piece (15) is located fixed block (16) on the right side of U-shaped piece (14), be provided with dwang (17) on fixed block (16), the both ends of dwang (17) respectively with fixed block (16) and connecting block (12) swing joint, the inboard activity of U-shaped piece (15) is provided with movable block (18) that the quantity is two, two the top of movable block (18) is all fixedly connected with mounting panel (19), two the inside of movable block (18) has all been seted up movable hole (20), the inside fixedly connected with quantity of U-shaped piece (15) is two and through two circle axle (21) of movable hole (20), two opposite sides of movable block (18) are provided with nut (22), stopper (25) are located inside two movable block (25), both sides of the shifting block (24) are respectively provided with a second screw rod (23) which is in threaded connection with the two nuts (22) and extends to the inside of the two movable holes (20).
2. A wind tunnel laboratory wind-resistant mounting member according to claim 1 wherein: the inside of fixing base (1) is hollow design, the inside fixedly connected with of fixed plate (2) with the first bearing of worm (5) outside cup joint.
3. A wind tunnel laboratory wind-resistant mounting member according to claim 1 wherein: the outer side of the cylindrical shell (3) is sleeved with a second bearing fixedly connected with the inside of the fixing seat (1), and the outer side of the first screw rod (9) is sleeved with a third bearing fixedly connected with the inside of the partition plate (8).
4. A wind tunnel laboratory wind-resistant mounting member according to claim 3 wherein: the inner cavity top wall of the cylindrical shell (3) is provided with a mounting hole, a fourth bearing sleeved on the outer side of the first screw rod (9) is fixedly connected to the inner portion of the mounting hole, and a short shaft penetrating through the straight rod (13) is fixedly connected to the inner portion of the U-shaped block (14).
5. A wind tunnel laboratory wind-resistant mounting member according to claim 1 wherein: the inside of connecting block (12) has offered the mounting groove that is located the dwang (17) outside, the inside fixedly connected with of mounting groove runs through the installation axle of dwang (17).
6. A wind tunnel laboratory wind-resistant mounting member according to claim 1 wherein: the inside of fixed block (16) has offered the spread groove that is located the dwang (17) outside, the inside fixedly connected with of spread groove runs through the connecting axle of dwang (17).
7. A wind tunnel laboratory wind-resistant mounting member according to claim 1 wherein: the two movable blocks (18) are symmetrically distributed left and right, and threaded holes are formed in the top of the mounting plate (19).
8. A wind tunnel laboratory wind-resistant mounting member according to claim 1 wherein: the second screw rods (23) are positioned between the two circular shafts (21), and the directions of threads on the two second screw rods (23) are opposite.
9. A wind tunnel laboratory wind-resistant mounting member according to claim 1 wherein: the inside of movable block (18) is offered and is located the outside of second lead screw (23) and is communicated with the inside through-hole of movable hole (20), the outside of plectrum (24) cup joints the fifth bearing with stopper (25) inside fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111400015.3A CN114166457B (en) | 2021-11-24 | 2021-11-24 | Wind tunnel laboratory is with preventing wind installation component |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111400015.3A CN114166457B (en) | 2021-11-24 | 2021-11-24 | Wind tunnel laboratory is with preventing wind installation component |
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| Publication Number | Publication Date |
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| CN114166457A CN114166457A (en) | 2022-03-11 |
| CN114166457B true CN114166457B (en) | 2023-05-23 |
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| CN202111400015.3A Active CN114166457B (en) | 2021-11-24 | 2021-11-24 | Wind tunnel laboratory is with preventing wind installation component |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000221103A (en) * | 1999-02-02 | 2000-08-11 | Mitsubishi Heavy Ind Ltd | Wind tunnel experimental apparatus |
| JP2004271486A (en) * | 2003-03-12 | 2004-09-30 | National Maritime Research Institute | Method and system for wind load estimation |
| JP2006329811A (en) * | 2005-05-26 | 2006-12-07 | Mitsubishi Heavy Ind Ltd | Wind tunnel and method for evaluating windproof stability |
| CN102829946A (en) * | 2012-08-20 | 2012-12-19 | 中国航空工业集团公司沈阳空气动力研究所 | Abdominal support mechanism suitable for high-speed wind tunnel test |
| CN107576471A (en) * | 2017-08-22 | 2018-01-12 | 甘肃省治沙研究所 | It is a kind of to be used for collection wind speed and the horizontal wind speed instrument support of vertically adjustable multipoint observation in wind-tunnel |
| CN111284703A (en) * | 2020-03-13 | 2020-06-16 | 南京绿源达农业设备有限公司 | Plant protection unmanned aerial vehicle with prevent wind function |
| CN211855781U (en) * | 2020-04-22 | 2020-11-03 | 辽宁工业大学 | High-speed wind tunnel translational vibration dynamic derivative experimental device |
| CN114148906A (en) * | 2021-12-08 | 2022-03-08 | 甘嗣莲 | Automatic stable handling equipment of steel construction of changing |
-
2021
- 2021-11-24 CN CN202111400015.3A patent/CN114166457B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000221103A (en) * | 1999-02-02 | 2000-08-11 | Mitsubishi Heavy Ind Ltd | Wind tunnel experimental apparatus |
| JP2004271486A (en) * | 2003-03-12 | 2004-09-30 | National Maritime Research Institute | Method and system for wind load estimation |
| JP2006329811A (en) * | 2005-05-26 | 2006-12-07 | Mitsubishi Heavy Ind Ltd | Wind tunnel and method for evaluating windproof stability |
| CN102829946A (en) * | 2012-08-20 | 2012-12-19 | 中国航空工业集团公司沈阳空气动力研究所 | Abdominal support mechanism suitable for high-speed wind tunnel test |
| CN107576471A (en) * | 2017-08-22 | 2018-01-12 | 甘肃省治沙研究所 | It is a kind of to be used for collection wind speed and the horizontal wind speed instrument support of vertically adjustable multipoint observation in wind-tunnel |
| CN111284703A (en) * | 2020-03-13 | 2020-06-16 | 南京绿源达农业设备有限公司 | Plant protection unmanned aerial vehicle with prevent wind function |
| CN211855781U (en) * | 2020-04-22 | 2020-11-03 | 辽宁工业大学 | High-speed wind tunnel translational vibration dynamic derivative experimental device |
| CN114148906A (en) * | 2021-12-08 | 2022-03-08 | 甘嗣莲 | Automatic stable handling equipment of steel construction of changing |
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| CN114166457A (en) | 2022-03-11 |
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