CN210375611U - Wind tunnel model fixing frame - Google Patents
Wind tunnel model fixing frame Download PDFInfo
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- CN210375611U CN210375611U CN201921615828.2U CN201921615828U CN210375611U CN 210375611 U CN210375611 U CN 210375611U CN 201921615828 U CN201921615828 U CN 201921615828U CN 210375611 U CN210375611 U CN 210375611U
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- 239000002184 metal Substances 0.000 claims abstract description 73
- 239000007787 solid Substances 0.000 claims description 9
- 238000003466 welding Methods 0.000 claims description 7
- 238000002474 experimental method Methods 0.000 abstract description 14
- 238000012360 testing method Methods 0.000 abstract description 4
- 230000008859 change Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a wind tunnel model fixing frame, which comprises a metal cylinder and an outer fixing ring, wherein the metal cylinder is fixedly arranged at the middle position of the upper end of the outer fixing ring, a cylinder fixing block is arranged on the periphery of the outer side of the upper end of the metal cylinder, and model wind tests with different heights can be well adjusted according to needs through six supporting cylinders, so that the needs of wind tunnel experiments are met, an adjusting fixing disc consisting of a telescopic cylinder, a hollow cylinder, a fixing screw hole, an arc-shaped ring and an internal groove can be well adjusted and fixed according to a model, the hollow cylinder of the adjusting fixing disc is welded and connected on a bottom metal column, so that the fixing disc is not easy to fall off, and when in adjustment, personnel can extend through the telescopic cylinder, so that the arc-shaped ring fixing mould can be well adjusted and used according to needs, and then, the device is not easy to fall off in the wind tunnel experiment, and is more stable in use.
Description
Technical Field
The utility model belongs to the technical field of relevant wind-tunnel, concretely relates to wind-tunnel model mount.
Background
Wind tunnel, wind tunnel laboratory, is a kind of pipe-shaped experimental equipment which is used to generate and control airflow in artificial mode, to simulate the flowing condition of air around aircraft or entity, and to measure the effect of airflow on entity and observe physical phenomena, and it is one of the most common and effective tools for aerodynamic experiment. Wind tunnel experiments are an indispensable component in aircraft development work. The method plays an important role in the research and development of aviation and aerospace engineering, and is indispensable in the fields of transportation, building construction, wind energy utilization and the like along with the development of industrial aerodynamics. The experimental method has the advantage that the flow conditions are easy to control. During experiments, the model or the real object is often fixed in a wind tunnel for repeated blowing, and experimental data is obtained through measurement and control instruments and equipment. When the wind tunnel model is fixed, the wind tunnel model fixing frame is needed.
The prior wind tunnel model fixing frame technology has the following problems: the existing wind tunnel model fixing frame is fixed by adopting a single height, so that the secondary fixing adjustment is required to be changed when different height data are tested, the use is troublesome, and the problem of adjustment according to the size of a fixed model which cannot be well performed in the fixing process is solved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a wind tunnel model mount to solve the current wind tunnel model mount that proposes in the above-mentioned background art and adopt single height to fix, thereby in the not co-altitude data of experiment, need the secondary to fix to adjust and change, like this comparatively troublesome when using, in addition when fixed, can not be fine according to the fixed model size problem of adjusting.
In order to achieve the above object, the utility model provides a following technical scheme:
a wind tunnel model fixing frame comprises a metal cylinder and an outer fixing ring, wherein the metal cylinder is fixedly arranged at the middle position of the upper end of the outer fixing ring, a cylinder fixing block is arranged on the periphery of the outer side of the upper end of the metal cylinder, a supporting cylinder is arranged at the upper end of the cylinder fixing block, a concave connecting block is arranged at the upper end of the supporting cylinder, a bottom metal column is arranged at the upper end of the concave connecting block, an adjusting fixing disc is arranged at the upper end of the bottom metal column and comprises a telescopic cylinder, a hollow cylinder, fixing screw holes, an arc-shaped ring and inner grooves, the inner middle of the hollow cylinder is provided with the inner grooves, the middle of two ends of the hollow cylinder is provided with the telescopic cylinder, the lower end of the telescopic cylinder is positioned at the inner side of the inner grooves and is provided with, the hollow cylinder is connected to the bottom metal column.
Preferably, the cylinder fixed block comprises a cylinder fixed block, a cylinder placing groove and hexagonal fixing screws, the cylinder placing groove is arranged in the middle of the upper end of the cylinder fixed block, the hexagonal fixing screws are arranged on the outer sides of the corners of the cylinder fixed block, the cylinder fixed block and the hexagonal fixing screws are connected to the metal cylinder, and the cylinder fixed block is connected to the support cylinder through the cylinder placing groove fixing screws.
Preferably, the concave connecting block comprises a concave metal block, a limiting groove and a fixing shaft column, the limiting groove is formed in the concave metal block, the fixing shaft column is arranged on the concave metal block on the inner side of the limiting groove, the upper end of the concave metal block is connected to the bottom metal column, and the fixing shaft column is connected to the supporting cylinder.
Preferably, the adjusting fixing disc is fixedly connected with the bottom metal column through welding, and the outer side of the joint of the adjusting fixing disc and the bottom metal column is positioned on the same straight line.
Preferably, the number of the supporting cylinders is six, and the supporting cylinders are fixed between the cylinder fixing block and the concave connecting block.
Preferably, the bottom metal column and the concave connecting block are fixedly connected by welding, and six concave connecting blocks are arranged.
Preferably, the metal cylinder and the outer side fixing ring are fixedly connected through welding, and the circle centers of the metal cylinder and the outer side fixing ring are positioned on the same straight line.
Compared with the prior art, the utility model provides a wind-tunnel model mount possesses following beneficial effect:
1. the utility model discloses wind-tunnel model mount is through six support cylinder for model wind-force test that can be fine adjusts co-altitude as required, the co-altitude model wind-tunnel experimental data that obtains that like this can be fine.
2. The utility model discloses wind-tunnel model mount passes through the telescoping cylinder, the hollow cylinder, fixed screw, the regulation fixed disk that arc ring and inside recess are constituteed can be fine adjust fixedly according to the model, the hollow cylinder welded connection who adjusts the fixed disk is on bottom metal post, be difficult for droing like this, and during the regulation, personnel extend through the telescoping cylinder, thereby make the fixed model of arc ring, just so can be fine adjust as required and used, later fix through fixed screw again, make difficult droing in the wind-tunnel experiment, make more stable when using.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:
fig. 1 is a schematic structural view of a wind tunnel model fixing frame provided by the present invention;
fig. 2 is a schematic structural view of an adjusting fixing disc provided by the present invention;
fig. 3 is a schematic structural view of a cylinder fixing block provided by the present invention;
FIG. 4 is a schematic view of a concave connecting block according to the present invention;
in the figure: 1. adjusting the fixed disc; 11. a telescopic cylinder; 12. a hollow cylinder; 13. fixing screw holes; 14. an arc-shaped ring; 15. an inner groove; 2. a bottom metal pillar; 3. a concave connecting block; 31. a concave metal block; 32. a limiting groove; 33. fixing the shaft column; 4. a support cylinder; 5. a metal cylinder; 6. an outer fixing ring; 7. a cylinder fixing block; 71. a cylinder fixing block; 72. a cylinder placing groove; 73. and a hexagonal fixing screw.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution:
the utility model provides a wind tunnel model mount, includes that metal cylinder 5 and the solid fixed ring in the outside 6, the installation of metal cylinder 5 is fixed on the solid fixed ring in the outside 6's in the upper end intermediate position, and metal cylinder 5 and the solid fixed ring in the outside 6 are through welded fastening connection, and the centre of a circle of the solid fixed ring in metal cylinder 5 and the outside 6 is in same straight line. When using, because of the solid fixed ring 6 of metal cylinder 5 and outside passes through welded fastening and connects to fixed connection is comparatively firm, is difficult for droing when using like this, when fixed using moreover, because of the centre of a circle of the solid fixed ring 6 of metal cylinder 5 and outside is in same straight line, is comparatively stable when placing the use like this.
The utility model provides a wind tunnel model mount, be provided with cylinder fixed block 7 including upper end outside a week of metal cylinder 5, cylinder fixed block 7 includes cylinder fixed square 71, cylinder standing groove 72 and hexagonal set screw 73, be provided with cylinder standing groove 72 in the middle of the upper end of cylinder fixed square 71, the corner outside of cylinder fixed square 71 is provided with hexagonal set screw 73, cylinder fixed square 71 and hexagonal set screw 73 are connected on metal cylinder 5, cylinder fixed square 71 passes through cylinder standing groove 72 set screw and connects on support cylinder 4. When using, metal cylinder 5 is through cylinder fixed block 7 of upper end, make fixed stay cylinder 4 that can be fine, and the fixed square 71 of cylinder and hexagonal set screw 73 welded connection of cylinder fixed block 7 are on metal cylinder 5, be difficult for droing when using like this, thereby can satisfy the use of wind tunnel experiment, and the fixed square 71 of cylinder passes through cylinder standing groove 72 set screw connection on supporting cylinder 4, make the fixed that supporting cylinder 4 can be fine like this, make more convenient and stable when height-adjusting, thereby be convenient for measure not co-altitude experimental data.
The utility model provides a wind tunnel model mount, upper end including cylinder fixed block 7 is provided with support cylinder 4, support cylinder 4 is provided with six altogether, and support cylinder 4 all fixes between cylinder fixed block 7 and concave connecting block 3, the upper end of supporting cylinder 4 is provided with concave connecting block 3, bottom metal post 2 and concave connecting block 3 pass through welded fastening and are connected, and concave connecting block 3 is provided with six altogether, concave connecting block 3 includes concave metal piece 31, spacing recess 32 and fixed jack-post 33, the inside of concave metal piece 31 is provided with spacing recess 32, the inboard of spacing recess 32 is located and is provided with fixed jack-post 33 on concave metal piece 31, connect on bottom metal post 2 concave metal piece 31 upper end, fixed jack-post 33 is connected on supporting cylinder 4. When using, fix between cylinder fixed block 7 and concave connecting block 3 because of support cylinder 4 for can be fine through support cylinder 4 change both clearances, and concave metal block 31 upper end welded connection of concave connecting block 3 is on bottom metal post 2, thereby be difficult for droing, and the lift of support cylinder 4 can be fine like this drive bottom metal post 2 and go up and down to use, make more convenient when using.
The utility model provides a wind tunnel model mount, the upper end including concave type connecting block 3 is provided with bottom metal column 2, the upper end of bottom metal column 2 is provided with adjusts fixed disk 1, it passes through welded fastening connection with bottom metal column 2 to adjust fixed disk 1, and adjust the fixed disk 1 and be in on the same straight line with bottom metal column 2 junction outside, it includes telescoping cylinder 11 to adjust fixed disk 1, cavity cylinder 12, fixed screw 13, arc ring 14 and inside recess 15, be provided with inside recess 15 in the middle of the inside of cavity cylinder 12, be provided with telescoping cylinder 11 in the middle of the both ends of cavity cylinder 12, the lower extreme of telescoping cylinder 11 is located inside recess 15 inboard and is provided with arc ring 14, the outside of arc ring 14 is located and is provided with fixed screw 13 on cavity cylinder 12, cavity cylinder 12 is connected on bottom metal column 2. When in use, the adjusting fixing disc 1 and the bottom metal column 2 are fixedly connected through welding, so that the fixing is firmer, thereby meeting the requirements of wind tunnel experiments, when in use, the outer side of the joint of the adjusting fixing disc 1 and the bottom metal column 2 is positioned on the same straight line, so that no obstruction occurs when in use, thereby being more convenient when in use, the adjusting fixing disc 1 can be well adjusted according to the size of a model when in fixing the model, the hollow cylinder 12 of the adjusting fixing disc 1 is connected on the bottom metal column 2, thereby being not easy to fall off, when in adjustment, a person extends through the telescopic cylinder 11, thereby leading the arc-shaped ring 14 to fix the model, thereby being well adjusted and used according to the requirements, and then is fixed through the fixing screw hole 13, thereby being not easy to fall off when in wind tunnel experiments, so that the utility model is more stable when in use.
The utility model discloses a theory of operation and use flow: the utility model discloses install the back, just can fix wind-tunnel model mount and use on the assigned position. And when fixing wind-tunnel model mount, wind-tunnel model mount passes through the solid fixed ring 6 in the outside of 5 outsides a week of metal cylinder for the fixed screw that can be fine, and the centre of a circle of the solid fixed ring 6 in metal cylinder 5 and the outside is in same straight line, and is comparatively stable when placing the use like this. Then, the connection between the adjusting fixing disc 1 and an external power supply is well connected, and the connection between the supporting cylinder 4 and an external air pressure pipe is well connected, so that the use can be well controlled.
During the test experiment, the personnel fix the model on the regulation fixed disk 1 of bottom metal column 2 upper end, and adjust fixed disk 1 and be through the telescoping cylinder 11, hollow cylinder 12, fixed screw 13, arc ring 14 and inside recess 15 are constituteed, and adjust the hollow cylinder 12 connection of fixed disk 1 on bottom metal column 2, be difficult for droing like this, and during the regulation, personnel extend through the telescoping cylinder 11 of SC50 model, thereby make the fixed model of arc ring 14, just so can be fine adjust as required and use, later fix through fixed screw 13 again, make difficult droing in the wind tunnel experiment, make more stable when using. And during the experiment, when the height-adjusting is needed, personnel can adjust the height-adjusting well through the telescopic change of the six supporting cylinders 4, and the supporting cylinders 4 of the SDA32-ZHJ model are fixed between the cylinder fixing block 7 and the concave connecting block 3, so that model wind power tests with different heights can be well adjusted according to needs, and model wind tunnel experimental data with different heights can be well obtained.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a wind tunnel model mount, includes metal cylinder (5) and the solid fixed ring in outside (6), its characterized in that: the metal cylinder (5) is fixedly installed at the upper end middle position of the outer side fixing ring (6), a cylinder fixing block (7) is arranged on the upper end outer side of the metal cylinder (5) in a circle, a supporting cylinder (4) is arranged at the upper end of the cylinder fixing block (7), a concave connecting block (3) is arranged at the upper end of the supporting cylinder (4), a bottom metal column (2) is arranged at the upper end of the concave connecting block (3), an adjusting fixing disc (1) is arranged at the upper end of the bottom metal column (2), the adjusting fixing disc (1) comprises a telescopic cylinder (11), a hollow cylinder (12), a fixing screw hole (13), an arc-shaped ring (14) and an inner groove (15), the inner groove (15) is arranged in the middle of the inner part of the hollow cylinder (12), the telescopic cylinder (11) is arranged in the middle of, the lower extreme of telescoping cylinder (11) is located inside recess (15) inboard and is provided with arc ring (14), the outside of arc ring (14) is located and is provided with fixed screw (13) on hollow cylinder (12), hollow cylinder (12) are connected on bottom metal post (2).
2. The wind tunnel model mount according to claim 1, wherein: the cylinder fixing block (7) comprises a cylinder fixing block (71), a cylinder placing groove (72) and hexagonal fixing screws (73), the cylinder placing groove (72) is formed in the middle of the upper end of the cylinder fixing block (71), the hexagonal fixing screws (73) are arranged on the outer sides of the corners of the cylinder fixing block (71), the cylinder fixing block (71) and the hexagonal fixing screws (73) are connected onto the metal cylinder (5), and the cylinder fixing block (71) is connected onto the supporting cylinder (4) through the cylinder placing groove (72) fixing screws.
3. The wind tunnel model mount according to claim 1, wherein: concave type connecting block (3) include concave type metal block (31), spacing recess (32) and fixed jack-post (33), the inside of concave type metal block (31) is provided with spacing recess (32), the inboard of spacing recess (32) is located and is provided with fixed jack-post (33) on concave type metal block (31), connect on bottom metal post (2) concave type metal block (31) upper end, fixed jack-post (33) are connected on supporting cylinder (4).
4. The wind tunnel model mount according to claim 1, wherein: the adjusting fixing disc (1) is fixedly connected with the bottom metal column (2) through welding, and the outer side of the joint of the adjusting fixing disc (1) and the bottom metal column (2) is positioned on the same straight line.
5. The wind tunnel model mount according to claim 1, wherein: support cylinder (4) and be provided with six altogether, just support cylinder (4) all fix on between cylinder fixed block (7) and concave type connecting block (3).
6. The wind tunnel model mount according to claim 1, wherein: the bottom metal column (2) is fixedly connected with the concave connecting block (3) through welding, and six concave connecting blocks (3) are arranged.
7. The wind tunnel model mount according to claim 1, wherein: the metal cylinder (5) and the outer side fixing ring (6) are fixedly connected through welding, and the circle centers of the metal cylinder (5) and the outer side fixing ring (6) are located on the same straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921615828.2U CN210375611U (en) | 2019-09-26 | 2019-09-26 | Wind tunnel model fixing frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921615828.2U CN210375611U (en) | 2019-09-26 | 2019-09-26 | Wind tunnel model fixing frame |
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| Publication Number | Publication Date |
|---|---|
| CN210375611U true CN210375611U (en) | 2020-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921615828.2U Active CN210375611U (en) | 2019-09-26 | 2019-09-26 | Wind tunnel model fixing frame |
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| CN (1) | CN210375611U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114910238A (en) * | 2022-05-09 | 2022-08-16 | 浙江大学 | Wind tunnel test device for flat roof eave form multi-working-condition change |
| CN115575085A (en) * | 2022-09-30 | 2023-01-06 | 中南大学 | Wind tunnel experimental device and wind tunnel experimental equipment |
-
2019
- 2019-09-26 CN CN201921615828.2U patent/CN210375611U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114910238A (en) * | 2022-05-09 | 2022-08-16 | 浙江大学 | Wind tunnel test device for flat roof eave form multi-working-condition change |
| CN115575085A (en) * | 2022-09-30 | 2023-01-06 | 中南大学 | Wind tunnel experimental device and wind tunnel experimental equipment |
| CN115575085B (en) * | 2022-09-30 | 2023-08-11 | 中南大学 | Wind tunnel experiment device and wind tunnel experiment equipment |
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