CN204852859U - Six weight measured force balance fixing device in wind -tunnel - Google Patents
Six weight measured force balance fixing device in wind -tunnel Download PDFInfo
- Publication number
- CN204852859U CN204852859U CN201520609722.7U CN201520609722U CN204852859U CN 204852859 U CN204852859 U CN 204852859U CN 201520609722 U CN201520609722 U CN 201520609722U CN 204852859 U CN204852859 U CN 204852859U
- Authority
- CN
- China
- Prior art keywords
- force balance
- wind
- support
- tunnel
- fixing device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
Abstract
The utility model discloses a six weight measured force balance fixing device in wind -tunnel. The utility model discloses a through the cylindric support of bolt fastening in carousel lower part support center department, there is the steel disc through the bolt fastening on the cylindric support, measured force balance passes through the screw to be fixed on the steel disc, is fixed with a steering wheel shape cross support through the screw on the measured force balance, has a light backing plate through the bolt fastening on the steering wheel shape cross support, the model of experimental usefulness is fixed on the light backing plate, the carousel is in in the same plane with steering wheel shape cross support. The utility model discloses say on the whole to the economic input of minimum is acquireed experimental wind speed and turbulence scale that the research institute needs, and is installed simple structure, and shared space is also little, and is with low costs, easy operate, just be convenient for installation and dismantlement, and the actual effect is good.
Description
Technical field
The utility model belongs to technical field of civil engineering, be specifically related to be mainly used in owned building, structure structure under different wind tunnel test environmental conditionss, under accurate acquisition test conditions structure desired level two to vertical wind load and the revolution moment of flexure adding up to three axles around horizontal diaxon and pivotal axis, and carry out the fixing device of testing apparatus wind-tunnel six component force balance of anti-wind research.
Background technique
The fixing device of wind-tunnel six component force balance be a class according to hole body turntable structure by fixing force balance accurately obtain structure desired level two under wind tunnel test condition to vertical wind load and the testing apparatus of revolution moment of flexure adding up to three axles around horizontal diaxon and pivotal axis.For accurate perception wind is to the effect of structure, general structure needs to carry out wind tunnel test, and wind tunnel test needs to obtain the required wind load of test and revolution moment of flexure by six component force balances.The domestic wind-tunnel investigation to engineering structure is started late, but research direction has perspective very much, accurately to obtain wind load needed for wind tunnel test structure and revolution moment of flexure, be necessary the fixing device of development six component force balance, and the research device of similar products at home and abroad is less, so exploitation the technology has the important and meaning of reality.
Summary of the invention
The purpose of this utility model be to provide a kind of can fix force balance and obtain along with rotating disk synchronous axial system structure desired level two to vertical wind load and the wind-tunnel six component force balance fixing device of revolution moment of flexure adding up to three axles around horizontal diaxon and pivotal axis.
The purpose of this utility model realizes by the following technical solutions: this wind-tunnel six component force balance fixing device, it comprises the cylindrical stent being secured by bolts in rotating disk lower bracket center, steel disk has been bolted on cylindrical stent, force balance is fixed on steel disk by screw, be fixed with a steering wheel saltire support by screw on force balance, on steering wheel saltire support, be bolted one piece of lightweight backing plate; The model of test is fixed on lightweight backing plate; Described rotating disk and steering wheel saltire support are in same plane.
Concrete, described cylindrical stent is by the cylindrical shape of Plate Welding, and its upper surface center has a circular hole, is provided with an evagination step edge bottom it, evagination step edge is evenly equipped with four screws, the upper surface of cylindrical stent is also evenly equipped with four screws and corresponding with screw on steel disk.
Concrete, the centre of described steering wheel saltire support is ring, and annulus surrounding stretches out four in criss-cross support arm, and the thickness of described four support arms is less than the thickness of middle annulus.
In order to effectively prevent force balance from damaging because of overload and vibration, also proof test data is accurately reliable, and the center of described steel disk is provided with one piece of sheet rubber.
In order to reduce the vibration of fixing device in process of the test, making the accuracy of institute's acquisition test data, bottom described cylindrical stent and between rotating disk lower bracket, being provided with rubber pad.Like this, the vibration causing fixing device because of the vibration of hole body can be reduced, and then reduce the vibration of force balance, make image data more accurately reliable.
The utility model is when actual coming into operation, and also can select diameter and the height of cylindrical stent according to the size of concrete wind tunnel body turntable support, the diameter of steel disk is determined according to the diameter of six component force balances and the size of cylindrical stent upper surface diameter.
The utility model is said on the whole, and with minimum economic input, obtain the test wind and the turbulivity of research institute's needs, and apparatus structure is simple, institute takes up space also little, and cost is low, and be easy to operation and be convenient to installation and removal, actual effect is good.
Accompanying drawing explanation
Fig. 1 is the plan view of the utility model embodiment.
Fig. 2 is the plan view of Fig. 1.
Fig. 3 is the structural representation of cylindrical stent in Fig. 1.
Fig. 4 is the structural representation of steel disk in Fig. 1.
Fig. 5 is the structural representation of Fig. 1 centered rudder dish type cross.
Fig. 6 is the structural representation of lightweight backing plate in Fig. 1.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
See Fig. 1, Fig. 2, the present embodiment comprises the cylindrical stent 3 of lower bracket 2 center being fixed on rotating disk 1 by high-strength bolt, rubber pad 9 is provided with bottom cylindrical stent 3 and between the lower bracket 2 of rotating disk 1, the vibration causing fixing device because of the vibration of hole body can be reduced, and then reduce the vibration of force balance, make image data more accurately reliable.Steel disk 4 is fixed with by high-strength bolt on cylindrical stent 3, force balance 5 is fixed on steel disk 4 by screw, be fixed with steering wheel saltire support 6 by screw on force balance 5, on steering wheel saltire support 6, be bolted lightweight backing plate 7; The model 8 of test is fixed on lightweight backing plate 7; Rotating disk 1 and steering wheel saltire support 6 are in same plane, force balance 5 and rotating disk 1 synchronous axial system.
See Fig. 3, Fig. 4, cylindrical stent 3 is by the cylindrical shape of Plate Welding, and its upper surface center has circular hole 31, for convenience detach with installation; Be provided with evagination step edge 32 bottom it, evagination step edge 32 be evenly equipped with four screws 33, the upper surface of cylindrical stent 3 is also evenly equipped with four screws 34 and corresponding with screw 41 on steel disk 4; Steel disk 4 also has the little screw 43 corresponding with force balance 5.As seen from Figure 4, the center of steel disk 4 is provided with sheet rubber 42, effectively prevents force balance 5 from damaging because of overload and vibration, and then also ensure that the accurately reliable of test data.
See Fig. 5, the centre of steering wheel saltire support 6 is ring, and the surrounding of annulus stretches out four in criss-cross support arm, and the thickness of four support arms is less than the thickness of middle annulus, ensure that the induction position only having force balance in process of the test is stressed.Simultaneously see Fig. 6, steering wheel saltire support 6 and lightweight backing plate 7 adopt the large material of the light rigidity of quality to be made, and can reduce the pre-applied force of force balance; The material of steering wheel saltire support 6 and lightweight backing plate 7 and size specifically can be determined according to the size of test requirements document in reality and model 8 size.
Claims (5)
1. a wind-tunnel six component force balance fixing device, it is characterized in that: it comprises the cylindrical stent being secured by bolts in rotating disk lower bracket center, steel disk has been bolted on cylindrical stent, force balance is fixed on steel disk by screw, be fixed with a steering wheel saltire support by screw on force balance, on steering wheel saltire support, be bolted one piece of lightweight backing plate; The model of test is fixed on lightweight backing plate; Described rotating disk and steering wheel saltire support are in same plane.
2. wind-tunnel six component force balance fixing device according to claim 1, it is characterized in that: described cylindrical stent is by the cylindrical shape of Plate Welding, its upper surface center has a circular hole, an evagination step edge is provided with bottom it, evagination step edge is evenly equipped with four screws, the upper surface of cylindrical stent is also evenly equipped with four screws and corresponding with screw on steel disk.
3. wind-tunnel six component force balance fixing device according to claim 1, it is characterized in that: the centre of described steering wheel saltire support is ring, annulus surrounding stretches out four in criss-cross support arm, and the thickness of described four support arms is less than the thickness of middle annulus.
4. wind-tunnel six component force balance fixing device according to claim 1, is characterized in that: the center of described steel disk is provided with one piece of sheet rubber.
5. wind-tunnel six component force balance fixing device according to claim 1, is characterized in that: be provided with rubber pad bottom described cylindrical stent and between rotating disk lower bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520609722.7U CN204852859U (en) | 2015-08-13 | 2015-08-13 | Six weight measured force balance fixing device in wind -tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520609722.7U CN204852859U (en) | 2015-08-13 | 2015-08-13 | Six weight measured force balance fixing device in wind -tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204852859U true CN204852859U (en) | 2015-12-09 |
Family
ID=54743404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520609722.7U Expired - Fee Related CN204852859U (en) | 2015-08-13 | 2015-08-13 | Six weight measured force balance fixing device in wind -tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204852859U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107843407A (en) * | 2017-12-05 | 2018-03-27 | 西南交通大学 | A kind of clump of piles apparatus for adjusting position for structure hydrodynamic experiment |
| CN108181079A (en) * | 2017-12-21 | 2018-06-19 | 浙江大学 | A kind of power transmission tower cross-arm Shape Coefficient air tunnel testing device based on double balances |
| CN109632251A (en) * | 2018-12-25 | 2019-04-16 | 同济大学 | A kind of large scale model in wind tunnel synchronous force measurement experimental rig |
| CN111024356A (en) * | 2019-11-25 | 2020-04-17 | 中国运载火箭技术研究院 | Device and method for measuring stress after eddy current caused by small-sized bulges on surface |
| CN113252280A (en) * | 2021-04-20 | 2021-08-13 | 中国空气动力研究与发展中心高速空气动力研究所 | Nacelle test device capable of simulating air intake and exhaust simultaneously |
-
2015
- 2015-08-13 CN CN201520609722.7U patent/CN204852859U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107843407A (en) * | 2017-12-05 | 2018-03-27 | 西南交通大学 | A kind of clump of piles apparatus for adjusting position for structure hydrodynamic experiment |
| CN108181079A (en) * | 2017-12-21 | 2018-06-19 | 浙江大学 | A kind of power transmission tower cross-arm Shape Coefficient air tunnel testing device based on double balances |
| CN108181079B (en) * | 2017-12-21 | 2019-05-28 | 浙江大学 | A kind of power transmission tower cross-arm Shape Coefficient air tunnel testing device based on double balances |
| CN109632251A (en) * | 2018-12-25 | 2019-04-16 | 同济大学 | A kind of large scale model in wind tunnel synchronous force measurement experimental rig |
| CN109632251B (en) * | 2018-12-25 | 2019-10-18 | 同济大学 | A kind of large scale model in wind tunnel synchronous force measurement experimental rig |
| CN111024356A (en) * | 2019-11-25 | 2020-04-17 | 中国运载火箭技术研究院 | Device and method for measuring stress after eddy current caused by small-sized bulges on surface |
| CN113252280A (en) * | 2021-04-20 | 2021-08-13 | 中国空气动力研究与发展中心高速空气动力研究所 | Nacelle test device capable of simulating air intake and exhaust simultaneously |
| CN113252280B (en) * | 2021-04-20 | 2021-09-21 | 中国空气动力研究与发展中心高速空气动力研究所 | Nacelle test device capable of simulating air intake and exhaust simultaneously |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204852859U (en) | Six weight measured force balance fixing device in wind -tunnel | |
| CN103471706B (en) | A kind of micro-vibration test system of solar wing driving mechanism | |
| CN204064694U (en) | Air-robot rotor characteristic test device | |
| CN102353511A (en) | Wind tunnel force measurement balance multifunctional supporting device | |
| CN102539835A (en) | Control method for installation error angle of quartz flexible accelerometer | |
| CN103698221A (en) | Bending toughness tester for fiber reinforced concrete | |
| CN204086051U (en) | The charger of torture test power | |
| CN204479303U (en) | A kind of new automobile parts mould measurement stand | |
| CN202255762U (en) | Automatic dotting marking device for dynamic balance of tyre | |
| CN201974165U (en) | Device for measuring thickness change of brake disk | |
| CN205027250U (en) | Utensil is examined to automobile wheel hub degree of beating | |
| CN205271785U (en) | Frock is supported in general peening test block with adjustable | |
| CN204128739U (en) | A kind of fan-shaped paper pulp abrasive disc quality center of mass checkout equipment | |
| CN104677644A (en) | Novel automobile part modal test rack | |
| CN204758254U (en) | Three -dimensional pulsation anemoscope fixing device of wind -tunnel | |
| CN204269060U (en) | Multi-function motor support seam axiality detection device | |
| CN103255249A (en) | Rapid positioning and mounting method of five-way sphere leading-out pipe of blast furnace | |
| CN203965295U (en) | Metal atmospheric corrosion light exposure test frame | |
| CN203432788U (en) | Automobile balance block pull-off test bench | |
| CN202502022U (en) | Fatigue tester | |
| CN105588685A (en) | Quality and mass center detection device and detection method of sector paper pulp abrasive disc | |
| CN202008425U (en) | Digital display device for crankshaft static balance detection | |
| CN102175392B (en) | Crankshaft static balance detecting digital display device | |
| CN205027425U (en) | Fan -shaped paper pulp abrasive disc quality barycenter detection device of moment of torsion formula | |
| CN204373906U (en) | A kind of radial loading device of shaft element load test |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151209 Termination date: 20180813 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |