CN202547899U - Internal air-supported stiffness simulation device for single-storey building wind-tunnel test model - Google Patents
Internal air-supported stiffness simulation device for single-storey building wind-tunnel test model Download PDFInfo
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- CN202547899U CN202547899U CN2012200477159U CN201220047715U CN202547899U CN 202547899 U CN202547899 U CN 202547899U CN 2012200477159 U CN2012200477159 U CN 2012200477159U CN 201220047715 U CN201220047715 U CN 201220047715U CN 202547899 U CN202547899 U CN 202547899U
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- 238000012360 testing method Methods 0.000 title abstract description 15
- 238000004088 simulation Methods 0.000 title abstract description 5
- 239000011521 glass Substances 0.000 claims abstract description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 13
- 239000010959 steel Substances 0.000 claims abstract description 13
- 238000011160 research Methods 0.000 abstract description 8
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003351 stiffener Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
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- Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
Abstract
The utility model discloses an internal air-supported stiffness simulation device for a single-storey building wind-tunnel test model. The bottoms of four hollow circular steel pipes are perpendicularly mounted on the periphery of a wind-tunnel turntable, the tops of the four steel pipes are fixed to the wind-tunnel turntable, a detachable disk is mounted at the center of the wind-tunnel turntable, and a hole is arranged at the center of the detachable disk. An organic glass container consisting of an upper small cylinder and a lower large cylinder is arranged on the wind-tunnel turntable among the four steel pipes through a circular rubber gasket, the circular rubber gasket is arranged between a circular cup rim of the organic glass container and the lower surface of the wind-tunnel turntable, the organic glass container is coaxial with a rotary shaft of the wind-tunnel turntable, a water inlet valve is mounted on the upper side of the organic glass container, and a water outlet valve is mounted on the lower side of the organic glass container. According to the requirements of a single-storey building wind-tunnel test, water level in the container is adjusted by the water inlet valve and the water outlet valve, and the internal capacity of the wind-tunnel test model is adjusted. By the aid of the internal air-supported stiffness simulation device, the internal air-supported stiffness of the single-storey building wind-tunnel test model can be precisely adjusted, and a foundation is laid for conducting a research on the wind resistance test of a single-storey building.
Description
Technical field
The utility model relates to the experiment simulator of Structural Wind Engineering technology, especially relates to the inner air bearing rigidity of a kind of single story building model in wind tunnel analogue means.
Background technology
China is the country that disaster caused by a windstorm takes place frequently, and disaster caused by a windstorm caused a large amount of house collapses and casualties in the last few years, and wherein topmost disaster caused by a windstorm loss is the single story building windage loss that has a large capacity and a wide range, and therefore carrying out the research of single story building wind resistance is the most important thing of modernism engineering research.Wind tunnel test is the important means of carrying out building wind resistance research, is installed in the boundary layer wind tunnel through the BUILDINGS MODELS after will dwindling, and in made wind environment, carries out the test of shaking of blast, wind-force and wind, to obtain the basic data that the building wind resistance is studied.In non-open type single story building model internal dynamic pressure or the wind tunnel test of roofing wind vibration response, the inner air bearing rigidity simulation of model is the key issue that must solve.Research shows; The method that solves the inner air bearing rigidity simulation of single story building wind tunnel model is to regulate the model internal capacity; Be model except that scaled, also must with wind speed than square inverse regulate the model internal capacity, wind speed is than less than 1 usually; Therefore the internal capacity that model needs should possess the device of ability exaggeration model internal capacity usually greater than the internal capacity of model itself in boundary layer wind tunnel.Regrettably the domestic majority wind-tunnel does not all have a cover can regulate the device of model internal capacity more neatly at present, and test findings often differs greatly with desired value, has had a strong impact on single story building wind resistance progress of research.
Summary of the invention
The purpose of the utility model is to provide the inner air bearing rigidity of a kind of single story building model in wind tunnel analogue means; Make it can regulate single story building model internal capacity neatly; Thereby change the inner air bearing rigidity of BUILDINGS MODELS, thereby lay the foundation for carrying out the research of single story building wind load test.
The utility model solves the technical scheme that its technical matters adopted:
Four open circles steel pipe bottom vertical are installed on wind-tunnel turntable periphery, and four open circles steel pipe top are fixed with the wind-tunnel rotating disk, and said wind-tunnel center of turntable is equipped with detachable disk, and detachably disc centre has hole; On the wind-tunnel turntable between four open circles steel pipes through the round rubber pad; Be mounted with an organic glass container of forming by little cylinder of epimere and hypomere large cylinder; Be equipped with the annular rubber pad between the annular rim of a cup of organic glass container and the wind-tunnel disk lower surface; The organic glass axis is coaxial with the rotating shaft of wind-tunnel turntable, and described organic glass container upside is equipped with inlet valve, and downside is equipped with flowing water Valve.
Described organic glass container outside diameter is less than the diameter of detachable disk, and described organic glass container end diameter is greater than the diameter of hole.
Described organic glass container upper edge vertically indicates rule.
The beneficial effect that the utlity model has is:
The utility model can through water level in the Inlet and outlet water valve regulated container, be regulated the model in wind tunnel internal capacity thereby reach according to the requirement of single story building model wind tunnel test.This device can accurately be regulated the inside air bearing rigidity of single story building model in wind tunnel, lays the foundation for carrying out the research of single story building wind load test.
Description of drawings
Fig. 1 is the front view of the utility model.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the A-A vertical view of Fig. 1.
Fig. 4 is the enforcement illustration of the utility model.
Among the figure: 1, open circles steel pipe, 2, bolt, 3, the wind-tunnel turntable, 4, the wind-tunnel rotating disk, 5, detachable disk; 6, hole, 7, the organic glass container, 8, inlet valve, 9, flowing water Valve; 10, round rubber pad, 11, the annular rubber pad, 12, rule, 13, the annular rim of a cup; 14, ribbed stiffener, 15, the single story building model, 16, the pressure test instrument, 17, the pressure transmission pipeline.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is described further.
Like Fig. 1, Fig. 2, shown in Figure 3; Four open circles steel pipe 1 bottoms of the utility model evenly vertically are installed on wind-tunnel turntable 3 peripheries through some bolts 2; Four open circles steel pipe 1 tops are fixing with wind-tunnel rotating disk 4 through some bolts 2; Said wind-tunnel rotating disk 4 centers are equipped with detachable disk 5, and there is hole 6 at detachable disk 5 centers; On the wind-tunnel turntable 3 that four open circles steel pipes are 1 through round rubber pad 10; Be mounted with an organic glass container 7 of forming by little cylinder of epimere and hypomere large cylinder; Be equipped with annular rubber pad 11 between the annular rim of a cup 13 of organic glass container 7 and wind-tunnel rotating disk 4 lower surfaces; Annular rim of a cup 13 has ribbed stiffener 14 to improve the rigidity of annular rim of a cup; Organic glass container 7 axis are coaxial with 3 rotating shafts of wind-tunnel turntable, and described organic glass container 7 upsides are equipped with inlet valve 8, and downside is equipped with flowing water Valve 9.
Described organic glass container 7 height are less than the distance between wind-tunnel turntable 3 upper surfaces and wind-tunnel rotating disk 4 lower surfaces; Described organic glass container 7 outside diameters are less than the diameter of detachable disk 5, and described organic glass container 7 end diameters are greater than the diameter of hole 6.
Described organic glass container 7 upper edges vertically indicate rule 12.
Embodiment:
Existing is the method for application that example is explained this device with the dynamic internal pressure test of perforate single story building model.
As shown in Figure 4; At first remove the detachable disk 5 of wind-tunnel rotating disk 4 central authorities, round rubber pad 10 is tiled on the wind-tunnel turntable 3, organic glass container 7 is positioned on the round rubber pad 10; Pressure-measuring instrument 16 is positioned on the organic glass container 7; Annular rubber pad 11 is positioned on the organic glass container 7 annular rims of a cup 13, then detachable disk 5 usefulness bolts 2 is installed in wind-tunnel rotating disk 4 central authorities, organic glass container 7 is pressed between wind-tunnel turntable 3 and the wind-tunnel rotating disk 4; Single story building model 15 base plates are shed; And it is pasted on wind-tunnel rotating disk 4 central authorities, single story building model 15 inner spaces are communicated with organic glass container 7, and guarantee to connect closely air tight.Running water pipe is connected with inlet valve 8; And fasten flowing water Valve 9; Water filling in the organic glass container 7 is confirmed heights of water level through the rule on the organic glass container 7 12, and the actual inside volume that to calculate single story building model 15 internal capacities and the above spatial volume sum of organic glass container 7 waters surface be single story building model 15; Accurately regulate the height of the water surface in the organic glass container 7 through inlet valve 8 and flowing water Valve 9; Make the actual inside volume of single story building model 15 consistent with the target internal volume, the other end of the pressure transmission pipeline 17 that will be connected with the pressure tap on the single story building model 15 is connected with pressure-measuring instrument 16, opens blasting; Starting pressure surveying instrument 16 is measured the internal dynamic pressure of single story building model 15; Open wind-tunnel turntable 3, organic glass container 7, single story building model 15 and wind-tunnel rotating disk 4 rotate with wind-tunnel turntable 3, and starting pressure surveying instrument 16 is measured the internal dynamic pressure of individual layer BUILDINGS MODELS 15 under the different wind direction effects.
Above-mentioned embodiment is used for explaining the utility model; Rather than the utility model limited; In the protection domain of the spirit of the utility model and claim,, all fall into the protection domain of the utility model to any modification and the change that the utility model is made.
Claims (3)
1. the inner air bearing rigidity of single story building model in wind tunnel analogue means; It is characterized in that: four open circles steel pipes (1) bottom vertical is installed on wind-tunnel turntable (3) periphery; Four open circles steel pipe (1) tops and wind-tunnel rotating disk (4) are fixing; Said wind-tunnel rotating disk (4) center is equipped with detachable disk (5), and detachable disk (5) center has hole (6); Wind-tunnel turntable (3) between four open circles steel pipes (1) is gone up through round rubber pad (10); Be mounted with an organic glass container (7) of forming by little cylinder of epimere and hypomere large cylinder; Be equipped with annular rubber pad (11) between the annular rim of a cup (13) of organic glass container (7) and wind-tunnel rotating disk (4) lower surface; Organic glass container (7) axis is coaxial with wind-tunnel turntable (3) rotating shaft; Described organic glass container (7) upside is equipped with inlet valve (8), and downside is equipped with flowing water Valve (9).
2. the inner air bearing rigidity of a kind of single story building model in wind tunnel according to claim 1 analogue means; It is characterized in that: described organic glass container (7) outside diameter is less than the diameter of detachable disk (5), and described organic glass container (7) end diameter is greater than the diameter of hole (6).
3. the inner air bearing rigidity of a kind of single story building model in wind tunnel according to claim 1 analogue means, it is characterized in that: described organic glass container (7) upper edge vertically indicates rule (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200477159U CN202547899U (en) | 2012-02-15 | 2012-02-15 | Internal air-supported stiffness simulation device for single-storey building wind-tunnel test model |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200477159U CN202547899U (en) | 2012-02-15 | 2012-02-15 | Internal air-supported stiffness simulation device for single-storey building wind-tunnel test model |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202547899U true CN202547899U (en) | 2012-11-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200477159U Expired - Lifetime CN202547899U (en) | 2012-02-15 | 2012-02-15 | Internal air-supported stiffness simulation device for single-storey building wind-tunnel test model |
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| CN (1) | CN202547899U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102589838A (en) * | 2012-02-15 | 2012-07-18 | 浙江大学 | Internal air-supported rigidity simulation device for wind tunnel test model of single story building |
| CN104596728A (en) * | 2015-02-05 | 2015-05-06 | 重庆大学 | Large gas chamber piston aeroelastic model design method based on coal gas internal pressure |
| CN106323584A (en) * | 2016-10-27 | 2017-01-11 | 中国航天空气动力技术研究院 | Rotary plate device of wind tunnel test section |
-
2012
- 2012-02-15 CN CN2012200477159U patent/CN202547899U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102589838A (en) * | 2012-02-15 | 2012-07-18 | 浙江大学 | Internal air-supported rigidity simulation device for wind tunnel test model of single story building |
| CN102589838B (en) * | 2012-02-15 | 2014-04-16 | 浙江大学 | Internal air-supported rigidity simulation device for wind tunnel test model of single story building |
| CN104596728A (en) * | 2015-02-05 | 2015-05-06 | 重庆大学 | Large gas chamber piston aeroelastic model design method based on coal gas internal pressure |
| CN104596728B (en) * | 2015-02-05 | 2017-03-08 | 重庆大学 | A kind of large-scale gas chamber piston air spring pole method for designing based on coal gas internal pressure |
| CN106323584A (en) * | 2016-10-27 | 2017-01-11 | 中国航天空气动力技术研究院 | Rotary plate device of wind tunnel test section |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121121 Effective date of abandoning: 20140416 |
|
| RGAV | Abandon patent right to avoid regrant |