CN208902376U - Orographic winds field characteristic wind tunnel test test macro - Google Patents
Orographic winds field characteristic wind tunnel test test macro Download PDFInfo
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- CN208902376U CN208902376U CN201821829607.0U CN201821829607U CN208902376U CN 208902376 U CN208902376 U CN 208902376U CN 201821829607 U CN201821829607 U CN 201821829607U CN 208902376 U CN208902376 U CN 208902376U
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Abstract
The utility model discloses a kind of orographic winds field characteristic wind tunnel test test macros, orographic winds field characteristic wind tunnel test test macro is used to obtain the wind field characteristic and distribution situation of complicated landform, including the relief model for simulating actual landform, it is installed on the turntable of wind-tunnel ground and is used to that relief model to be installed and adjust the wind angle regulating device of relief model wind angle and the test bracket for installing test equipment, test bracket is in the test point to be measured of relief model, multiple connectors for being used to install test equipment are equipped with along short transverse on test bracket, the wind speed of different height at test point is measured by the test equipment being respectively arranged on multiple connectors, the probe face wind-tunnel incoming flow of test equipment.
Description
Technical field
The utility model relates to orographic winds field characteristic the field of test technology, particularly, are related to a kind of for obtaining intricately
The wind field characteristic of shape and the orographic winds field characteristic test macro of distribution situation.
Background technique
It is accurate to understand the basis that bridge site area wind field characteristic is Wind-resistance of Bridges design studies, only accurately grasp bridge site area wind field
Characteristic specifies Bridge Design wind speed standard, could be Cheng Qiao and construction stage wind-excited responese calculating analysis mention air supply parameter and
The simulation of atmospheric boundary layer wind field provides target value in wind tunnel model test, and then providing for the evaluation of bridge structure wind resistance can
The foundation leaned on.However current specifications describes the mathematical model of wind field characteristic and is usually only applicable in that landform is flat, wind field environment is specific
Landform still is not enough to describe the wind environment of complicated landform.For complicated landform wind characteristic main research means there are four types of, that is, manage
By analysis, field measurement, numerical simulation and wind tunnel test.But theory analysis is for the air-flow circumferential motion problem of actual complex landform,
It is difficult theoretically to solve；Higher for the field measured data confidence level in bridge site area, true reflects observation erect-position
The local air flow behavior set, but calculate that the analysis method of bridge site area wind field characteristic needs to establish based on field measured data
Sufficient amount of observation station, and need persistently quite long observation cycle, invest it is larger, and for complicated landform bridge site area,
The difficulty that observation station is established at girder and bridge tower position is larger；Method for numerical simulation can be reduced the investment of manpower and resource, still
Due to current numerical simulation technology turbulent flow with separate stream in limitation, the precision of numerical simulation calculation result is limited, mostly
Orographic winds field characteristic numerical simulation can only be directed to the better simply mountain relief of form, the numerical simulation result of actual complex landform with
Field measurement or results of wind tunnel deviation are larger；Relief model wind tunnel test is usually using actual landform as reference, according to certain
Scaling factor produce reflection actual landform feature relief model, with obtain specific position wind characteristic and entire complicated landform
Wind field distribution in region, but existing relief model wind tunnel test is only capable of obtaining regional area wind field characteristic, can not simulate and obtain
Obtain the wind field distribution under entire landform difference wind angle.
Utility model content
The utility model provides a kind of orographic winds field characteristic wind tunnel test test macro, special to solve existing landform wind field
Property wind tunnel test the technical issues of can not simulating the wind field distribution obtained under entire landform difference wind angle.
One aspect according to the present utility model provides a kind of orographic winds field characteristic wind tunnel test test macro, for obtaining
The wind field characteristic and distribution situation for taking complicated landform, including for simulating actual landform relief model, be installed on wind-tunnel ground
Being tested for installing relief model and adjusting the wind angle regulating device of relief model wind angle and be used to install on turntable
The test bracket of instrument, test bracket are on the position to be measured of relief model, along short transverse equipped with multiple on test bracket
For installing the connector of test equipment, measured by the test equipment being respectively arranged on multiple connectors different at test point
The wind speed of height, the probe face wind-tunnel incoming flow of test equipment.
Further, test bracket is fixed on test room floor and is on the rotation centerline of wind angle regulating device,
And sequentially pass through wind-tunnel ground, wind-tunnel ground turntable, wind angle regulating device and landform mould positioned at laboratory above the ground
Type is extend out to above relief model；Connector is laid on the sponson of test bracket；Existed by the mobile relief model that adjusts
Position in wind angle regulating device is so that the tested point of relief model is on the rotation centerline of wind angle regulating device；It surveys
Test instrument is fixed on test bracket by connector, the spy of the probe of test equipment face wind-tunnel incoming flow and test equipment always
Needle is fixed with wind-tunnel incoming flow relative position.
Further, the test through-hole for wearing test bracket, wind angle are equipped at the test point to be measured of relief model
Regulating device include be installed on the turntable of wind-tunnel ground for installing the model turntable of relief model, model turntable be equipped with
The opposite turntable through-hole for being used to wear test bracket of the test through-hole of relief model, the overhanging end of test bracket sequentially pass through wind
Turntable through-hole below the central through hole of hole ground turntable, test point to be measured and the test through-hole at test point to be measured simultaneously pass through
The multiple test equipments being installed on multiple connectors measure the wind speed of different height at test point；Pass through wind-tunnel ground turntable band
Movable model turntable is rotated around test bracket to obtain the wind field characteristic at test point under different height and different wind angles.
Further, the radial dimension of model turntable is greater than or equal to the radial dimension of relief model, and wind angle adjusts dress
Set further includes being slided on wind-tunnel ground set on model turntable bottom surface and the pulley around the turntable of wind-tunnel ground by pulley
To reduce resistance of the wind-tunnel ground driven by rotary disc model turntable around test bracket rotation when.
Further, test bracket includes the mounting seat for being fixed on test room floor, the branch being fixed in mounting seat
Strut and the reference test bar that Telescopic rod structure is formed with support rod cooperation socket, connector are set on reference test bar.
Further, test bracket is fixed on the tested point of relief model, and test equipment is rotatablely connected by connector
In on test bracket, test equipment and connector constitute wind vane structure and test equipment be located at wind vane structure wind area compared with
Small head, when wind angle regulating device adjusts the wind angle of relief model, while wind vane structure is rotated with wind-tunnel incoming flow
Test equipment face wind-tunnel incoming flow always.
Further, connector is sheathed on test bracket.
Further, relief model is made of several model block assembly.
Further, model block is carved using rigid foam.
Further, model block is by being coated on the cured coating of model block outer surface to enhance the hardness of model block.
The utility model has the following beneficial effects:
The orographic winds field characteristic wind tunnel test test macro of the utility model, will be used to simulate the relief model of actual landform
It is installed in wind angle regulating device and wind angle regulating device is installed on the turntable of wind-tunnel ground, by by multiple testers
It is measured at test point to be measured on multiple connectors on the test bracket that device is respectively arranged in the test point to be measured of relief model
The wind speed of different height, and pass through the wind angle that driven by rotary disc wind angle regulating device in wind-tunnel ground adjusts relief model, from
And the wind field characteristic at test point to be measured under difference wind angle is measured, to simulate the wind field distribution for obtaining entire landform.Work as wind
To angle regulating device when adjusting the wind angle of relief model, the equal face wind-tunnel incoming flow of the probe of test equipment is no longer needed to repeatedly
The test equipment on connector is mounted and dismounted, the error due to test equipment installation site is avoided and generates measurement error, mention
The high consistency of data.
Other than objects, features and advantages described above, there are also other purposes, feature and excellent for the utility model
Point.Below with reference to figure, the utility model is described in further detail.
Detailed description of the invention
The attached drawing constituted part of this application is used to provide a further understanding of the present invention, the utility model
Illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.In attached drawing
In:
Fig. 1 is the structural schematic diagram of the orographic winds field characteristic wind tunnel test test macro of the preferred embodiment in the utility model.
Marginal data:
1, relief model；11, through-hole is tested；2, model turntable；21, turntable through-hole；22, sliding equipment；3, test bracket；
31, connector；4, wind-tunnel ground turntable；41, central through hole.
Specific embodiment
The embodiments of the present invention are described in detail below in conjunction with attached drawing, but the utility model can be by following
The multitude of different ways for limiting and covering is implemented.
Fig. 1 is the structural schematic diagram of the orographic winds field characteristic wind tunnel test test macro of the preferred embodiment in the utility model.
As shown in Figure 1, the orographic winds field characteristic wind tunnel test test macro of the present embodiment, for obtaining the wind of complicated landform
Field characteristic and distribution situation, including for simulating actual landform relief model 1, be installed on wind-tunnel ground turntable 4 and be used for
Installation relief model 1 simultaneously adjusts the wind angle regulating device of 1 wind angle of relief model and the test for installing test equipment
Bracket 3, test bracket 3 are in the test point to be measured of relief model 1, are equipped with multiple be used for along short transverse on test bracket 3
The connector 31 for installing test equipment is measured different at test point by the test equipment being respectively arranged on multiple connectors 31
The wind speed of height, the probe face wind-tunnel incoming flow of test equipment.System is tested in the orographic winds field characteristic wind tunnel test of the utility model
System, the relief model 1 for being used to simulate actual landform is installed in wind angle regulating device and installs wind angle regulating device
In on wind-tunnel ground turntable 4, pass through the test branch multiple test equipments being respectively arranged in the test point to be measured of relief model 1
The wind speed of different height at test point to be measured is measured on multiple connectors 31 on frame 3, and is driven by wind-tunnel ground turntable 4
Wind angle regulating device adjusts the wind angle of relief model 1, so that the wind field measured at test point to be measured under difference wind angle is special
Property, to simulate the wind field distribution for obtaining entire landform.When wind angle of the wind angle regulating device in adjusting relief model 1,
The equal face wind-tunnel incoming flow of the probe of test equipment, without repeatedly mount and dismount connector 31 on test equipment, avoid by
In test equipment installation site error and generate measurement error, improve the consistency of data.Optionally, test bracket 3 is
The frame structure that more longitudinal rods and Duo Gen transverse bar connect and compose.Multiple connectors 31 along short transverse be set to longitudinal rod and/
Or on transverse bar.Optionally, test bracket 3 is single longitudinal rod, is equipped at the test point to be measured of ground model and surveys for installing
The fixed structure of bracket 3 is tried, multiple test brackets 3 are respectively arranged at different test points to be measured.It is more on each test bracket 3
A connector 31 is tested respectively with after the connection of multiple test equipments to obtain the wind field characteristic at corresponding test point to be measured,
The wind field characteristic at different test points to be measured is obtained simultaneously.Optionally, test bracket 3 is single longitudinal rod.Ground model to
The fixed structure being equipped with for installing test bracket 3 is surveyed at test point.By the way that test bracket 3 is installed on the first test point to be measured
It is tested on the fixed mechanism at place to obtain the wind field characteristic at the first test point to be measured, then by test bracket 3 from first
Fixed mechanism at test point to be measured is removed and is installed at the second test point to be measured and tested to obtain the second test to be measured
Wind field characteristic at point, to obtain the wind field characteristic at different test points to be measured.Optionally, the side wall of wind angle regulating device
Face is equipped with multiple wind power generation plants so that the wind energy during the test of landform wind field is converted to electrical energy for storage, the electricity of storage
It can be used for the drive energy of the rotation of wind-tunnel ground turntable 4.
In the present embodiment, test bracket 3 is fixed on test room floor and is in the rotation center of wind angle regulating device
On line, and sequentially pass through positioned at laboratory wind-tunnel ground above the ground, wind-tunnel ground turntable 4, wind angle regulating device and
Relief model 1 extend out to 1 top of relief model；Connector 31 is laid on the sponson of test bracket 3；It is adjusted by mobile
Position of the relief model 1 in wind angle regulating device is so that the tested point of relief model 1 is in the rotation of wind angle regulating device
Turn on center line；Test equipment is fixed on test bracket 3 by connector 31, and face wind-tunnel comes the probe of test equipment always
The probe of stream and test equipment is fixed with wind-tunnel incoming flow relative position.Before test, multiple test equipments are installed on test bracket 3
The probe face wind-tunnel incoming flow of test equipment is gone up and makes, wind-tunnel ground turntable 4 drives wind angle regulating device around 3 turns of test bracket
When dynamic adjusting 1 wind angle of relief model, since the bottom of test bracket 3 is fixed on test room floor, it is installed on test
The position of test equipment on bracket 3 will not change, without reinstalling test equipment after adjusting wind angle every time so that test
The probe face direction of flow of instrument, so avoiding since the variation of test equipment installation site brings mistake to test result
Difference improves the consistency of data.
The test through-hole 11 for wearing test bracket 3 is equipped at the test point to be measured of relief model 1, wind angle adjusts dress
The model turntable 2 for being used to install relief model 1 including being installed on wind-tunnel ground turntable 4 is set, model turntable 2 is equipped with and ground
The opposite turntable through-hole 21 for being used to wear test bracket 3 of the test through-hole 11 of shape model 1, the overhanging end of test bracket 3 is successively
Turntable through-hole 21 below the central through hole 41 of wind-tunnel ground turntable 4, test point to be measured and the survey at test point to be measured
It pings hole 11 and multiple test equipments by being installed on multiple connectors 31 measures the wind speed of different height at test point；It is logical
It crosses wind-tunnel ground turntable 4 and rotates with movable model turntable 2 around test bracket 3 to obtain different height and different wind angles at test point
Under wind field characteristic.For the wind tunnel test of orographic winds field characteristic using actual landform as reference, the reaction according to the production of certain scaling factor is real
The relief model 1 of border features of terrain, radial dimension is for 5 meters -10 meters or longer, is turned by the way that relief model 1 is installed on model
Disk 2 compares and will be installed on wind-tunnel ground turntable 4, when adjusting the wind angle of relief model 1, by rotating wind-tunnel ground turntable 4
It is rotated with band movable model turntable 2, to make the relief model 1 on model turntable 2 be adjusted to different wind angles and be tested
To obtain the wind field characteristic at test point.When carrying out the test of orographic winds field characteristic, relief model 1 is installed on model turntable first
2 and make in test through-hole 11, turntable through-hole 21 and wind-tunnel ground turntable 4 on relief model 1 at first test point to be measured
Heart through-hole 41 communicates, so that the sponson for the test bracket 3 being fixed on test room floor be passed through first on relief model 1
The central through hole 41 of test through-hole 11, turntable through-hole 21 and wind-tunnel ground turntable 4 at test point to be measured, by by tester
Device is installed on the sponson of test bracket 3 to test the wind field characteristic of the first test point to be measured, tests the first test to be measured
After the wind field characteristic of point, test bracket 3 is taken out from the test through-hole 11 from the first test point to be measured and adjusts model turntable 2
The position being installed on wind-tunnel ground turntable 4 is so that test through-hole 11, turntable on relief model 1 at second test point to be measured are logical
The central through hole 41 of hole 21 and wind-tunnel ground turntable 4 communicates, so that the outer of the test bracket 3 on test room floor will be fixed on
Stretch test through-hole 11, turntable through-hole 21 and the wind-tunnel ground turntable 4 partially passed through on relief model 1 at second test point to be measured
Central through hole 41 and by test obtain the second test point to be measured at wind field characteristic, be sequentially completed all test points to be measured
Wind field attribute testing.
The radial dimension of model turntable 2 is greater than or equal to the radial dimension of relief model 1, and wind angle regulating device further includes
Sliding equipment 22 between 2 bottom surface of model turntable and wind-tunnel ground, slided on wind-tunnel ground by sliding equipment 22 with
Reduce resistance when wind-tunnel ground turntable 4 is rotated with movable model turntable 2 around test bracket 3.The radial dimension of model turntable 2 is greater than
Or the radial dimension equal to relief model 1.Relief model 1 is stably mounted on model turntable 2.In the present embodiment, landform
Model 1 is made of several model block assembly.Relief model 1 is constituted by assembly after making multiple model blocks, reduces landform
The manufacture difficulty of model 1, and it is convenient for the transport and storage of relief model 1.The radial dimension of model turntable 2 is greater than or equal to landform
The radial dimension of model 1, thus convenient for by several model blocks installation with model turntable 2 on to constitute relief model 1.Due to mould
Type turntable 2 is bigger relative to wind-tunnel ground 4 sizes of turntable, after model turntable 2 is installed on wind-tunnel ground turntable 4, model
Turntable 2 is influenced to sink beyond the part of wind-tunnel ground turntable 4 by self gravity, due in orographic winds field characteristic wind tunnel test
In for simulation actual landform, the mounting height of relief model 1 is lower, be accordingly used in installation relief model 1 model turntable 2 be easy
It sinks down on wind-tunnel ground and causes model turntable 2 that can not rotate, by being set to the sliding equipment 22 of 2 bottom surface of model turntable to mould
Type turntable 2 is supported, and wind-tunnel ground turntable 4 with movable model turntable 2 rotate when pulley wind-tunnel ground slide, to ensure mould
The rotation of type turntable 2 adjusts the wind angle of relief model 1.In the present embodiment, sliding equipment 22 is set on 2 bottom surface of model turntable
Pulley.Optionally, sliding equipment 22 is to match set on the sliding block of 2 bottom surface of model turntable and on wind-tunnel ground with sliding block
Sliding rail.Optionally, sliding equipment 22 be set on 2 bottom surface of model turntable sliding rail and be set to wind-tunnel ground on and wind-tunnel ground
The sliding block that turntable 4 matches.Optionally, it is equipped between two block models blocks for splicing fixed splicing body.Splicing body is to set
Raised line in a model block side wall surface and the groove set on alternate model block side wall surface.Optionally, splicing body be coated on
The adhesive of model block side wall surface.
Test bracket 3 includes the mounting seat for being fixed on test room floor, the support rod being fixed in mounting seat and branch
The reference test bar and the connector for connecting test instrument on reference test bar that strut cooperation socket forms Telescopic rod structure
31.Reference test bar along support rod move up and down after fix to adjust the height of reference test bar upper connector 31.And it is to be measured completing one
By moving down reference test bar from test through-hole 11, the turntable through-hole from completed test point to be measured after the test of test point
21 take out, by mobility model turntable 2 to change the position that model turntable 2 is installed on wind-tunnel ground turntable 4 after, by reference test bar
The test through-hole 11 from another test point to be measured is moved up to stretch out.Optionally, connector 31 is sheathed on test bracket 3
On.By by connector 31 along test bracket 3 move up and down after fix with the height of adjusting connector 31.It is built bridge according to quasi-
Height adjustment connector 31 height to test the wind speed of different height at same test point to be measured.
Model block is carved using rigid foam.The plasticity of rigid foam is good, is easy to carve production ground
Shape model 1, and it is light, it is easy to transport and be assembled into relief model 1.Optionally, model block is made by 3D printing.It is optional
Ground, relief model 1 are the overall model of 3D printing or engraving production.
Model block is carved using engraving machine layering.For complicated landform, especially complicated mountain relief, by adopting
Contour is formed with engraving machine layering engraving, the production precision of relief model 1 is improved, improves relief model 1 and required mould
The similitude of quasi- actual landform, therefore improve the accuracy of orographic winds field characteristic results of wind tunnel.
Model block is by being coated on the cured coating of model block outer surface to enhance the hardness of model block.Model block not vulnerable to
Damage, long service life.
In another embodiment, test bracket 3 is fixed in the test point to be measured of relief model 1, and test equipment passes through company
Fitting 31 is rotationally connected on test bracket 3, and test equipment and the composition wind vane structure of connector 31 and test equipment are located at wind
To mark the lesser head of structure wind area, wind angle regulating device adjust relief model 1 wind angle when, wind vane structure with
Wind-tunnel carrys out while flow rotation test equipment face wind-tunnel incoming flow always.It is smaller that test equipment is located at wind vane structure wind area
Head, and the tail portion wind area of wind vane structure is big, therefore adjusts the wind angle of relief model 1 in wind angle regulating device
Afterwards, the position of test bracket 3 test equipment for making to be installed on test bracket 3 that changes does not have a face wind-tunnel incoming flow, but by
Constitute wind vane structure in test equipment and connector 31, thus can adjust automatically immediately, the tail portion wind surface of wind vane structure
Product is blown to far from wind-tunnel incoming flow and head then face wind-tunnel incoming flow by air-flow greatly.It is carried out simultaneously by multiple test brackets 3 multiple
The wind field attribute testing of test point to be measured, operate it is simpler, improve work efficiency, and same wind regime simultaneously act on it is multiple
Test point to be measured reduces error caused by frequent switching test point to be measured and restarting wind regime, improves the standard of data
True property and consistency.
Orographic winds field characteristic wind tunnel test methods are carried out using above-mentioned orographic winds field characteristic wind tunnel test test macro, are used for
It obtains the quasi- wind field characteristic for building position of bridge and actually builds position with determine bridge, comprising the following steps: according to bridge site
The actual landform in area and the quasi- of bridge build position production relief model 1 and determine test point to be measured；Relief model 1 is installed
It is installed on wind-tunnel ground turntable 4 in wind angle regulating device and by wind angle regulating device；Test bracket 3 is installed on ground
Multiple testers are installed on test bracket 3 at the test point to be measured of shape model 1 and according to the height and position of the quasi- bridge built
On the connector 31 of upper different height, by adjust wind direction angle apparatus adjustably under shape model 1 to different wind angles to be measured into
Row test, and multiple test equipments by being installed on test bracket 3 measure it is different at test point to be measured under same wind angle
The wind speed of height, so that the wind speed of different height under difference wind angle at the difference test point to be measured of relief model 1 is measured, thus
Obtain the quasi- wind field characteristic for building position of bridge；If the wind force proofing design that the wind field characteristic at test point to be measured does not meet bridge is wanted
It asks, then by changing the position of test point to be measured to change the quasi- position of building of bridge up to the quasi- wind field for building position of bridge
Characteristic meets the wind force proofing design requirement of bridge, so that it is determined that bridge actually builds position.
The trend of building that bridge on relief model 1 is quasi- to be built at position along bridge collapses and a quarter in bridge
Test point to be measured is set at the position to collapse.Collapse in bridge with a quarter across position at by high wind pressure risk highest, because
This landform wind field being set at the test point to be measured for collapsing in bridge and collapsing at position with a quarter meets the wind force proofing design of bridge
It is required that then the landform wind field at the other positions of bridge also complies with the wind force proofing design requirement of bridge.
The utility model belongs to national natural science fund subsidy project (51508580, U1534206) and state key is ground
One of hair plan (2017YFB1201204) content.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of orographic winds field characteristic wind tunnel test test macro, for obtaining the wind field characteristic and distribution situation of complicated landform,
It is characterized in that,
Including for simulating actual landform relief model (1), be installed on wind-tunnel ground turntable (4) for installing describedly
Shape model (1) simultaneously adjusts the wind angle regulating device of the relief model (1) wind angle and the survey for installing test equipment
It tries bracket (3),
The test bracket (3) is in the test point to be measured of the relief model (1), along height on the test bracket (3)
Direction is equipped with multiple connectors (31) for being used to install test equipment, by being respectively arranged on the multiple connector (31)
Test equipment measures the wind speed of different height at test point, the probe face wind-tunnel incoming flow of test equipment.
2. orographic winds field characteristic wind tunnel test test macro according to claim 1, which is characterized in that
The test bracket (3) is fixed on test room floor and is on the rotation centerline of the wind angle regulating device, institute
Test bracket (3) is stated to sequentially pass through positioned at laboratory wind-tunnel ground above the ground, wind-tunnel ground turntable, the wind
To angle regulating device and the relief model (1) and it extend out to above the relief model (1)；
The connector (31) is laid on the sponson of the test bracket (3)；The relief model is adjusted by mobile
(1) position in the wind angle regulating device is so that the tested point of the relief model (1) is in wind angle adjusting
On the rotation centerline of device；
Test equipment is fixed on the test bracket (3) by the connector (31), and makes the probe face of test equipment
The probe of wind-tunnel incoming flow and test equipment is fixed with wind-tunnel incoming flow relative position.
3. orographic winds field characteristic wind tunnel test test macro according to claim 2, which is characterized in that
The test through-hole (11) for wearing the test bracket (3) is equipped at the test point to be measured of the relief model (1),
The wind angle regulating device includes being installed on wind-tunnel ground turntable (4) to be used to install the relief model
(1) model turntable (2), the model turntable (2) are equipped with the use opposite with the test through-hole (11) of the relief model (1)
In the turntable through-hole (21) for wearing the test bracket (3),
The overhanging end of the test bracket (3) sequentially passes through the central through hole (41), described to be measured of wind-tunnel ground turntable (4)
The test through-hole (11) at turntable through-hole (21) and the test point to be measured below test point is simultaneously described more by being installed on
Multiple test equipments on a connector (31) measure the wind speed of different height at test point.
4. orographic winds field characteristic wind tunnel test test macro according to claim 3, which is characterized in that
The radial dimension of the model turntable (2) is greater than or equal to the radial dimension of the relief model (1),
The wind angle regulating device further includes the sliding equipment (22) being set between the model turntable (2) and wind-tunnel ground,
It is slided on wind-tunnel ground by the sliding equipment (22) to reduce wind-tunnel ground turntable (4) and drive the model turntable
(2) resistance when being rotated around the test bracket (3).
5. orographic winds field characteristic wind tunnel test test macro according to claim 2, which is characterized in that
The test bracket (3) includes the mounting seat for being fixed on test room floor, the support being fixed in the mounting seat
Bar and the reference test bar that Telescopic rod structure is formed with support rod cooperation socket, the connector (31) are set to the reference test bar
On.
6. orographic winds field characteristic wind tunnel test test macro according to claim 1, which is characterized in that
The test bracket (3) is fixed on the tested point of the relief model (1), and test equipment passes through the connector (31)
It is rotationally connected on the test bracket, test equipment constitutes wind vane structure with the connector (31) and test equipment is located at
The lesser head of wind vane structure wind area is so that the wind angle regulating device adjusts the wind of the relief model (1)
When to angle, wind vane structure is adjusted the probe face wind-tunnel incoming flow so that test equipment automatically.
7. orographic winds field characteristic wind tunnel test test macro according to claim 1, which is characterized in that
The connector (31) is sheathed on test bracket (3).
8. orographic winds field characteristic wind tunnel test test macro according to claim 1, which is characterized in that
The relief model (1) is made of several model block assembly.
9. orographic winds field characteristic wind tunnel test test macro according to claim 8, which is characterized in that
The model block is carved using rigid foam.
10. orographic winds field characteristic wind tunnel test test macro according to claim 8, which is characterized in that
The model block is by being coated on the cured coating of the model block outer surface to enhance the hardness of the model block.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821829607.0U CN208902376U (en) | 2018-11-07 | 2018-11-07 | Orographic winds field characteristic wind tunnel test test macro |
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| CN201821829607.0U CN208902376U (en) | 2018-11-07 | 2018-11-07 | Orographic winds field characteristic wind tunnel test test macro |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109297669A (en) * | 2018-11-07 | 2019-02-01 | 中南大学 | Orographic winds field characteristic wind tunnel test test macro and test method |
| CN112945505A (en) * | 2021-01-29 | 2021-06-11 | 中国建筑第八工程局有限公司 | Turntable structure for wind tunnel test and use method thereof |
| CN113252294A (en) * | 2021-06-16 | 2021-08-13 | 西南交通大学 | Cross-sea bridge space wind speed and direction testing system and monitoring method |
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2018
- 2018-11-07 CN CN201821829607.0U patent/CN208902376U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109297669A (en) * | 2018-11-07 | 2019-02-01 | 中南大学 | Orographic winds field characteristic wind tunnel test test macro and test method |
| CN112945505A (en) * | 2021-01-29 | 2021-06-11 | 中国建筑第八工程局有限公司 | Turntable structure for wind tunnel test and use method thereof |
| CN112945505B (en) * | 2021-01-29 | 2023-06-09 | 中国建筑第八工程局有限公司 | Turntable structure for wind tunnel test and application method thereof |
| CN113252294A (en) * | 2021-06-16 | 2021-08-13 | 西南交通大学 | Cross-sea bridge space wind speed and direction testing system and monitoring method |
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