CN110006617A - Simulate the integrated wind-tunnel of mobile cyclone and downburst - Google Patents
Simulate the integrated wind-tunnel of mobile cyclone and downburst Download PDFInfo
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- CN110006617A CN110006617A CN201910435798.5A CN201910435798A CN110006617A CN 110006617 A CN110006617 A CN 110006617A CN 201910435798 A CN201910435798 A CN 201910435798A CN 110006617 A CN110006617 A CN 110006617A
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- 238000004088 simulation Methods 0.000 claims abstract description 108
- 238000012360 testing method Methods 0.000 claims abstract description 54
- 238000004804 winding Methods 0.000 claims abstract description 45
- 230000000903 blocking effect Effects 0.000 claims abstract description 20
- 238000009434 installation Methods 0.000 claims abstract description 10
- 230000001360 synchronised effect Effects 0.000 claims description 9
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
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Abstract
The invention discloses a kind of integrated wind-tunnel for simulating mobile cyclone and downburst, including wind-tunnel runner, simulation test area is equipped in wind-tunnel runner, the side side in simulation test area is equipped with simulation test through-hole, and installation is equipped with simulation air port two-dimensional surface mobile device on simulation test through-hole；Simulation air port two-dimensional surface mobile device includes that be covered on simulation test through-hole soft blocks band, soft block takes equipped with simulation air port, and the soft both ends for blocking band are respectively provided with and drive it to move and make to simulate the simulation air port mobile mechanism that two-dimensional surface movement is done in air port in simulation test via regions；Simulation air port mobile mechanism includes the axial moving mechanism for the soft folding and unfolding winding up roller for blocking band of retractable volume and for driving folding and unfolding winding up roller to move along its axial direction；It further include the simulator mounting rack with simulation air port synchronizing moving, installation is equipped with the two-in-one simulator for simulating cyclone and downburst on simulator mounting rack.
Description
Technical field
The invention belongs to Wind Tunnel Technique fields, are specifically a kind of integration for simulating mobile cyclone and downburst
Wind-tunnel.
Background technique
The Chinese patent of Publication No. CN106918439B discloses a kind of Tornado simulator based on wind-tunnel, main to wrap
Include wind-tunnel, wind tower, deflector, motor, radome fairing, fan propeller, honeycomb and lifting platform；Wherein, wind tower generally cylinder knot
Structure is mounted on the outside of wind tunnel experiment section upper wall；Wind tower mainly includes fairing and guiding device；Fairing includes radome fairing
And honeycomb；Installation motor and fan propeller inside radome fairing；Guiding device is mainly the deflector for generating vortex wind field；Honeycomb
Device is parallel with the axis of motor for rectifying；Lifting platform is mounted between the wall of wind tunnel experiment section or more hole.
The Chinese patent application of Publication No. CN107655656A discloses a kind of downburst simulator, comprising: pressure
Contracting air tank, support frame, buffer gear and testing equipment；The compressed air cylinder is fixed on ground by support frame as described above
Side；The compressed air cylinder outlet port is downwards and perpendicular to ground；The first end of the buffer gear and the compressed air
Tank is connected far from one end of outlet port, and the second end of buffer gear is connect with support frame as described above, for slowing down compressed air cylinder
The recoil generated when discharging gas；The testing equipment is set between the compressed air cylinder outlet port and ground.
I.e. in the prior art, Tornado simulator and downburst simulator can only individually simulate cyclone and hit under cruelly
Stream.When needing to simulate downburst again after simulating cyclone in wind tunnel test, then need to remove Tornado simulator and more
It is changed to downburst simulator, intertrial interval is caused to lengthen, it is complicated for operation；If installing cyclone simultaneously in flow tunnel testing device
Simulator and downburst simulator then will lead to cost of investment increase again.
In addition, in the prior art, simulating spout respectively using Tornado simulator and downburst simulator in wind-tunnel
It when wind and downburst, needs to open up simulation air port in wind-tunnel top surface, but in existing wind-tunnel, it is solid for simulating the position in air port
Fixed, i.e., Tornado simulator and downburst simulator are merely able to simulate cyclone and downburst in fixed position.So
And in the natural environment, cyclone and downburst often have certain horizontal velocity, i.e., in the natural environment, cyclone and
The position of downburst be frequently not it is fixed, existing wind-tunnel can not simulate cyclone and downburst under moving condition.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of integrated wind for simulating mobile cyclone and downburst
Hole can simulate cyclone and downburst under moving condition.
In order to achieve the above objectives, the invention provides the following technical scheme:
A kind of integrated wind-tunnel for simulating mobile cyclone and downburst, including wind-tunnel runner, the wind-tunnel runner
Interior to be equipped with simulation test area, the side side in the simulation test area is equipped with simulation test through-hole, the simulation test through-hole
Upper installation is equipped with simulation air port two-dimensional surface mobile device；
The simulation air port two-dimensional surface mobile device includes that be covered on the simulation test through-hole soft blocks band,
Soft block takes equipped with simulation air port, and the soft both ends for blocking band are respectively provided with and it is driven to move and make
The mobile simulation air port mobile mechanism of two-dimensional surface is done in the simulation test via regions in the simulation air port；
The simulation air port mobile mechanism includes for the soft folding and unfolding winding up roller for blocking band described in retractable volume and for driving
The axial moving mechanism that the folding and unfolding winding up roller is moved along its axial direction；
Further include the simulator mounting rack with the simulation air port synchronizing moving, installs and be equipped on the simulator mounting rack
For simulating the two-in-one simulator of cyclone and downburst；The two-in-one simulator includes center air duct, the first water conservancy diversion
Air duct and the second diversion air duct, installation is equipped with simulates blower fan in the center air duct；
The air intake of first diversion air duct is connected with the outlet air end of the simulates blower fan, first diversion air duct
Outlet air end be connected with the air intake of the simulates blower fan, and the air intake of first diversion air duct and the simulates blower fan
Outlet air end between be equipped with the first valve；
The air intake of second diversion air duct is connected with the outlet air end of the simulates blower fan, and the second water conservancy diversion wind
The second valve is equipped between the air intake in road and the outlet air end of the simulates blower fan；The outlet air end of second flow-guiding channel is arranged
It is set in the center air duct backwards to the surrounding of one end of the simulates blower fan outlet air end or the outlet air end of second flow-guiding channel
There is round wind outlet, the round wind outlet is located at the center air duct outside one end of the simulates blower fan outlet air end；
The center air duct be equipped be located at the simulates blower fan air intake and first diversion air duct outlet air end it
Between the second air intake passage, second air intake passage be equipped with third valve；The center air duct, which is equipped with, is located at described the
The 4th valve between two air intake passages and the outlet air end of first diversion air duct；The center air duct is backwards to the simulation wind
One end of machine outlet air end is the nearest most proximal end of the axis apart from the wind-tunnel runner.
Further, first diversion air duct is between the center air duct and second diversion air duct；Described
The outlet air end of one diversion air duct is equipped with the 5th valve, and first diversion air duct is using the axis in the center air duct as center line
Annular is uniformly set as at least two.
Further, the axis in the center air duct is located at vertical direction, and the outlet air end of the simulates blower fan is located at its air inlet
The bottom of the top at end, the center air duct is equipped with honeycomb.
It further, further include being located at simulation test through-hole both ends and described soft blocking the two of band for being oriented to
Root guide roller, the guide roller and the retractable volume roll out row and with the folding and unfolding winding up roller synchronizing shaft to movement.
Further, the soft two sides for blocking band are respectively equipped with clamping plate mechanism；The clamping plate mechanism includes two clamping plates,
The soft band that blocks is located between two pieces of clamping plates, the both ends of two pieces of clamping plates respectively rotatable engagement be sleeved on it is corresponding
To movement in the shaft of the folding and unfolding winding up roller and with the folding and unfolding winding up roller synchronizing shaft.
Further, the soft width for blocking band is more than or equal to twice of the width of the simulation test through-hole, described
The geometric center in simulation air port is fallen on the soft center line for blocking band.
Further, the simulator mounting rack, which is equipped with, closes with soft block with the first vertical sliding rail, described two
One simulator is slidably installed on first sliding rail, and the simulator mounting rack is equipped with for driving described two to close
The simulator driving mechanism that one simulator is moved along first sliding rail.
Further, the simulator mounting rack includes two support rods being parallel to each other, and the support rod is equipped with and institute
State it is soft block the second parallel sliding rail of band, and the cunning being slidably matched with second sliding rail is equipped between two support rods
Dynamic mounting rack is fixedly mounted on the frame that is slidably installed and is equipped with first sliding rail, one end of first sliding rail with it is described soft
Matter is blocked band and is fixedly connected；The support rod is vertical with the folding and unfolding winding up roller, and the both ends of the support rod are set in two
To movement in the shaft of folding and unfolding winding up roller described in root and with the folding and unfolding winding up roller synchronizing shaft.
Further, it is described it is soft block to take be correspondingly provided with hard mounting plate, first sliding rail with the simulation air port
It is fixedly connected with the hard mounting plate.
Further, first sliding rail is uniformly arranged in a ring relative to the axis in the simulation air port.
The beneficial effects of the present invention are:
The integrated wind-tunnel of simulation of the invention mobile cyclone and downburst, passes through the side in simulation test area
Upper setting simulation test through-hole, and it is covered on simulation test through-hole using the soft band that blocks, it so, it is possible that simulation is effectively avoided to try
Test the air-flow in through-hole influence wind-tunnel runner；By taking setting simulation air port in soft block, and utilize simulation air port two dimension
2 D shifting unit drives the soft band that blocks to move in the region where simulation test through-hole along vertical both direction, such as
This, can be driven simulation air port and move in vertical both direction in the region where simulation test through-hole, that is, simulate
It is mobile that air port can do two-dimensional surface in the region where simulation test through-hole；By the way that the mould with simulation air port synchronizing moving is arranged
Two-in-one simulator is simultaneously mounted on simulator mounting rack by quasi- device mounting rack, and two-in-one simulator can be made with simulation air port one
Play synchronizing moving；
In addition, being closed by the way that center air duct, the first diversion air duct and the second diversion air duct are arranged on two-in-one simulator
First diversion air duct and the second air intake passage simultaneously open the second simulation air duct, i.e. analog cyclone；The second diversion air duct is closed,
And open the first diversion air duct and the second air intake passage, i.e. analog downburst；
The integrated wind-tunnel of simulation i.e. of the invention mobile cyclone and downburst, both under analog moving condition
Cyclone, the also downburst under analog moving condition.
Detailed description of the invention
In order to keep the purpose of the present invention, technical scheme and beneficial effects clearer, the present invention provides following attached drawing and carries out
Illustrate:
Fig. 1 is the structural schematic diagram for the integrated wind-tunnel embodiment that the present invention simulates mobile cyclone and downburst；
Fig. 2 is the A detail drawing of Fig. 1；
Fig. 3 is the B detail drawing of Fig. 1；
Fig. 4 is the top view of Fig. 1；
Fig. 5 is the C detail drawing of Fig. 4；
Fig. 6 is the structural schematic diagram of two-in-one simulator.
Description of symbols:
1- wind-tunnel runner；2- simulation test area；3- is soft to block band；4- simulates air port；5- folding and unfolding winding up roller；6- retractable volume electricity
Machine；7- retractable volume gearbox；8- screw rod；9- movable plate；10- lead screw motor；11- screw rod gearbox；The first guide rail of 12-；13-
Two guide rails；14- guide roller；15- clamping plate；16- simulator mounting rack；The two-in-one simulator of 17-；The first sliding rail of 18-；19- hard
Mounting plate；20- support rod；The center 21- air duct；The first diversion air duct of 22-；The second diversion air duct of 23-；The first valve of 24-；25-
Second valve；The second wind inlet channel of 26-；27- third valve；The 4th valve of 28-；The 5th valve of 29-；30- honeycomb；31- electricity
Machine；32- impeller；33- pod；34- deflector；35- is slidably installed frame；36- sliding block；37- simulator drives screw rod；38- mould
Quasi- device driving motor.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings and specific examples, so that those skilled in the art can be with
It better understands the present invention and can be practiced, but illustrated embodiment is not as a limitation of the invention.
As shown in Figure 1, simulating the structure of the integrated wind-tunnel embodiment of mobile cyclone and downburst for the present invention
Schematic diagram.The integrated wind-tunnel of the simulation of the present embodiment mobile cyclone and downburst, including wind-tunnel runner 1, wind-tunnel stream
Simulation test area 2 is equipped in road 1, the side side in simulation test area 2 is equipped with simulation test through-hole, pacifies on simulation test through-hole
It is installed with simulation air port two-dimensional surface mobile device.The simulation air port two-dimensional surface mobile device of the present embodiment includes being covered on mould
Soft on quasi- test through-hole blocks band 3, and the soft band 3 that blocks is equipped with simulation air port 4, and the soft both ends difference for blocking band 3
Equipped with for driving it to move and simulation air port 4 being made to do the mobile simulation air port shifting of two-dimensional surface in simulation test via regions
Motivation structure.The simulation air port mobile mechanism of the present embodiment includes for the soft folding and unfolding winding up roller 5 for blocking band 3 of retractable volume and for driving
The axial moving mechanism that dynamic folding and unfolding winding up roller 5 is moved along its axial direction.
The integrated wind-tunnel of the mobile cyclone of the simulation of the present embodiment and downburst further includes synchronous with simulation air port 4
Mobile simulator mounting rack 16, installation is equipped with for simulating the two-in-one of cyclone and downburst on simulator mounting rack 16
Simulator 17.Two-in-one simulator 17 includes center air duct 21, the first diversion air duct 22 and the second diversion air duct 23, center air duct
Installation is equipped with simulates blower fan in 21.Center air duct 1 is backwards to the axis that one end of the simulates blower fan outlet air end is apart from wind-tunnel runner 1
The nearest most proximal end of line.
Specifically, the folding and unfolding winding up roller 5 of the present embodiment is equipped with for driving it to rotate and then winding or unreel soft block
With 3 retractable volume driving mechanism.The retractable volume driving mechanism of the present embodiment includes retractable volume motor 6 and passes with retractable volume motor 6
The retractable volume gearbox 7 of dynamic connection, the output shaft and folding and unfolding winding up roller 5 of retractable volume gearbox 7 are sequentially connected.By control respectively with
The retractable volume motor 6 that two folding and unfolding windings up roller 5 are sequentially connected rotates synchronously, and simulation air port 4 can be driven perpendicular to folding and unfolding winding up roller 5
Axial direction on move.
Specifically, the axial moving mechanism of the present embodiment includes and the screw rod 8 disposed in parallel of folding and unfolding winding up roller 5 and rotatable engagement
It is sleeved in the shaft of folding and unfolding winding up roller 5 and the movable plate 9 of axial movement synchronous with folding and unfolding winding up roller 5, screw rod 8 and 9 screw thread of movable plate
Cooperation.Preferably, the both ends of the shaft of the folding and unfolding winding up roller 5 of the present embodiment are equipped with the movable plate 9 for rotating cooperation, two pieces of shiftings
Movable plate 9 is threadedly engaged with screw rod 8, folding and unfolding winding up roller 5 can be made to be axially moveable more steady.The screw rod 8 of the present embodiment is equipped with
Screw mandrel drive mechanism for driving it to rotate.Specifically, screw mandrel drive mechanism include lead screw motor 10 and with lead screw motor 10
The screw rod gearbox 11 of transmission connection, the output shaft and screw rod 8 of screw rod gearbox 11 are sequentially connected, by controlling two screw rod electricity
Machine 10 rotates synchronously, two folding and unfolding windings up roller 5 can be driven along its axial synchronizing moving, and then drive simulation air port 4 along folding and unfolding
5 axially direction of winding up roller is mobile.Preferably, the axial moving mechanism of the present embodiment further includes disposed in parallel with folding and unfolding winding up roller 5
First guide rail 12, movable plate 9 are equipped with the second guide rail 13 cooperated with the first guide rail 12, are used for mobile guide.
Further, it further includes being located at simulation test to lead to that the present embodiment, which is used to simulate the wind-tunnel of cyclone under moving condition,
Hole both ends simultaneously for being oriented to soft two guide rollers 14 for blocking band 3, guide roller 14 it is parallel with folding and unfolding winding up roller 5 and with folding and unfolding winding up roller
5 synchronous axial movements, for be oriented to it is soft block band 3, so that the soft band 3 that blocks is completely covered on simulation test through-hole.
Further, the soft two sides for blocking band 3 of the present embodiment are respectively equipped with clamping plate mechanism.Specifically, clamping plate mechanism packet
Two clamping plates 15 are included, the soft band 3 that blocks is between two clamping plates 15, and rotatable engagement is sleeved on respectively at the both ends of two clamping plates 15
In the shaft of corresponding folding and unfolding winding up roller 5 and axial movement synchronous with folding and unfolding winding up roller 5, the both ends of the two clamping plates 15 of the present embodiment are divided
Other rotatable engagement is sleeved in the shaft of corresponding folding and unfolding winding up roller 5 and guide roller 14.By the way that clamping plate mechanism is arranged, can prevent soft
Matter blocks band 3 and is located at the region at position among simulation test through-hole to be deformed under the airflow function inside wind-tunnel runner 1, and then is kept away
Exempt to interfere the air-flow in wind-tunnel runner 1.
Further, the soft width for blocking band 3 is more than or equal to twice of the width of simulation test through-hole, simulation air port 4
Geometric center is fallen on the soft center line for blocking band 3.In this way, the two-dimensional surface moving area for simulating air port 4 can be made to cover completely
Cap analog tests the region where through-hole.
The simulation test through-hole of the present embodiment is arranged on the top surface of wind-tunnel runner 1, certainly as needed, can also be by mould
Quasi- test through-hole is arranged on the side or bottom surface of wind-tunnel runner 1, is not repeated.
The simulator mounting rack 16 of the present embodiment is equipped with and soft the first sliding rail 18 that block band 3 vertical, two-in-one mould
Quasi- device 17 is slidably installed on the first sliding rail 18, and simulator mounting rack 16 is equipped with for driving two-in-one simulator 17
The simulator driving mechanism moved along the first sliding rail 18.Two-in-one simulator can be driven to move along the first sliding rail, in this way,
Two-in-one simulator is on the basis of following simulation air port to do synchronous two-dimensional surface movement, it can be achieved that three-dimensional mobile, Neng Goumo
The downburst under cyclone and three-dimensional moving condition under quasi- three-dimensional moving condition.
The simulator mounting rack 16 of the present embodiment include two support rods 20 being parallel to each other, support rod 20 be equipped with it is soft
Matter blocks the second parallel sliding rail of band 3, and the frame that is slidably installed being slidably matched with the second sliding rail is equipped between two support rods 20
35, it is fixedly mounted on the frame 35 that is slidably installed and is equipped with the first sliding rail 18, one end of the first sliding rail 18 and soft block that band 3 is fixed to be connected
It connects.The support rod 20 of the present embodiment is vertical with folding and unfolding winding up roller 5, and the both ends of support rod 20 are set in two folding and unfolding windings up roller 5
Shaft on and it is synchronous with folding and unfolding winding up roller 5 axial movement.Soft block of the present embodiment is correspondingly provided on band 3 with simulation air port 4
Hard mounting plate 19, the first sliding rail 18 are fixedly connected with hard mounting plate 19, in this way, the frame 35 that is slidably installed can block band soft
It is slided under 3 drive along the second sliding rail, and along the axial direction side of folding and unfolding winding up roller 5 under the drive of the axial movement in folding and unfolding winding up roller 5
To movement.First sliding rail 18 of the present embodiment is uniformly arranged in a ring relative to the axis in simulation air port 4.
The simulator mounting rack 16 of the present embodiment is equipped with the sliding block 36 being slidably matched with the first sliding rail 18, the present embodiment
Simulator driving mechanism includes the simulator driving screw rod 37 parallel with the first sliding rail 18, and simulator drives screw rod 37 and wherein one
It is threadedly engaged between block sliding block 36, and is fixedly mounted and is equipped with for driving simulator driving screw rod 23 to rotate on the first sliding rail 18
Simulator driving motor 38.
Specifically, first diversion air duct 22 of the present embodiment is located between center air duct 21 and the second diversion air duct 23.This
The simulates blower fan of embodiment includes motor 31 and the impeller 32 that is mounted on the output shaft of motor 31；Water conservancy diversion is additionally provided with outside motor 31
Cover 33.
The air intake of first diversion air duct 22 of the present embodiment is connected with the outlet air end of simulates blower fan, the first diversion air duct
22 outlet air end is connected with the air intake of simulates blower fan, and the outlet air end of the air intake of the first diversion air duct 22 and simulates blower fan
Between be equipped with the first valve 24.Preferably, the first diversion air duct 22 is laid by center wire loop of the axis in center air duct 21
It is at least two, first diversion air duct 22 of the present embodiment is uniformly set as at least by center wire loop of the axis in center air duct 21
24, effectively it can reduce resistance by diffusing air current, and keep air flow method more uniform.First diversion air duct 22 of the present embodiment
Outlet air end is equipped with the 5th valve 29, can prevent the first diversion air duct 22 from impacting to the air-flow in center air duct 21.
The air intake of second diversion air duct 23 of the present embodiment is connected with the outlet air end of simulates blower fan, and the second water conservancy diversion wind
The second valve 25 is equipped between the air intake in road 23 and the outlet air end of simulates blower fan；The outlet air end setting of second flow-guiding channel 23 exists
Center air duct 21 is equipped with annular air outlet backwards to the surrounding of one end of simulates blower fan outlet air end or the outlet air end of the second flow-guiding channel 23
Mouthful, round wind outlet is located at center air duct 21 outside one end of simulates blower fan outlet air end.Specifically, the second flow-guiding channel 23
Outlet air end annular be uniformly arranged center air duct 21 surrounding or round wind outlet and center air duct 21 be coaxially disposed.This reality
The outlet air end for applying the second flow-guiding channel 23 of example is equipped with round wind outlet.
Center air duct 21 is equipped with second between simulates blower fan air intake and the outlet air end of the first diversion air duct 22
Air intake passage 26, the second air intake passage 26 are equipped with third valve 27.Preferably, the second wind inlet channel 26 is relative to center air duct
21 axis is uniformly arranged in a ring, keeps charge air flow distribution more uniform.
Center air duct 21 is equipped with the 4th between the second air intake passage 26 and the outlet air end of the first diversion air duct 22
Valve 28.The axis in the center air duct 21 of the present embodiment is located at vertical direction, and the outlet air end of simulates blower fan is located at its air intake
The bottom of top, center air duct 21 is equipped with honeycomb 30.Preferably, center air duct 21, the first diversion air duct 22 and second are led
The corner in stream air duct 23 is respectively equipped with deflector 34, is used for air flow guiding.
Specifically, as follows using the method that two-in-one simulator simulates cyclone and downburst.
Cyclone analogy method are as follows: close the first valve 24 and third valve 27, open the second valve 25 and the 4th valve
28, start simulates blower fan, air-flow is made to enter simulates blower fan, and air-flow backwards to one end of simulates blower fan outlet air end from center air duct 21
After simulates blower fan through the second air flow duct 23 be discharged, through the second air flow duct 23 discharge air-flow again through center air duct 21 backwards
One end of simulates blower fan outlet air end enters simulates blower fan, forms airflow circulating, and in center air duct 21 backwards to simulates blower fan outlet air
The one end at end forms the cyclone of simulation；
The analogy method of downburst are as follows: close the second valve 25 and the 4th valve 28, open the first valve 24 and third
Valve 27 starts simulates blower fan, so that air-flow is entered the air intake of simulates blower fan from the second air intake passage 26, air-flow is through simulating wind
Machine enters in the first diversion air duct 22, the air-flow in the first diversion air duct 22 again return central air duct 21 backwards to simulates blower fan
One end of outlet air end, and form the downburst of simulation.
The integrated wind-tunnel of the simulation of the present embodiment mobile cyclone and downburst, passes through the side in simulation test area
Simulation test through-hole is set on face, and is covered on simulation test through-hole using the soft band that blocks, so, it is possible effectively to avoid simulating
Test the air-flow in through-hole influence wind-tunnel runner；By taking setting simulation air port in soft block, and utilize simulation air port two
Dimensional plane mobile device drives the soft band that blocks to move in the region where simulation test through-hole along vertical both direction,
It is moved in vertical both direction in the region where simulation test through-hole in this way, simulation air port can be driven, i.e. mould
It is mobile that quasi- air port can do two-dimensional surface in the region where simulation test through-hole；By being arranged and simulation air port synchronizing moving
Two-in-one simulator is simultaneously mounted on simulator mounting rack by simulator mounting rack, and two-in-one simulator can be made with simulation air port
Synchronizing moving together.
In addition, being closed by the way that center air duct, the first diversion air duct and the second diversion air duct are arranged on two-in-one simulator
First diversion air duct and the second air intake passage simultaneously open the second simulation air duct, i.e. analog cyclone；The second diversion air duct is closed,
And open the first diversion air duct and the second air intake passage, i.e. analog downburst.
That is the integrated wind-tunnel of the simulation of the present embodiment mobile cyclone and downburst, both under analog moving condition
Cyclone, the also downburst under analog moving condition.
Embodiment described above is only to absolutely prove preferred embodiment that is of the invention and being lifted, protection model of the invention
It encloses without being limited thereto.Those skilled in the art's made equivalent substitute or transformation on the basis of the present invention, in the present invention
Protection scope within.Protection scope of the present invention is subject to claims.
Claims (10)
1. a kind of integrated wind-tunnel for simulating mobile cyclone and downburst, including wind-tunnel runner (1), it is characterised in that:
Simulation test area (2) are equipped in the wind-tunnel runner (1), the side side of the simulation test area (2) is equipped with simulation test
Through-hole, installation is equipped with simulation air port two-dimensional surface mobile device on the simulation test through-hole；
The simulation air port two-dimensional surface mobile device includes that be covered on the simulation test through-hole soft blocks band (3),
The soft band (3) that blocks is equipped with simulation air port (4), and the soft both ends for blocking band (3) are respectively provided with driving
It moves and simulation air port (4) is made to do the mobile simulation air port movement of two-dimensional surface in the simulation test via regions
Mechanism；
The simulation air port mobile mechanism includes for the soft folding and unfolding winding up roller (5) for blocking band (3) described in retractable volume and for driving
Move the axial moving mechanism that the folding and unfolding winding up roller (5) is moved along its axial direction；
It further include the simulator mounting rack (16) with described simulation air port (4) synchronizing moving, on the simulator mounting rack (16)
Installation is equipped with the two-in-one simulator (17) for simulating cyclone and downburst；During the two-in-one simulator (17) includes
Heart air duct (21), the first diversion air duct (22) and the second diversion air duct (23), the interior installation of the center air duct (21) are equipped with simulation
Blower；
The air intake of first diversion air duct (22) is connected with the outlet air end of the simulates blower fan, first diversion air duct
(22) outlet air end is connected with the air intake of the simulates blower fan, and the air intake of first diversion air duct (22) with it is described
The first valve (24) are equipped between the outlet air end of simulates blower fan；
The air intake of second diversion air duct (23) is connected with the outlet air end of the simulates blower fan, and the second water conservancy diversion wind
The second valve (25) are equipped between the air intake in road (23) and the outlet air end of the simulates blower fan；Second flow-guiding channel (23)
Outlet air end setting backwards to the surrounding of one end of the simulates blower fan outlet air end or described second led in the center air duct (21)
The outlet air end of circulation road (23) is equipped with round wind outlet, and the round wind outlet is located at the center air duct (21) backwards to described
Outside one end of simulates blower fan outlet air end；
The center air duct (21) is equipped with the outlet air positioned at the simulates blower fan air intake and first diversion air duct (22)
The second air intake passage (26) between end, second air intake passage (26) are equipped with third valve (27)；The center air duct
(21) the 4th valve being equipped between second air intake passage (26) and the outlet air end of first diversion air duct (22)
Door (28)；The center air duct (1) is backwards to the axis that one end of the simulates blower fan outlet air end is apart from the wind-tunnel runner (1)
Nearest most proximal end.
2. the integrated wind-tunnel according to claim 1 for simulating mobile cyclone and downburst, it is characterised in that: institute
The first diversion air duct (22) are stated between the center air duct (21) and second diversion air duct (23)；First water conservancy diversion
The outlet air end in air duct (22) is equipped with the 5th valve (29), and first diversion air duct (22) is with the axis of the center air duct (21)
Line is that center wire loop is uniformly set as at least two.
3. the integrated wind-tunnel according to claim 1 for simulating mobile cyclone and downburst, it is characterised in that: institute
The axis for stating center air duct (21) is located at vertical direction, and the outlet air end of the simulates blower fan is located at the top of its air intake, described
The bottom in center air duct (21) is equipped with honeycomb (30).
4. the integrated wind-tunnel according to claim 1-3 for simulating mobile cyclone and downburst, special
Sign is: further including being located at simulation test through-hole both ends and leading for being oriented to soft two for blocking band (3)
To roller (14), the guide roller (14) it is parallel with the folding and unfolding winding up roller (5) and with folding and unfolding winding up roller (5) it is synchronous axial movement.
5. the integrated wind-tunnel according to claim 1-3 for simulating mobile cyclone and downburst, special
Sign is: the soft two sides for blocking band (3) are respectively equipped with clamping plate mechanism；The clamping plate mechanism includes two clamping plates (15),
The soft band (3) that blocks is located between two pieces of clamping plates (15), and rotatable engagement is distinguished at the both ends of two pieces of clamping plates (15)
Be sleeved in the shaft of the corresponding folding and unfolding winding up roller (5) and it is synchronous with folding and unfolding winding up roller (5) axial movement.
6. the integrated wind-tunnel according to claim 1-3 for simulating mobile cyclone and downburst, special
Sign is: the soft width for blocking band (3) is more than or equal to twice of the width of the simulation test through-hole, the simulation wind
The geometric center of mouth is fallen on the soft center line for blocking band (3).
7. the integrated wind-tunnel according to claim 1-3 for simulating mobile cyclone and downburst, special
Sign is: the simulator mounting rack (16) be equipped with it is described it is soft block band (3) vertical first sliding rail (18), described two
Unification simulator (17) is slidably installed on first sliding rail (18), and the simulator mounting rack (16) is equipped with and uses
In the simulator driving mechanism for driving the two-in-one simulator (17) mobile along first sliding rail (18).
8. the integrated wind-tunnel according to claim 7 for simulating mobile cyclone and downburst, it is characterised in that: institute
Stating simulator mounting rack (16) includes two support rods being parallel to each other (20), the support rod (20) be equipped with it is described soft
It blocks the second parallel sliding rail of band (3), and is equipped between two support rods (20) and is slidably matched with second sliding rail
Be slidably installed frame (35), is fixedly mounted on the frame that is slidably installed (35) and is equipped with first sliding rail (18), first sliding rail
(18) one end is fixedly connected with the soft band (3) that blocks；The support rod (20) is vertical with folding and unfolding winding up roller (5), and
The both ends of the support rod (20) be set in the shaft of two folding and unfolding windings up roller (5) and with the folding and unfolding winding up roller (5)
Synchronous axial movement.
9. the integrated wind-tunnel according to claim 8 for simulating mobile cyclone and downburst, it is characterised in that: institute
It states soft block to be correspondingly provided with hard mounting plate (19) on band (3) with the simulation air port (4), first sliding rail (18) and institute
Hard mounting plate (19) is stated to be fixedly connected.
10. the integrated wind-tunnel according to claim 9 for simulating mobile cyclone and downburst, it is characterised in that:
First sliding rail (18) is uniformly arranged in a ring relative to the axis of simulation air port (4).
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| CN201910435798.5A CN110006617B (en) | 2019-05-23 | 2019-05-23 | Integrated wind tunnel for simulating mobile tornado and downburst |
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| CN201910435798.5A CN110006617B (en) | 2019-05-23 | 2019-05-23 | Integrated wind tunnel for simulating mobile tornado and downburst |
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