CN109489935A - A kind of schlieren support system in wind-tunnel - Google Patents
A kind of schlieren support system in wind-tunnel Download PDFInfo
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- CN109489935A CN109489935A CN201811633398.7A CN201811633398A CN109489935A CN 109489935 A CN109489935 A CN 109489935A CN 201811633398 A CN201811633398 A CN 201811633398A CN 109489935 A CN109489935 A CN 109489935A
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- support stand
- schlieren
- support
- mobile device
- mounting bracket
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- 238000009434 installation Methods 0.000 description 5
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Classifications
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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
- G01M9/00—Aerodynamic testing; Arrangements in or on wind tunnels
- G01M9/02—Wind tunnels
- G01M9/04—Details
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Abstract
The invention discloses a kind of schlieren support systems in wind-tunnel, comprising: support stand is provided with parallel surface rail；Mounting bracket, four supporting legs are slidably connected on parallel surface rail by four sliding blocks；The mounting bracket has parallel horizontal support surface；X-axis mobile device, is connected in the horizontal support surface of mounting bracket；Z axis mobile device is connected on the slip blade I of X-axis mobile device；Y-axis mobile device is connected to the top of Z axis mobile device；Z axis rotating device is connected on the slip blade II of Y-axis mobile device；The transmitting lens device or photographic means of schlieren, are connected in the shaft of Z axis rotating device；Winding plant is connected on support stand, and the wirerope of the winding plant is connected in mounting bracket to drive mounting bracket to slide on surface rail.
Description
Technical field
The present invention relates to a kind of support systems, and in particular to a kind of schlieren support system in wind-tunnel.
Background technique
The schlieren system of wind-tunnel uses assembly type schlieren, which can clearly illustrate stream in low-density difference situation
Field density variation.In recent years, the pilot project that wind-tunnel undertakes increasingly increases, in order to analyse in depth model aerodynamic force mechanism, optimization
Layout designs, pilot project not only have very high requirement to test data, while also proposing to the quality of wind-tunnel schlieren very high
Expectation.Existing schlieren system has been unable to meet the demand of pilot project, is mainly manifested in the following aspects:
(1) support platform cannot be fixed effectively, adjust the very complicated complexity of schlieren light path imaging, and in test cannot can
By keeping stable state, the image quality of schlieren has been seriously affected；
(2) schlieren support platform is bulky and hulking, and shifting roller round and smooth cannot operate, and movement is very difficult, and assembling is primary
Need green 6~8 people of strong labour power, time-consuming 4~5 hours.Two sides optical frames weighs about 50 kilograms, needs four people cooperation could be by it by ground
Face lift up to 2.8 meters of mounting rack, for the important cores component such as optical frames, installation method was both former for such " high-altitude " operation
Begin again dangerous；
(3) because stent car kinematic system is designed there are serious defect, exist to the personal safety of staff very big
Security risk has more people therefore injury, the matters of aggravation of staff's toe comminuted fracture once occurred.
(4) existing schlieren support system is gone up and down using hydraulic elevator platform, and effect is poor, and equipment is easy to be out of order.
Summary of the invention
It is excellent it is an object of the invention to solve at least the above problems and/or defect, and provide at least to will be described later
Point.
In order to realize these purposes and other advantages according to the present invention, a kind of schlieren branch in wind-tunnel is provided
Support system, comprising:
Support stand is provided with parallel surface rail；
Mounting bracket, four supporting legs are slidably connected on parallel surface rail by four sliding blocks；The installation branch
Frame has parallel horizontal support surface；
X-axis mobile device, is connected in the horizontal support surface of mounting bracket；
Z axis mobile device is connected on the slip blade I of X-axis mobile device；
Y-axis mobile device is connected to the top of Z axis mobile device；
Z axis rotating device is connected on the slip blade II of Y-axis mobile device；
The transmitting lens device or photographic means of schlieren, are connected in the shaft of Z axis rotating device；
Winding plant is connected on support stand, and the wirerope of the winding plant is connected in mounting bracket with band
Dynamic mounting bracket is slided on surface rail.
Preferably, the bottom of the support stand is connected with castor and shock mount.
Preferably, the shock mount there are four and be distributed in four corners of support stand；The shock mount includes:
Screw rod is threaded on support stand, and the upper end attaching nut of the screw rod is to fix shock mount；
Revolving fragment is adjusted, is fixedly connected on screw rod；
Shockproof base is fixedly connected on the bottom of screw rod.
Preferably, the shock mount is mounted on the lower center position of support stand；The shock mount includes:
Worm screw I is rotatably connected on the support stand；
Worm gear I is rotatably connected on the support stand and engages with the worm screw I；
Lead screw passes through the bottom plate of support stand and is connected on the worm gear I；It is arranged on the bottom plate of the support stand
There is the siphunculus that screw mandrel passes through；
Nut I, is threaded on screw rod；
Supporting leg, one end are rotatably connected on the siphunculus of the bottom plate of support stand, and the other end connects rubber bearing；
The supporting leg has three and is evenly distributed on the lower center position of support stand；
Connecting rod, one end are rotatably connected on nut I, and the other end is rotatably connected on supporting leg.
Preferably, the X-axis mobile device includes:
Parallel linear guide I, is separately mounted in the horizontal support surface of mounting bracket；The parallel linear guide
Slider I is slidably connected on I；The both ends of the parallel linear guide I are connected with side baffle I；
Slip blade I, two sides are connected in the slider I of parallel linear guide I；The bottom of the slip blade I connects
It is connected to nut II；
Trapezoidal screw I is threaded on nut II, and the both ends of the trapezoidal screw I are rotatablely connected by bearing
On side baffle I；And one end of the trapezoidal screw I is connected with handwheel I；
Anti-rotation fixing piece I, comprising: U-shaped folder gripping member I is clamped on trapezoidal screw I and close to handwheel I；Screw spiral shell
Bolt is threaded on the open end of U-shaped folder gripping member I；Being extended on the closed end of the U-shaped folder gripping member I has connecting pin
I, I bolt of connecting pin is fixed on side baffle I.
Preferably, the Z axis mobile device includes:
Axle sleeve, bottom are fixed on slip blade I；
Rack is rotatably connected in the rack shell of axle sleeve side；One end of the rack is connected with handwheel II；
Column, slidable connection are provided with the sawtooth being meshed with rack in axle sleeve on the column；
Anti-rotation fixing piece II, comprising: U-shaped folder gripping member II is clamped on rack and close to handwheel II；Screw spiral shell
Bolt is threaded on the open end of U-shaped folder gripping member II；Being extended on the closed end of the U-shaped folder gripping member II has connection
End II, II bolt of connecting pin is fixed on rack shell.
Preferably, the Y-axis mobile device includes:
Y-axis guide rail seat is connected to the top of column；
Parallel linear guide II, is separately mounted to the two sides of Y-axis guide rail seat；In the parallel linear guide II
Slidably connect sliding block II；One end of the parallel linear guide II is connected with side baffle II；
Slip blade II, two sides are connected on the sliding block II of parallel linear guide II；The bottom of the slip blade II
Portion is connected with nut III；
Trapezoidal screw II is threaded on nut III, and one end of the trapezoidal screw II is rotatablely connected by bearing
On side baffle II, the other end is rotatably connected on Y-axis guide rail seat by bearing；And one end of the trapezoidal screw II is connected with
Handwheel III；
Anti-rotation fixing piece III, comprising: U-shaped folder gripping member III is clamped on trapezoidal screw II and close to handwheel III；It screws
Bolt is threaded on the open end of U-shaped folder gripping member III；Being extended on the closed end of the U-shaped folder gripping member III has company
End III is connect, III bolt of connecting pin is fixed on side baffle II.
Preferably, the Z axis rotating device includes:
Shell is fixed on slip blade II；
Shaft is rotatably connected in shell by rolling bearing I and rolling bearing II；
Two feeding bolts being oppositely arranged, are threaded on the support ear being oppositely arranged respectively；The support ear
It is fixed on the outside of shell；
Transition block, one end are fixedly connected on the top-side of shaft, and the other end is located at two feeding spiral shells being oppositely arranged
Between bolt.
Preferably, the winding plant includes:
Motor；
Speed reducer is connected to motor；
Two reels are located at the two sides of speed reducer and the output axis connection with speed reducer；
Two pulley assemblies, are arranged in the top of support stand, and are located at the top of parallel surface rail；Two
A pulley assembly includes the attachment lug of pulley and connection pulley；The attachment lug is fixed on the top of support stand；
Wirerope is wrapped on two reels, and is connected in mounting bracket after bypassing the pulley of two pulley assemblies；
Control system comprising:
Box is controlled, is connected to motor；
Remote-control handle, control box communication connection；
Two limit switches are separately positioned on the most significant end and least significant end of parallel surface rail, and the limit is opened
It closes and is connect with control box.
Preferably, further includes: walking step is arranged on support stand, and between parallel surface rail；
Roller bars platform is made of multiple roller bars, and the roller bars platform is arranged on support stand, clump weight,
It is placed on roller bars platform；
Retaining mechanism, one end are bolted with support stand, and the other end is bolted with mounting bracket, the locking machine
There are four structures, is fixed on support stand by the mounting bracket that four retaining mechanisms will slide into position；
Baffle is arranged in the top and bottom of support stand, and is located at the upper and lower end of surface rail.
The present invention is include at least the following beneficial effects: support stand of the invention is frame support structure, is not being influenced gently
Under the premise of degree and rigidity, the weight of entire support system can be effectively controlled；Support stand bottom is equipped with castor, convenient entire branch
Support system is mobile, and wirerope is wound on winding plant reel, and wirerope is connected around pulley assembly with mounting bracket, works as needs
When winding plant works, motor control spool turns, spool turns drive wirerope folding and unfolding, to control mounting bracket liter
Drop；In this way, do not need manpower in installation early period and first timing and hoist to carry mirror, alleviate the labor intensity of staff,
Save debug time.Mounting bracket is equipped with X-axis mobile device, Z axis mobile device, Y-axis mobile device and Z axis rotation dress
It sets, position and the angle of manually adjustable transmitting lens device or photographic means.
Further advantage, target and feature of the invention will be partially reflected by the following instructions, and part will also be by this
The research and practice of invention and be understood by the person skilled in the art.
Detailed description of the invention:
Fig. 1 is overall structure diagram of the present invention for the schlieren support system in wind-tunnel；
Fig. 2 is overall structure diagram of the present invention for another visual angle of the schlieren support system in wind-tunnel；
Fig. 3 is the structural schematic diagram of shock mount of the present invention；
Fig. 4 is the structural schematic diagram at another visual angle of shock mount of the present invention；
Fig. 5 is the structural schematic diagram of the shock mount of another structure of the invention；
Fig. 6 is the structural schematic diagram of X-axis mobile device of the present invention；
Fig. 7 is the structural schematic diagram at another visual angle of X-axis mobile device of the present invention；
Fig. 8 is the structural schematic diagram of Y-axis mobile device of the present invention；
Fig. 9 is the structural schematic diagram at another visual angle of Y-axis mobile device of the present invention；
Figure 10 is the structural schematic diagram of Z axis mobile device of the present invention；
Figure 11 is the structural schematic diagram (no axle sleeve) of Z axis mobile device of the present invention；
Figure 12 is the structural schematic diagram of the axle sleeve of Z axis mobile device of the present invention；
Figure 13 is the structural schematic diagram of Z axis rotating device of the present invention；
Figure 14 is the cross section structure schematic diagram of Z axis rotating device of the present invention；
Figure 15 is the partial enlargement structural representation at the top of Fig. 2；
Figure 16 is the structural schematic diagram of anti-rotation fixing piece I of the present invention；
Figure 17 is the structural schematic diagram of mounting bracket of the present invention.
Figure 18 is the top partial enlargement structural representation of support stand of the present invention.
Specific embodiment:
Present invention will be described in further detail below with reference to the accompanying drawings, to enable those skilled in the art referring to specification text
Word can be implemented accordingly.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein do not allot one or more
The presence or addition of a other elements or combinations thereof.
Fig. 1~18 show that the invention discloses a kind of schlieren support systems in wind-tunnel, comprising:
Support stand 1 is provided with parallel surface rail 2；Support stand uses frame structure, using frame structure
Under the premise of not influencing intensity, the weight of entire support system can be effectively controlled, also provide interface for other structures；
Mounting bracket 3, four supporting legs 31 pass through on the surface rail 2 that four sliding blocks 21 are slidably connected parallel；It is described
Mounting bracket 3 has parallel horizontal support surface 32；
X-axis mobile device 5 is connected in the horizontal support surface 32 of mounting bracket 3；
Z axis mobile device 4 is connected on the slip blade I 54 of X-axis mobile device 5；
Y-axis mobile device 6 is connected to the top of Z axis mobile device 4；
Z axis rotating device 7 is connected on the slip blade II 61 of Y-axis mobile device 6；
The transmitting lens device 100 or photographic means of schlieren, are connected in the shaft 71 of Z axis rotating device 7；
Winding plant 8 is connected on support stand 1, and the wirerope of the winding plant 8 is connected in mounting bracket 3
To drive mounting bracket 3 to slide on surface rail 2.
In this technical solution, the transmitting lens device 100 or photographic means of schlieren are mounted on Z axis rotating device 7
Shaft 71 on, then pass through the designated position that mounting bracket is pulled to surface rail 2 of winding plant 8, realize installation branch
Then the lifting of frame passes through X-axis mobile device 5, the mobile dress of Z axis to realize the lifting of transmitting lens device 100 or photographic means
It sets 4, Y-axis mobile device 6 and Z axis rotating device 7 adjusts position and the angle of transmitting lens device 100 or photographic means.
In the above-mentioned technical solutions, the bottom of the support stand 1 is connected with castor 11 and shock mount 12.
In the above-mentioned technical solutions, the shock mount 12 there are four and be distributed in four corners of support stand 1；It is described
Shock mount 12 includes:
Screw rod 120 is threaded on support stand 1, and the upper end attaching nut 121 of the screw rod 120 is with fixation
Shock mount；
Revolving fragment 122 is adjusted, is fixedly connected on screw rod 120；
Shockproof base 123 is fixedly connected on the bottom of screw rod 120.
In this technical solution, when needing to adjust the position of shock mount 12, nut 121 is unclamped, adjustment is then screwed
Revolving fragment 122 drives screw rod 120 to rotate upwardly and downwardly, and then adjusts the upper and lower position of Shockproof base 123, after the completion of adjustment, screws spiral shell
Mother 121.
In the above-mentioned technical solutions, the shock mount 12 is mounted on the lower center position of support stand 1；The shock mount
12 include:
Worm screw I 124 is rotatably connected by the support plate 1241 being oppositely arranged in the bottom plate 13 of the support stand 1
On；
Worm gear I 125, by inverted U support plate 1251 be rotatably connected on the bottom plate 13 of the support stand 1 and with
The worm screw I engages；
Lead screw 126 passes through the bottom plate 13 of support stand 1 and is connected on the worm gear I 125；The support stand 1
The siphunculus 14 that screw mandrel 126 passes through is provided on bottom plate 13；
Nut I 127 is threaded on screw rod 126；
Supporting leg 128, one end are rotatably connected on the siphunculus 14 of the bottom plate 13 of support stand 1, and the other end connects rubber
Glue supporting pad 1281；The supporting leg 128 has three and is evenly distributed on the lower center position of support stand 1；
Connecting rod 129, one end are rotatably connected on nut I 127, and the other end is rotatably connected on supporting leg 128；
In this technical solution, worm gear I 125 is driven to rotate by rotary worm I 124, and then rotate lead screw 126,
Nut I 127 on lead screw 126 can be slided up and down along screw rod 126, and then supporting leg 128 is driven to shrink extension as umbrella,
So that the rubber bearing 1281 of 128 end of supporting leg is supported in ground, plays the role of shockproof support.
In the above-mentioned technical solutions, the X-axis mobile device 5 includes:
Parallel linear guide I 51, is separately mounted in the horizontal support surface 32 of mounting bracket 3；It is described parallel straight
Slider I 52 is slidably connected on line guide rail I 51；The both ends of the parallel linear guide I 51 are connected with side baffle I 53；
Slip blade I 54, two sides are connected in the slider I 52 of parallel linear guide I 51；The slip blade I 54
Bottom be connected with nut II 55；
Trapezoidal screw I 56 is threaded on nut II 55, and the both ends of the trapezoidal screw I 56 are turned by bearing
It is dynamic to be connected on side baffle I 53；And one end of the trapezoidal screw I 56 is connected with handwheel I 57；
Anti-rotation fixing piece I 58, comprising: U-shaped folder gripping member I 581 is clamped on trapezoidal screw I 56 and close to handwheel I
57；Screwing bolts 582 are threaded on the open end of U-shaped folder gripping member I 581；The closed end of the U-shaped folder gripping member I 581
Upper be extended has connecting pin I 583, and I 583 bolt of connecting pin is fixed on side baffle I 53；It can by screwing bolts 582
Trapezoidal screw I 56 to be clamped in U-shaped folder gripping member I 581, then by the fixed side baffle I 53 in connecting pin I 583, can fix
The position of trapezoidal screw I 56 prevents its rotation of skidding.
In this technical solution, when the X-axis displacement for the transmitting lens device 100 or photographic means for needing to adjust schlieren
When, operator shakes handwheel I 57, and the rotation of handwheel I 57 drives trapezoidal screw I 56 to rotate, and nut II 55 is by trapezoidal screw I 56
Rotary motion is converted into linear motion, drives slip blade I 54 to move in a straight line, when slip blade I 54 moves to appropriate location
When, with anti-rotation fixing piece I 58 that trapezoidal screw I 56 is fixed, side baffle I 53 can control the range of the movement of slip blade I 54.
In the above-mentioned technical solutions, the Z axis mobile device 4 includes:
Axle sleeve 41, bottom are fixed on slip blade I 54；
Rack 42 is rotatably connected in the rack shell 43 of 41 side of axle sleeve；One end of the rack 42 connects
There is handwheel II 44；
Column 45, slidable connection is provided in axle sleeve 41, and on the column 45 to be meshed with rack 42
Sawtooth 46；The slidable connection mode of column and axle sleeve are as follows: raised line 451 is provided on column, be provided in axle sleeve with it is convex
The groove 411 that item matches, raised line can slide in groove, play the role of limit sliding.
Anti-rotation fixing piece II 47, comprising: U-shaped folder gripping member II is clamped on rack 42 and close to handwheel II 44；Rotation
Tight bolt is threaded on the open end of U-shaped folder gripping member II；Being extended on the closed end of the U-shaped folder gripping member II has
Connecting pin II, II bolt of connecting pin are fixed on rack shell 43, rack 42 can be clamped in U by screwing bolts
In type clamping piece II, then connecting pin II is fixed on rack shell 43, the position of rack 42 can be fixed, prevent its dozen
It trackslips dynamic；The structure of the anti-rotation fixing piece II 47 is identical as the structure of anti-rotation fixing piece I 58.
In this technical solution, when the Z axis displacement for the transmitting lens device 100 or photographic means for needing to adjust schlieren
When, it drives column 45 to move up and down by II 44 rotate gear bar 42 of handwheel, passes through the fixed rack of anti-rotation fixing piece II 47
42 position.
In the above-mentioned technical solutions, the Y-axis mobile device 6 includes:
Y-axis guide rail seat 61 is connected to the top of column 45；
Parallel linear guide II 62, is separately mounted to the two sides of Y-axis guide rail seat 61；The parallel linear guide II
Sliding block II 63 is slidably connected on 62；One end of the parallel linear guide II 63 is connected with side baffle II 64；
Slip blade II 65, two sides are connected on the sliding block II 63 of parallel linear guide II 62；The slip blade
II 65 bottom is connected with nut III 66；
Trapezoidal screw II 67 is threaded on nut III 66, and one end of the trapezoidal screw II 67 is turned by bearing
Dynamic to be connected on side baffle II 64, the other end is rotatably connected on Y-axis guide rail seat 61 by fixed plate 671 and bearing；And it is described
One end of trapezoidal screw II 67 is connected with handwheel III 68；
Anti-rotation fixing piece III 69, comprising: U-shaped folder gripping member III is clamped on trapezoidal screw II 67 and close to handwheel III
68；Screwing bolts are threaded on the open end of U-shaped folder gripping member III；Extend on the closed end of the U-shaped folder gripping member III and sets
It is equipped with connecting pin III, III bolt of connecting pin is fixed on side baffle II 64.It can be by trapezoidal screw II by screwing bolts
67 are clamped in U-shaped folder gripping member III, and then connecting pin III is fixed on side baffle II 64, can fix trapezoidal screw II 67
Position prevents its rotation of skidding.The structure of the anti-rotation fixing piece III 69 is identical as the structure of anti-rotation fixing piece I 58.
In this technical solution, when the Y-axis displacement for the transmitting lens device 100 or photographic means for needing to adjust schlieren
When, operator shakes handwheel III 68, and the rotation of handwheel III 68 drives trapezoidal screw II 67 to rotate, and nut III 66 is by trapezoidal screw II
67 rotary motion is converted into linear motion, and slip blade II 65 is driven to move in a straight line, when slip blade II 65 move to it is suitable
When position, with anti-rotation fixing piece III 69 that trapezoidal screw II 67 is fixed, side baffle II 64 can control slip blade II 65
The range of movement.
In the above-mentioned technical solutions, the Z axis rotating device 7 includes:
Shell 71 is fixed on slip blade II 65；
Shaft 72 is rotatably connected in shell 71 by rolling bearing I 73 and rolling bearing II 74；
Two feeding bolts 75 being oppositely arranged, are threaded in respectively on the support ear 76 being oppositely arranged；The branch
Support ear 76 is fixed on the outside of shell 71；
Transition block 77, one end are fixedly connected on the top-side of shaft 72, the other end be located at be oppositely arranged two into
To between bolt 75.
In this technical solution, when the transmitting lens device 100 or photographic means for needing to adjust schlieren carry out angle of rotation
When degree is adjusted, operator adjusts the feeding bolt of side, and the stretching by feeding bolt pushes shaft to be rotated about axis, thus
Make to be connected with the rotating shaft the rotation of transmitting mirror charging floor, realizes the adjustable function of the horizontal pivot angle of transmitting mirror, and feed by another
Bolt realizes that position is locked.
In the above-mentioned technical solutions, the winding plant 8 includes:
Motor 80；
Speed reducer 82 is connect with motor 80；
Two reels 83 are located at the two sides of speed reducer 82 and the output axis connection with speed reducer 82；
Two pulley assemblies 84, are arranged in the top of support stand 1, and are located at the top of parallel surface rail 2
End；Two pulley assemblies 84 include pulley 841 and the attachment lug 842 for connecting pulley 841；The attachment lug 842 is solid
It is scheduled on the top of support stand 1；
Wirerope (not shown) is wrapped on two reels 83, and is connected after bypassing the pulley 841 of two pulley assemblies 84
It connects in mounting bracket 3；
Control system 85 comprising:
Box 851 is controlled, is connect with motor 80；
Remote-control handle 852, control box 851 communicate to connect；
Two limit switch (not shown) are separately positioned on the most significant end and least significant end of parallel surface rail 2, and institute
It states limit switch to connect with control box 851, provides signal in place for motor；Wherein, control box, the remote-control handle of control system
It is commercial product with limit switch, can realizes the function of control winding plant.
In this technical solution, wirerope is wound on reel, wirerope is connected around pulley assembly with mounting bracket,
When work, motor control spool turns, spool turns drive wirerope folding and unfolding, so that mounting bracket lifting is controlled, in this way,
When installation and debugging, does not need manpower and hoist carrying transmitting lens device 100 or photographic means；Control system passes through control motor
Start and stop come realize control mounting bracket up and down motion, by limit switch, remote-control handle and control box form.
In the above-mentioned technical solutions, further includes: walking step 101 is arranged on support stand 1, and is located in parallel
Between surface rail 2；Walking step 101 can be convenient operator or more；
Roller bars platform 102 is made of multiple roller bars, and the roller bars platform 102 is arranged on support stand 1,
Clump weight (not shown) is placed on roller bars platform 102；By placing clump weight to increase the steady of support system
It is qualitative；Transport clump weight that can be easy and convenient using roller bars platform can be such that clump weight slides when transporting clump weight；
Retaining mechanism 103, one end are bolted with support stand 1, and the other end is bolted with mounting bracket 3, described
There are four retaining mechanisms 103, is fixed on support stand 3 by the mounting bracket 3 that four retaining mechanisms 103 will slide into position.
In this way, retaining mechanism 103 can limit mounting bracket during the work time because of caused by ground vibration on move down
It is dynamic, improve the stability of mounting bracket；
Baffle 22, is arranged in the top and bottom (not shown) of support stand, and be located at surface rail 2 upper end and
Lower end, altogether there are four baffle on each support stand, baffle is used as mechanical position limitation, is mainly used to the upper of limitation mounting bracket 3
It rises and declines.
Wherein, it in order to protect the parallel surface rail 2 on support stand, is provided in parallel surface rail 2 upper anti-
Shield (not shown) and low protection cover (not shown), upper shield and low protection cover are supported using elastic bellows, elastic bellows
Fabric folding is attached by PVC skeletal support by viscose glue or sewing, and bellows is avoided to collapse deformation.Upper shield is located at
When mounting bracket works on the surface rail 2 of the underface of (position of the mounting bracket in most significant end), upper shield is not required to
It is to be compressed；Low protection cover is on the surface rail 2 of rest part, lower anti-when mounting bracket, which operates in top, fixes position
Shield is stretched to longest, and when mounting bracket runs position fixed to bottom, low protection cover is compressed to most short.
In the present invention, schlieren support system is by 2 sets of transmitting mirror support systems, 2 sets of photographic means support systems and 1
Feeding small handcart and counter weight group are at wherein transmitting mirror support system and photographic means support system use identical support platform
(support system provided in the present invention), the test device only installed are different.
Although the embodiments of the present invention have been disclosed as above, but its is not only in the description and the implementation listed
With it can be fully applied to various fields suitable for the present invention, for those skilled in the art, can be easily
Realize other modification, therefore without departing from the general concept defined in the claims and the equivalent scope, the present invention is simultaneously unlimited
In specific details and legend shown and described herein.
Claims (10)
1. a kind of schlieren support system in wind-tunnel characterized by comprising
Support stand is provided with parallel surface rail；
Mounting bracket, four supporting legs are slidably connected on parallel surface rail by four sliding blocks；The mounting bracket tool
There is parallel horizontal support surface；
X-axis mobile device, is connected in the horizontal support surface of mounting bracket；
Z axis mobile device is connected on the slip blade I of X-axis mobile device；
Y-axis mobile device is connected to the top of Z axis mobile device；
Z axis rotating device is connected on the slip blade II of Y-axis mobile device；
The transmitting lens device or photographic means of schlieren, are connected in the shaft of Z axis rotating device；
Winding plant is connected on support stand, and the wirerope of the winding plant is connected in mounting bracket to drive peace
Dress bracket slides on surface rail.
2. as described in claim 1 for the schlieren support system in wind-tunnel, which is characterized in that the bottom of the support stand
Portion is connected with castor and shock mount.
3. as claimed in claim 2 for the schlieren support system in wind-tunnel, which is characterized in that there are four the shock mounts
And it is distributed in four corners of support stand；The shock mount includes:
Screw rod is threaded on support stand, and the upper end attaching nut of the screw rod is to fix shock mount；
Revolving fragment is adjusted, is fixedly connected on screw rod；
Shockproof base is fixedly connected on the bottom of screw rod.
4. as claimed in claim 2 for the schlieren support system in wind-tunnel, which is characterized in that the shock mount is mounted on
The lower center position of support stand；The shock mount includes:
Worm screw I is rotatably connected on the support stand；
Worm gear I is rotatably connected on the support stand and engages with the worm screw I；
Lead screw passes through the bottom plate of support stand and is connected on the worm gear I；Confession is provided on the bottom plate of the support stand
The siphunculus that screw rod passes through；
Nut I, is threaded on screw rod；
Supporting leg, one end are rotatably connected on the siphunculus of the bottom plate of support stand, and the other end connects rubber bearing；It is described
Supporting leg has three and is evenly distributed on the lower center position of support stand；
Connecting rod, one end are rotatably connected on nut I, and the other end is rotatably connected on supporting leg.
5. as described in claim 1 for the schlieren support system in wind-tunnel, which is characterized in that the X-axis mobile device
Include:
Parallel linear guide I, is separately mounted in the horizontal support surface of mounting bracket；In the parallel linear guide I
Slidably connect slider I；The both ends of the parallel linear guide I are connected with side baffle I；
Slip blade I, two sides are connected in the slider I of parallel linear guide I；The bottom of the slip blade I is connected with
Nut II；
Trapezoidal screw I is threaded on nut II, and the both ends of the trapezoidal screw I pass through bearing and are rotatably connected on side
On baffle I；And one end of the trapezoidal screw I is connected with handwheel I；
Anti-rotation fixing piece I, comprising: U-shaped folder gripping member I is clamped on trapezoidal screw I and close to handwheel I；Screwing bolts,
It is threaded on the open end of U-shaped folder gripping member I；Being extended on the closed end of the U-shaped folder gripping member I has connecting pin I, described
I bolt of connecting pin is fixed on side baffle I.
6. as claimed in claim 5 for the schlieren support system in wind-tunnel, which is characterized in that the Z axis mobile device
Include:
Axle sleeve, bottom are fixed on slip blade I；
Rack is rotatably connected in the rack shell of axle sleeve side；One end of the rack is connected with handwheel II；
Column, slidable connection are provided with the sawtooth being meshed with rack in axle sleeve on the column；
Anti-rotation fixing piece II, comprising: U-shaped folder gripping member II is clamped on rack and close to handwheel II；Screwing bolts,
It is threaded on the open end of U-shaped folder gripping member II；Being extended on the closed end of the U-shaped folder gripping member II has connecting pin II,
II bolt of connecting pin is fixed on rack shell.
7. as claimed in claim 6 for the schlieren support system in wind-tunnel, which is characterized in that the Y-axis mobile device
Include:
Y-axis guide rail seat is connected to the top of column；
Parallel linear guide II, is separately mounted to the two sides of Y-axis guide rail seat；It is slided in the parallel linear guide II
It is connected with sliding block II；One end of the parallel linear guide II is connected with side baffle II；
Slip blade II, two sides are connected on the sliding block II of parallel linear guide II；The bottom of the slip blade II connects
It is connected to nut III；
Trapezoidal screw II is threaded on nut III, and one end of the trapezoidal screw II is rotatably connected on side by bearing
On baffle II, the other end is rotatably connected on Y-axis guide rail seat by bearing；And one end of the trapezoidal screw II is connected with handwheel
Ⅲ；
Anti-rotation fixing piece III, comprising: U-shaped folder gripping member III is clamped on trapezoidal screw II and close to handwheel III；Screw spiral shell
Bolt is threaded on the open end of U-shaped folder gripping member III；Being extended on the closed end of the U-shaped folder gripping member III has connection
End III, III bolt of connecting pin is fixed on side baffle II.
8. as claimed in claim 7 for the schlieren support system in wind-tunnel, which is characterized in that the Z axis rotating device
Include:
Shell is fixed on slip blade II；
Shaft is rotatably connected in shell by rolling bearing I and rolling bearing II；
Two feeding bolts being oppositely arranged, are threaded on the support ear being oppositely arranged respectively；The support ear is fixed
In the outside of shell；
Transition block, one end are fixedly connected on the top-side of shaft, the other end be located at two feeding bolts being oppositely arranged it
Between.
9. as described in claim 1 for the schlieren support system in wind-tunnel, which is characterized in that the winding plant packet
It includes:
Motor；
Speed reducer is connected to motor；
Two reels are located at the two sides of speed reducer and the output axis connection with speed reducer；
Two pulley assemblies, are arranged in the top of support stand, and are located at the top of parallel surface rail；Two institutes
State the attachment lug that pulley assembly includes pulley and connection pulley；The attachment lug is fixed on the top of support stand；
Wirerope is wrapped on two reels, and is connected in mounting bracket after bypassing the pulley of two pulley assemblies；
Control system comprising:
Box is controlled, is connected to motor；
Remote-control handle, control box communication connection；
Two limit switches, are separately positioned on the most significant end and least significant end of parallel surface rail, and the limit switch with
Control box connection.
10. as described in claim 1 for the schlieren support system in wind-tunnel, which is characterized in that further include: walking platform
Rank is arranged on support stand, and between parallel surface rail；
Roller bars platform is made of multiple roller bars, and the roller bars platform is arranged on support stand,
Clump weight is placed on roller bars platform；
Retaining mechanism, one end are bolted with support stand, and the other end is bolted with mounting bracket, and the retaining mechanism has
It four, is fixed on support stand by the mounting bracket that four retaining mechanisms will slide into position；
Baffle is arranged in the top and bottom of support stand, and is located at the upper and lower end of surface rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811633398.7A CN109489935B (en) | 2018-12-29 | 2018-12-29 | Schlieren instrument supporting system used in wind tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811633398.7A CN109489935B (en) | 2018-12-29 | 2018-12-29 | Schlieren instrument supporting system used in wind tunnel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109489935A true CN109489935A (en) | 2019-03-19 |
| CN109489935B CN109489935B (en) | 2024-02-13 |
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ID=65713191
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811633398.7A Active CN109489935B (en) | 2018-12-29 | 2018-12-29 | Schlieren instrument supporting system used in wind tunnel |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113551867A (en) * | 2021-07-19 | 2021-10-26 | 中国空气动力研究与发展中心高速空气动力研究所 | Schlieren instrument support system for wind tunnel test |
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|---|---|
| CN109489935B (en) | 2024-02-13 |
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