CN201318987Y - Programmable control double-stage linkage movable measurement rack device for wind tunnel - Google Patents
Programmable control double-stage linkage movable measurement rack device for wind tunnel Download PDFInfo
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- CN201318987Y CN201318987Y CNU2008201224940U CN200820122494U CN201318987Y CN 201318987 Y CN201318987 Y CN 201318987Y CN U2008201224940 U CNU2008201224940 U CN U2008201224940U CN 200820122494 U CN200820122494 U CN 200820122494U CN 201318987 Y CN201318987 Y CN 201318987Y
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Abstract
The utility model provides a programmable control double-stage linkage movable measurement rack device for a wind tunnel, which has the characteristics of a programmable control double-stage linkage vertical moving measurement mechanism and enables the self-provided probe to move continuously in a vertical measurement region, so that the device not only can perform continuous measurement from the area in the vicinity of the bottom surface of the wind tunnel to the area in the vicinity of the top surface of the wind tunnel, but also can perform in a movable manner measurement in the terrain model and building model areas at the bottom part during the blowing process. The device provided by the utility model resolves the contradiction between the measurement range of the movable measurement rack and the cross-over measurement property of the movable measurement rack, and can greatly improve the movable measurement ability of the movable measurement rack for wind tunnel test.
Description
Technical field
The utility model relates to a kind of program control two-stage interlock wind-tunnel and moves the survey rack device, belongs to experimental aerodynamics boundary layer wind tunnel experimental facilities field.
Background technology
Aerodynamics is a branch of mechanics, the rule of mechanical characteristic when doing relative motion with air or other gas of exploratory flight device or other object, gas flow and follow physicochemical change of generation etc.
Wind-tunnel is a kind of major equipment that carries out the aerodynamics experiment, and it not only plays an important role in the research and development of aerospace engineering, also obtains application more and more widely in fields such as communications and transportation, building construction, Wind Power Utilization and environmental protection.The wind-tunnel principle is to use power-equipment to drive the steady air flow of one speed-controllable in a custom-designed pipeline, makes it flow through the model that is placed in experimental section, measures the aerodynamic force that acts on the model, observation model surface and flow phenomenon on every side etc.
Boundary layer wind tunnel is the wind-tunnel that is used to carry out flow boundary layer research, has long test section so that form the feature of certain thickness turbulent boundary layer.This class wind-tunnel is used for the wind tunnel simulation test of simulation of atmospheric boundary layer more except that the fundamental research that is used for boundary-layer flow, the test of shaking of the wind load that can carry out buildings, works and wind, and the near-earth wind characteristic is tested, environmental fluid mechanics test etc.; Therefore, according to its main research task, boundary layer wind tunnel is also referred to as environmental wind tunnel, building wind-tunnel etc.
Wind-tunnel moves and surveys frame is a kind of pilot system of carrying out traverse measurement in wind-tunnel.Moving of using in the existing boundary layer wind tunnel surveyed frame and had the degree of freedom of three traverse measurements usually, promptly along the test chamber axis direction axially, perpendicular on the vertical and surface level on ground with the side direction of wind-tunnel axis normal, its structure is as shown in Figure 1.Motor-driven unwheeling on two guide rails that are parallel to the wind-tunnel axis can realize moving axially; Horizontal motor-leading screw-slide block-feed rod mechanism in unwheeling can make slide block realize being displaced sideways along two feed rods; Similarly, the motor-leading screw-slide block-feed rod system that is connected in the vertical direction on the vertical slide block can realize vertical moving.Here can see, side direction and vertical travel mechanism, all form (see figure 2) by motor, leading screw, slide block and four basic elements of character of feed rod, we are called an one-level and move the survey parts, its mechanism is: the driven by motor leading screw rotates, slide block is moved along feed rod, and like this, the measuring sensor that is installed on the slide block just can be realized along the traverse measurement of feed rod axis direction.The ultimate range of measuring is the maximum moving distance of slide block on feed rod, and it is called as to move surveys parts stroke or range.Existing boundary layer wind tunnel moves the survey frame, as shown in Figure 1, move and survey parts and constitute by vertically moving unwheeling and side direction and vertical each one-level, this boundary layer wind tunnel moves to be surveyed the shortcoming that frame exists and be: its side direction and vertical traverse measurement distance all do not reach the width and the height of wind-tunnel.Specifically be meant, in boundary layer wind tunnel, vertical measurement range is often from height more than the test chamber bottom surface to 70%, in order to satisfy such height measurement requirement, just need make the stroke that moves the survey parts be not less than 70% test chamber height, the true altitude of these time shift survey parts is approximately equal to the height of test chamber.On the other hand, consider to also have building model, relief block etc. on the test chamber base plate, usually need above model, carry out traverse measurement, so moving the height of surveying parts again can not be too high.Therefore, common boundary layer wind tunnel moves the survey frame generally can not continuous coverage surpass 1/2nd test section height, this brings many inconvenience to wind tunnel test, for example, the height of measuring when plan surpasses vertical when moving the stroke of surveying parts, just need the auxiliary pole of blowing-out adjusting installation probe etc., this not only time-consuming test efficiency that influences also can increase measuring error because of mobile auxiliary pole and probe.
Summary of the invention
In order to overcome the deficiency of prior art said structure, the utility model provides a kind of program control two-stage interlock wind-tunnel to move the survey rack device, it has unique two-stage vertical traverse measurement mechanism that links, its probe of being with can be moved at vertical measurement zone continuously, both can near the continuous coverage wind-tunnel bottom surface near the wind-tunnel end face, make and measure the stroke increase; Can make again simultaneously this move survey mechanism in wind-tunnel buildings or relief block above and measure (also promptly cross over and measure) on every side.The technical scheme that its technical matters that solves the utility model adopts is:
A kind of program control two-stage interlock wind-tunnel moves the survey rack device, the one-level wind-tunnel moves surveys frame by vertically moving unwheeling, article two, the longitudinal rail 5 that is parallel to the wind-tunnel axis, the side direction one-level moving-member and the first vertical one-level are moved and are surveyed parts and constitute, wherein, the described side direction one-level moving-member and the described first vertical one-level moving-member are by motor 1, leading screw 2,4 four basic elements of character of feed rod 3 and slide block constitute, described slide block 4 comprises side slide block 41 and vertical slide block 42, respectively there are two movable stand wheels 6 described both sides of driving, and described vertical moving on the vertical slide block 42 of surveying parts is equipped with probe holder 7; Wherein, described unwheeling is installed on the described guide rail 5 by moving survey frame wheel 6, is driven by motor 1 and realizes moving axially; It is horizontal in described unwheeling that described side direction one-level is moved the survey parts, realizes being displaced sideways along two feed rods 3 by side slide block 41; The described first vertical one-level is moved and is surveyed the driving shaft of parts by motor 1 and be vertically connected on the side slide block 41, and vertical slide block 42 is realized vertical mobile under the driving of motor 1.
This program control two-stage interlock wind-tunnel moves the structural feature of surveying the rack device technical scheme and is: move at the one-level wind-tunnel and survey on the frame basis, move to survey in the described first vertical one-level by vertical slide block 42 and connect the second vertical one-level on the parts and move the survey parts, constitute two-stage and move the survey parts, the described second vertical one-level is moved and is surveyed parts and the described first vertical one-level to move the survey modular construction identical; Described connection is meant, the second vertical one-level is moved and surveyed parts and be installed in the first vertical one-level and move on the vertical slide block 42 of surveying parts.The described second vertical probe holder 7 of surveying parts that moves can move at vertical measurement zone continuously, both can be near the wind-tunnel end face near the continuous coverage wind-tunnel bottom surface, simultaneously again can be in the blowing process relief block on the bottom and building model district carry out traverse measurement.It is that two one-levels are moved and surveyed parts stroke sum that this two-stage is moved the stroke of surveying parts, and this two-stage is moved the height of surveying parts and had only an one-level to move the height of surveying parts.This device utilizes two one-levels of computer realization to move to survey stepper motor program control of parts, makes these two one-levels move the stepper motor of surveying parts and unites the execution move operation, is installed in second probe that moves on the slide block of surveying parts thereby move.Described two-stage is moved the survey parts and is had the height of measurement (length) degree high (length) and the high two-fold advantage of leap model height, has realized moving the leap measurement of surveying parts.
The beneficial effects of the utility model are: the program control two-stage interlock wind-tunnel that provides according to the utility model moves to be surveyed rack device and makes boundary layer wind tunnel move the measurement range of surveying frame greatly to improve, also reduced simultaneously to move the size of surveying parts, solved and moved the range of surveying parts and the contradiction of crossing between the measurement performance, overcome because of existing move that survey frame range brings inadequately repeat to install inconvenience that detection instrument causes and the shortcoming that influences measuring accuracy.
Description of drawings
Fig. 1 surveys the shelf structure synoptic diagram for typical one-level wind-tunnel in the prior art moves;
Fig. 2 is that typical vertical one-level is moved survey modular construction synoptic diagram in the prior art;
Fig. 3 moves according to two-stage interlock of the present utility model to survey the modular construction synoptic diagram;
Fig. 4 moves according to boundary layer wind tunnel two-stage interlock of the present utility model to survey the shelf structure synoptic diagram.
Illustrate: in Fig. 1,1-motor, 2-leading screw, 3-feed rod, 4-slide block (wherein, 41-side slide block, the vertical slide block of 42-), 5-longitudinal rail, 6-move surveys the frame wheel; In Fig. 2,1-motor, 2-leading screw, 3-feed rod, 4-slide block, 7-probe holder; In Fig. 4,10-drives, and 20-side direction one-level is moved the survey parts, and the vertical two-stage interlock of 30-moves the survey parts.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail:
Embodiment 1: move in conjunction with the vertical one-level of Fig. 2 and survey shown in the modular construction figure, shown in Figure 3 moving according to two-stage interlock of the present utility model surveyed parts and moved by two one-levels and survey unit construction and form, the first vertical one-level is moved the survey parts and is moved the survey parts by the vertical slide block 42 connections second vertical one-level, first, second vertical one-level is moved and is surveyed parts and constitute the two-stage interlock and move the survey parts, and the second vertical one-level is moved and surveyed parts and the first vertical one-level to move the survey modular construction identical.
Two one-levels are moved the slide block of surveying parts all get back to zero-bit, it is that two one-levels are moved survey parts stroke sum that two-stage is moved the stroke of surveying parts, and it highly has only one to move the height of surveying parts.Moving the stepper motor of surveying parts with two one-levels of computer program-control makes them unite to carry out to move and be installed in second probe that moves on the slide block of surveying parts.Therefore two-stage is moved and is surveyed parts and have and measure high (length) degree higher (length) and the higher two-fold advantage of leap model height, has solved the existing shortcoming of moving the survey frame of having only one-level to move the survey parts.
Embodiment 2: Fig. 4 moves according to two-stage of the present utility model interlock wind-tunnel to survey frame modular construction synoptic diagram, and it is moved by unwheeling 10, the side direction one-level of frame on the axial double track of wind-tunnel and surveys parts 20 and the interlock of vertical two-stage and move and survey parts 30 and constitute.
Shown in Fig. 1 and Fig. 4, side direction one-level moving-member 20 and the interlock of vertical two-stage move first, second vertical one-level moving-member of surveying parts 30 and constitute by motor 1, leading screw 2, feed rod 3 and 4 four basic elements of character of slide block.Slide block 4 comprises side slide block 41 and vertical slide block 42, and each 4 movable stands wheel 6, the first vertical one-level of 10 both sides of driving are moved on the vertical slide block 42 of surveying parts probe holder 7 is installed; Unwheeling is installed on the guide rail 5 by moving survey frame wheel 6, is driven by motor 1 and realizes moving axially; It is horizontal in described unwheeling that the side direction one-level is moved the survey parts, realizes being displaced sideways along two feed rods 3 by side slide block 41; The first vertical one-level is moved and is surveyed the driving shaft of parts by motor 1 and be vertically connected on the side slide block 41, and vertical slide block 42 is realized vertical mobile under the driving of motor 1.Move on the survey frame basis at the one-level wind-tunnel, move to survey in the first vertical one-level by vertical slide block 42 and connect the second vertical one-level on the parts and move the survey parts, first, second vertical one-level is moved and is surveyed parts and constitute the two-stage interlock and move the survey parts, and the second vertical one-level is moved and surveyed parts and the first vertical one-level to move the survey modular construction identical.
By control unwheeling driven by motor wheel, the side direction one-level is moved the survey frame and can be moved vertically, move motor-leading screw of surveying parts by control side direction one-level, the two-stage interlock that can drive side slide block 41 and upward install moves the survey parts and is displaced sideways along wind-tunnel, control two-stage interlock moves two motors surveying parts, can make to be installed in the second vertical one-level and to move the probe holder of surveying on the parts and carry out vertical moving.This device utilizes two one-levels of computer realization to move to survey stepper motor program control of parts, makes these two one-levels move the stepper motor of surveying parts and unites the execution move operation, is installed in second probe that moves on the slide block of surveying parts thereby move.Because this device is realized the two-stage interlock, this makes second to move that probe can either be near the continuous coverage test chamber bottom surface to surpassing 70% above test section height on the slide block of surveying parts, simultaneously model that again can be on the bottom is (as relief block, building model, its height can reach 40% test section height) top carries out traverse measurement.
Above-mentioned only is preferred embodiment of the present utility model, is not used for limiting practical range of the present utility model.That is to say that any equal variation and modification of being made according to claim scope of the present utility model is all claim scope of the present utility model and contains.
Claims (6)
1. a program control two-stage interlock wind-tunnel moves the survey rack device, the one-level wind-tunnel moves surveys frame by vertically moving unwheeling, article two, the longitudinal rail (5) that is parallel to the wind-tunnel axis, the side direction one-level moving-member and the first vertical one-level are moved and are surveyed parts and constitute, wherein, the described side direction one-level moving-member and the described first vertical one-level moving-member are by motor (1), leading screw (2), (4) four basic elements of character of feed rod (3) and slide block constitute, described slide block (4) comprises side slide block (41) and vertical slide block (42), describedly drive to have each 4 movable stands wheel (6) of both sides, described vertical moving on the vertical slide block (42) of surveying parts is equipped with probe holder (7); Wherein, described unwheeling is installed on the described guide rail (5) by moving survey frame wheel (6), is driven by motor (1) and realizes moving axially; It is horizontal in described unwheeling that described side direction one-level is moved the survey parts, realizes being displaced sideways along two feed rods (3) by side slide block (41); The described first vertical one-level is moved and is surveyed the driving shaft of parts by motor (1) and be vertically connected on the vertical slide block (42), under the driving of motor (1), realize vertical moving, it is characterized in that: move at the one-level wind-tunnel and survey on the frame basis, move to survey in the described first vertical one-level by vertical slide block (42) and connect the second vertical one-level on the parts and move the survey parts, constitute the vertical survey parts that move of two-stage.
2. a kind of program control two-stage interlock wind-tunnel according to claim 1 moves the survey rack device, it is characterized in that, the described second vertical one-level is moved and surveyed parts and the described first vertical one-level to move the survey modular construction identical.
3. a kind of program control two-stage interlock wind-tunnel according to claim 1 moves the survey rack device, it is characterized in that, described connection is meant that the second vertical one-level is moved and surveys parts and be installed in the first vertical one-level and move on the vertical slide block (42) of surveying parts.
4. a kind of program control two-stage interlock wind-tunnel according to claim 1 moves the survey rack device, it is characterized in that, the probe holder of the described second vertical one-level measurement component can move at vertical measurement zone continuously, both can be near the wind-tunnel end face near the continuous coverage wind-tunnel bottom surface, simultaneously again can be in the blowing process relief block on the bottom and building model district carry out traverse measurement.
5. a kind of program control two-stage interlock wind-tunnel according to claim 1 moves the survey rack device, it is characterized in that, it is that two one-levels are moved and surveyed parts stroke sum that described two-stage is moved the stroke of surveying parts, and described two-stage is moved the height of surveying parts and had only an one-level to move the height of surveying parts.
6. a kind of program control two-stage interlock wind-tunnel according to claim 1 moves the survey rack device, it is characterized in that computing machine connects two vertical one-levels and moves the stepper motor of surveying parts, and stepper motor connects second probe that moves on the slide block of surveying parts.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201224940U CN201318987Y (en) | 2008-09-12 | 2008-09-12 | Programmable control double-stage linkage movable measurement rack device for wind tunnel |
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| Application Number | Priority Date | Filing Date | Title |
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| CNU2008201224940U CN201318987Y (en) | 2008-09-12 | 2008-09-12 | Programmable control double-stage linkage movable measurement rack device for wind tunnel |
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| CN201318987Y true CN201318987Y (en) | 2009-09-30 |
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| CNU2008201224940U Expired - Fee Related CN201318987Y (en) | 2008-09-12 | 2008-09-12 | Programmable control double-stage linkage movable measurement rack device for wind tunnel |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102023076A (en) * | 2010-11-18 | 2011-04-20 | 西南交通大学 | Wind tunnel testing device of section model of composite structure |
| CN102175417A (en) * | 2010-11-30 | 2011-09-07 | 哈尔滨工业大学 | Spatial positioning test rack for use in tunnel body of wind tunnel |
| CN102500653A (en) * | 2011-11-18 | 2012-06-20 | 奇瑞汽车股份有限公司 | Bracket |
| CN103323043A (en) * | 2013-06-03 | 2013-09-25 | 北京国电龙源环保工程有限公司 | Probe positioning device and method for flow field measurement |
| CN103575498A (en) * | 2013-11-13 | 2014-02-12 | 中国航空工业集团公司西安飞机设计研究所 | Outfield testing device of airplane tail jet flow field |
| CN103728090A (en) * | 2014-01-17 | 2014-04-16 | 中国航空工业集团公司哈尔滨空气动力研究所 | Large wind tunnel large-stroke axial reciprocation shift measuring device and testing method thereof |
| CN104614148A (en) * | 2015-01-30 | 2015-05-13 | 长沙理工大学 | Mobile testing device applied to wind field characteristic wind tunnel test of terrain model |
| CN105545357A (en) * | 2015-12-31 | 2016-05-04 | 煤炭科学技术研究院有限公司 | Multipoint movable type air quantity measuring device in underground coal mine |
| CN106370389A (en) * | 2016-11-21 | 2017-02-01 | 青岛海信日立空调***有限公司 | Air conditioner wind field test equipment and control method thereof |
| CN107654799A (en) * | 2017-11-08 | 2018-02-02 | 苏州大学 | Wind-tunnel wind resistance tests the ground leg structure of locating platform |
| CN108007665A (en) * | 2017-11-09 | 2018-05-08 | 中国石油大学(华东) | A kind of wind-tunnel inner sensor erecting device and method |
| CN108844710A (en) * | 2018-07-13 | 2018-11-20 | 中国空气动力研究与发展中心低速空气动力研究所 | A kind of icing wind tunnel test ice shape measurement method |
| CN109724769A (en) * | 2019-03-15 | 2019-05-07 | 重庆恩倍克科技有限公司 | A kind of mobile school survey device of routine hypersonic wind tunnel |
| CN114518212A (en) * | 2022-04-20 | 2022-05-20 | 中国空气动力研究与发展中心设备设计与测试技术研究所 | Simple device for realizing large-range flow field displacement measurement in limited space |
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2008
- 2008-09-12 CN CNU2008201224940U patent/CN201318987Y/en not_active Expired - Fee Related
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102023076A (en) * | 2010-11-18 | 2011-04-20 | 西南交通大学 | Wind tunnel testing device of section model of composite structure |
| CN102175417A (en) * | 2010-11-30 | 2011-09-07 | 哈尔滨工业大学 | Spatial positioning test rack for use in tunnel body of wind tunnel |
| CN102500653A (en) * | 2011-11-18 | 2012-06-20 | 奇瑞汽车股份有限公司 | Bracket |
| CN103323043B (en) * | 2013-06-03 | 2016-04-06 | 北京国电龙源环保工程有限公司 | For probe locating device and the probe localization method of flow invariance |
| CN103323043A (en) * | 2013-06-03 | 2013-09-25 | 北京国电龙源环保工程有限公司 | Probe positioning device and method for flow field measurement |
| CN103575498A (en) * | 2013-11-13 | 2014-02-12 | 中国航空工业集团公司西安飞机设计研究所 | Outfield testing device of airplane tail jet flow field |
| CN103575498B (en) * | 2013-11-13 | 2017-02-22 | 中国航空工业集团公司西安飞机设计研究所 | Outfield testing device of airplane tail jet flow field |
| CN103728090B (en) * | 2014-01-17 | 2016-05-04 | 中国航空工业集团公司哈尔滨空气动力研究所 | Large tunnel large stroke axial reciprocating movable measuring device and method of testing thereof |
| CN103728090A (en) * | 2014-01-17 | 2014-04-16 | 中国航空工业集团公司哈尔滨空气动力研究所 | Large wind tunnel large-stroke axial reciprocation shift measuring device and testing method thereof |
| CN104614148A (en) * | 2015-01-30 | 2015-05-13 | 长沙理工大学 | Mobile testing device applied to wind field characteristic wind tunnel test of terrain model |
| CN105545357A (en) * | 2015-12-31 | 2016-05-04 | 煤炭科学技术研究院有限公司 | Multipoint movable type air quantity measuring device in underground coal mine |
| CN106370389A (en) * | 2016-11-21 | 2017-02-01 | 青岛海信日立空调***有限公司 | Air conditioner wind field test equipment and control method thereof |
| CN107654799A (en) * | 2017-11-08 | 2018-02-02 | 苏州大学 | Wind-tunnel wind resistance tests the ground leg structure of locating platform |
| CN108007665A (en) * | 2017-11-09 | 2018-05-08 | 中国石油大学(华东) | A kind of wind-tunnel inner sensor erecting device and method |
| CN108844710A (en) * | 2018-07-13 | 2018-11-20 | 中国空气动力研究与发展中心低速空气动力研究所 | A kind of icing wind tunnel test ice shape measurement method |
| CN109724769A (en) * | 2019-03-15 | 2019-05-07 | 重庆恩倍克科技有限公司 | A kind of mobile school survey device of routine hypersonic wind tunnel |
| CN109724769B (en) * | 2019-03-15 | 2021-05-11 | 绍兴市明靓科技信息咨询有限公司 | Conventional hypersonic wind tunnel movement correcting and measuring device |
| CN114518212A (en) * | 2022-04-20 | 2022-05-20 | 中国空气动力研究与发展中心设备设计与测试技术研究所 | Simple device for realizing large-range flow field displacement measurement in limited space |
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20090930 Termination date: 20120912 |