CN216433464U - Intelligent wind tunnel measurement and control system - Google Patents

Abstract

The utility model discloses an intelligence wind-tunnel system of observing and controling, including a miniaturized wind-tunnel and can with the casing of wind-tunnel cooperation installation, still including the control unit, the detecting element that are used for acquireing the etalon and the test parameter that awaits measuring and be used for showing the display element of etalon and the test parameter that awaits measuring, the control unit respectively with the detecting element with display element communication connection. The utility model provides a pair of intelligence wind-tunnel system of observing and controling, the system is small, compact structure, mobility are good, and degree of automation is high, and the test process can realize the automatic detection of etalon and the piece that awaits measuring, mark and test data's real time monitoring, collection and printing by a key, and the operation process is convenient, efficiency of software testing is high, can wide application in the experiment and the test requirement of relevant meteorological instrument under the low-speed wind-tunnel environment.

Description

Intelligent wind tunnel measurement and control system

Technical Field

The utility model relates to a wind-tunnel technical field especially relates to an intelligence wind-tunnel system of observing and controling.

Background

The wind tunnel is a device which uses a power device to drive a controllable airflow in a pipeline system designed according to certain requirements, performs various aerodynamic experiments according to the principle of relativity and similarity of motion by simulating the flowing condition of the surrounding gas of an aircraft or an entity, and can be used for measuring the aerodynamic characteristics of an aircraft model or a specific product in a specific flow field. The wind tunnel is one of the most direct and effective tools widely used in aerodynamic research and test, mainly comprises a tunnel body, a driving system and a measurement control system, and can be divided into a low-speed wind tunnel, a high-speed wind tunnel, an ultrasonic wind tunnel and the like according to the speed range of a test area.

Traditional wind-tunnel, its is bulky, the consumption is big, the noise is big, the wind jumping nature that blows out in the wind-tunnel is also big, the test result is unstable, and start and stop process consumption time is long, in the in-service use process, the situation that uses large-scale wind-tunnel to test miniature product still can appear usually, the consuming time and the wasting force of test procedure, and simultaneously, traditional wind-tunnel is because of its bulky problem, there is the characteristic of being not convenient for to remove, therefore, traditional wind-tunnel, the efficiency of test and use is lower, can't satisfy the nimble and diversified test demand in market.

In view of this, how to overcome the defects existing in the prior art and solve the above technical problems is a difficult problem to be solved in the technical field.

SUMMERY OF THE UTILITY MODEL

The utility model provides an intelligence wind-tunnel system of observing and controling, whole system of observing and controling is small, compact structure, mobility are good, and degree of automation is high, and the test process can realize the automatic detection of etalon and the piece that awaits measuring, mark and test data's real time monitoring, collection and printing by a key, and the operation process is convenient, efficiency of software testing is high, can wide application in the experiment and the test requirement of relevant meteorological instrument under the low-speed wind-tunnel environment.

The utility model provides an intelligence wind-tunnel system of observing and controling, include:

the wind tunnel comprises a miniaturized wind tunnel 1 and a shell 2 which can be installed in a matched mode with the wind tunnel 1, and further comprises a control unit 100 used for obtaining a standard device and test parameters of a to-be-tested element, a detection unit 200 and a display unit 300 used for displaying the test parameters of the standard device and the to-be-tested element, wherein the control unit 100 is in communication connection with the detection unit 200 and the display unit 300 respectively.

Preferably, the wind tunnel 1 is provided with an air inlet and an air outlet, and according to the flow direction of the wind, the wind tunnel 1 comprises a protective cover 11, a first contraction air channel 12, a fan 13, a second contraction air channel 14 and a honeycomb device 15; the protective cover 11 is arranged at the air inlet, the first contraction air channel 12 is connected with the second contraction air channel 14, the fan 13 is arranged in the first contraction air channel 12, the honeycomb device 15 is arranged in the second contraction air channel 14, and under the action of the fan 13, wind flowing through the wind tunnel 1 forms a test area for testing the standard device and the piece to be tested.

Preferably, the device further comprises a laser assembly 3, and laser energy emitted by the laser assembly 3 can point to a preset position in the test area to be used for positioning the standard device and the to-be-measured piece.

Preferably, still include sliding assembly 4, sliding assembly 4 locate the air outlet and with the etalon is connected with the piece that awaits measuring, sliding assembly 4 can make etalon and the piece that awaits measuring move in the test area.

Preferably, still include and observe and control panel 5, observe and control panel 5 locates casing 2, observe and control panel 5 is used for right control unit 100, detecting element 200 and display element 300 carry out visual regulation.

Preferably, the test device further comprises a printing module 6, wherein the printing module 6 is arranged on the housing 2, is controlled by the control unit 100, and is used for printing the test parameters of the standard device and the test object.

Preferably, the air conditioner further comprises a driving unit 400, wherein the driving unit 400 is controlled by the control unit 100, and the driving unit 400 is used for driving the fan 13.

Preferably, the portable electronic device further comprises a heat dissipation module 6, wherein the heat dissipation module 6 is disposed in the housing 2, and the heat dissipation module 6 is configured to dissipate heat of the driving unit 400.

Preferably, the standard device and the test parameter of the to-be-tested piece comprise one or more of wind speed, wind direction, temperature, humidity and pressure.

Preferably, the standard device and the piece to be measured are mechanical wind speed sensors or ultrasonic wind speed sensors.

Through the utility model provides a technical scheme, the beneficial effect that can obtain is:

the utility model discloses the miniaturized wind-tunnel that uses realizes the pressure boost step by step of air current in the shrink wind channel through ingenious structural design, can effectively promote the intensity of air current, and then satisfies the test requirement of different products.

Further, the utility model discloses a high integrated automatic system of observing and controling can realize a key automated inspection, mark, analysis and print, has effectively avoided manual operation's inconvenience and error, and efficiency of software testing is high.

Further, the utility model discloses a laser instrument subassembly and the slip subassembly that set up can realize the accurate location of etalon and the piece that awaits measuring, and the test result is accurate reliable.

Overall speaking, the utility model provides an intelligence wind-tunnel system of observing and controling, whole system of observing and controling is small, compact structure, mobility are good, and degree of automation is high, and the test process can realize the automatic detection of etalon and the piece that awaits measuring, mark and test data's real time monitoring, collection and printing by a key, and the operation process is convenient, efficiency of software testing is high, can wide application in the experiment and the test requirement of relevant meteorological instrument under the low-speed wind-tunnel environment.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is an explosion schematic diagram of an intelligent wind tunnel measurement and control system provided in embodiment 1 of the present invention;

fig. 2 is a schematic structural diagram of an intelligent wind tunnel measurement and control system provided in embodiment 1 of the present invention;

fig. 3 is a schematic structural diagram of an intelligent wind tunnel measurement and control system provided in embodiment 1 of the present invention;

fig. 4 is a front view of an intelligent wind tunnel measurement and control system provided in embodiment 1 of the present invention;

fig. 5 is a top view of an intelligent wind tunnel measurement and control system provided in embodiment 1 of the present invention;

fig. 6 is a left side view of an intelligent wind tunnel measurement and control system provided in embodiment 1 of the present invention;

fig. 7 is a right side view of an intelligent wind tunnel measurement and control system provided in embodiment 1 of the present invention;

fig. 8 is a schematic view of a wind tunnel structure of an intelligent wind tunnel measurement and control system provided in embodiment 1 of the present invention;

fig. 9 is a schematic structural view of a laser component of an intelligent wind tunnel measurement and control system provided in embodiment 1 of the present invention;

fig. 10 is a schematic structural view of a sliding assembly of an intelligent wind tunnel measurement and control system provided in embodiment 1 of the present invention;

fig. 11 is a schematic connection diagram of an intelligent wind tunnel measurement and control system provided in embodiment 1 of the present invention;

fig. 12 is a schematic connection diagram of an intelligent wind tunnel measurement and control system provided in embodiment 2 of the present invention;

fig. 13 is a schematic connection diagram of the intelligent wind tunnel measurement and control system provided by embodiment 3 of the present invention.

In the drawings, like reference numerals are used to designate like parts or structures, wherein:

1-a wind tunnel, 11-a protective cover, 12-a first contracted air duct, 13-a fan, 14-a second contracted air duct, 15-a honeycomb device, 2-a shell, 21-an upper cover, 22-a base, 3-a laser component, 31-a laser, 32-a fixed end, 4-a sliding component, 41-a sliding rail, 42-a sliding plate, 5-a measurement and control panel, 51-a display, 52-an operation key, 6-a printing module and 7-a heat dissipation module;

100-control unit, 200-detection unit, 300-display unit, 400-drive unit.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, the terms "inside", "outside", "longitudinal", "lateral", "up", "down", "top", "bottom", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of describing the present invention but do not require that the present invention must be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

Furthermore, the technical features mentioned in the embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

The first embodiment is as follows:

in this embodiment, an intelligent wind tunnel measurement and control system is provided, as shown in fig. 1 to 11, including:

compared with the common wind tunnel in the market, in the embodiment, the whole length of the wind tunnel 1 is less than 1.5 meters, the housing 2 is manufactured according to the appearance structure of the wind tunnel 1, and can meet a certain sealing requirement after being installed in cooperation with the wind tunnel 1, on one hand, the housing 2 can protect the wind tunnel 1 in all directions, and on the other hand, a proper space can be reserved for other components installed on the housing 2, in the embodiment, the housing 2 mainly comprises an upper cover 21 and a base 22, the upper cover 21 and the base 22 can be fixed in a mechanical fixing mode, such as a clamping fixing mode, a welding fixing mode or a screw fixing mode, and similarly, the housing 2 can be further arranged into a left part and a right part or an integrated forming mode, and can also achieve the sealing effect realized by being installed in cooperation with the wind tunnel 1, as shown in fig. 11, the intelligent wind tunnel measurement and control system in this embodiment includes a control unit 100 for obtaining test parameters of a standard device and a to-be-tested object, a detection unit 200, and a display unit 300 for displaying the test parameters of the standard device and the to-be-tested object, where the control unit 100 is in communication connection with the detection unit 200 and the display unit 300, respectively, the standard device, also commonly referred to as a pair pipe, a standard pipe, or a standard object, is a qualified product through verification or calibration, and is generally used for comparison with the to-be-tested object, and the to-be-tested object, also commonly referred to as a to-be-tested object, is a product whose performance or state needs to be further determined, and in order to convert an air flow in a natural state into an experimental air flow required for testing the standard device and the to-be-tested object, in this embodiment, as shown in the drawings, the wind tunnel 1 is provided with an air inlet and an air outlet, according to a flow direction of wind, as shown in fig. 1, the wind tunnel 1 comprises a protective cover 11, a first contraction air channel 12, a fan 13, a second contraction air channel 14 and a honeycomb device 15; wherein, the protective cover 11 is arranged at the air inlet, the first contraction air channel 12 and the second contraction air channel 14 are connected with each other, the fan 13 is arranged in the first contraction air channel 12, the honeycomb device 15 is arranged in the second contraction air channel 14, under the action of the fan 13, the wind flowing through the wind tunnel 1 forms a test area for testing the standard device and the to-be-tested piece, the protective cover 11 is arranged at the air inlet, on one hand, foreign matters can be effectively prevented from entering the wind tunnel 1 or the shell 2, on the other hand, the wind flowing into the wind tunnel can be divided for the first time, the first contraction air channel 12 mainly comprises three parts of two stable sections and a contraction section, the contraction section is positioned between the two stable sections, the three parts can be mechanically connected or integrally formed, and the first contraction air channel 12 can finally realize the process of wind-steady flow pressurization-steady flow re-flow stabilization, the fan 13 may be set according to the test requirements of the standard device and the piece to be tested, if the standard device and the piece to be tested require strong experimental airflow, one high-power fan 13 may be used, and a plurality of low-power fans 13 may also be used, and finally the purpose of measurement can be achieved, it should be noted that, when a plurality of low-power fans 13 are used, in order to ensure uniformity and stability of wind, the fans 13 are preferably of the same model, when set, the fans 13 are preferably arranged in a transverse or longitudinal matrix, the second contracted air duct 14 mainly includes a rectifier, the rectifier is integrally formed, the rectifier also includes a plurality of stationary sections and contracted sections, based on the same principle as the first contracted air duct 12, the second contracted air duct 14 can further achieve steady flow and pressurization of wind, the honeycomb device 15 is disposed in the second contracted air duct 14, the honeycomb device 15 can divide the wind for the second time, and the wind flows out from the steady flow section of the second contraction air duct 14 through the series of processes of dividing, pressurizing and stabilizing the wind, and finally the flowing wind forms a test area for testing the standard device and the to-be-tested piece.

In order to ensure the coordinates and point locations of the standard device and the device to be tested to be confirmed and unified, as shown in fig. 1, the laser assembly 3 is further included, the laser energy emitted by the laser component 3 points to a preset position in the test area for positioning the standard device and the piece to be measured, in this embodiment, the laser assembly 3 is disposed near the air inlet, and therefore near the air inlet, the resulting effect on the experimental gas flow due to the blockage of the laser assembly 3 can be reduced, as shown in figure 9, the laser assembly 3 comprises a laser 31 and a fixed end 32, the laser 31 is fixed on the fixed end 32, the fixed end 32 can freely adjust the direction of the laser 31 according to the use requirement, therefore, laser positioning is realized, and as a typical application mode, the laser 31 can also detect the distance and the rotating speed between the standard device and the piece to be detected; in order to further improve the accuracy of the test, in this embodiment, as shown in fig. 1, a sliding assembly 4 is further included, the sliding component 4 is arranged at the air outlet and is connected with the standard device and the piece to be tested, the sliding component 4 can enable the standard device and the piece to be tested to move in the test area, as shown in fig. 10, the sliding assembly 4 includes a sliding rail 41 and a sliding plate 42, the sliding plate 42 can slide on the sliding rail 41, the slide rail 41 is fixed with the shell 2, the slide plate 42 is fixed with the standard device and the piece to be measured, the slide plate 42 slides on the slide rail 41 to move the standard and the object to be tested in the test area, the moving directions of the standard device and the piece to be measured are vertical to the wind direction, which is a preferred implementation mode, when the sliding plate 42 slides on the sliding rail 41, an electric driving mode is adopted, and the laser assembly 3 is used in a matching mode, so that the testing accuracy is further improved.

In order to enhance the visualization and convenience of the operation, the embodiment provides an intelligent wind tunnel measurement and control system, which is high in automation and integration level, as shown in fig. 1, further includes a measurement and control panel 5, the measurement and control panel 5 is disposed on the housing 2, the measurement and control panel 5 is used for visually adjusting the control unit 100, the detection unit 200 and the display unit 300, as shown in fig. 4-5, the measurement and control panel 5 includes a display 51 and a plurality of operation keys 52, the display 51 and the operation keys 52 are integrated in a panel area, so as to facilitate the observation and operation of a user, wherein the operation keys 52 include a system stop key, a laser control key, a fan control key, a slide rail control key, a display control key, and the like, the operation keys 52 can be integrally configured according to the needs of actual use, it should be noted that, in this embodiment, the housing 2 is further provided with a certain number of data communication interfaces, for example, the USB interface can be externally connected with a PC terminal and related instruments and meters when necessary, so as to realize real-time monitoring, analysis and export of the operation condition of the measurement and control system and the detection data.

In this embodiment, an intelligent wind tunnel measurement and control system is provided as one specific application scenario, as shown in fig. 1 to 7, this embodiment is described by taking a mechanical three-cup wind speed sensor as an example, that is, the standard device and the to-be-measured piece are both three-cup wind speed sensors, one of the standard device and the to-be-measured piece is a standard device, the other is a to-be-measured piece, when in use, the standard device and the to-be-measured piece are respectively fixed on a sliding plate 42 by using a clamp, so that the standard device and the to-be-measured piece are approximately flush, the intelligent wind tunnel measurement and control system is started, a display 51 is automatically turned on, an adjusting sliding plate 42 starts to slide by operating an operation key 52, the standard device automatically slides to a test area of an air outlet, a laser 31 is started, the laser 31 automatically positions the standard device, at this time, the standard device automatically detects wind in the test area, after the detection is completed, a detection value of the standard device is automatically led into the system, meanwhile, the system automatically completes the calibration with the standard device, the control key 52 is operated to enable the adjusting sliding plate 42 to start sliding, the piece to be tested automatically slides to the designated position of the laser 31 in the test area of the air outlet, the piece to be tested is tested based on the same mode of the test standard device, after the test of the piece to be tested is completed, the system automatically compares the detection value of the standard device with the detection value of the piece to be tested, the qualification condition of the piece to be tested is automatically calibrated, the test result is displayed, and the test is completed. During the testing process, the display 51 can monitor, collect and display the data of the test in real time.

It should be noted that, in the above test process, the standard device and the to-be-tested piece both slide to the designated position of the laser 31 for testing, which is equivalent to a static test process, the intelligent wind tunnel measurement and control system provided in this embodiment can also provide another test mode, that is, a dynamic test process is realized, that is, a one-key automatic test is realized, when in use, the standard device and the to-be-tested piece are respectively fixed on the sliding plate 42 by using a clamp, so that the standard device and the to-be-tested piece are approximately flush, the adjusting sliding plate 42 starts to slide by operating the operation and control key 52, and the standard device and the to-be-tested piece successively pass through the test area of the air opening, that is, the test of the standard device and the to-be-tested piece is automatically completed.

It should be noted that, in this embodiment and the related drawings thereof, the standard device and the to-be-tested piece are exemplified by a mechanical three-cup wind speed sensor, and within the measurement range of the intelligent wind tunnel measurement and control system provided in this embodiment, detection of various meteorological instruments related to detection items of wind direction, wind speed, and the like of other models is also satisfied, for example, the standard device and the to-be-tested piece may also be a mechanical wind speed sensor or an ultrasonic wind speed sensor of other models, and the test parameters of the standard device and the to-be-tested piece may be one or more of wind speed, wind direction, temperature, humidity, and pressure.

Example two:

on the basis of the first embodiment, in order to reduce the inconvenience of data records such as the derivation or the extraction of the standard device and the test parameters of the to-be-tested piece, the present embodiment provides an intelligent wind tunnel measurement and control system, as shown in fig. 12, preferably, the system further includes a printing module 6, the printing module 6 is arranged on the casing 2 and controlled by the control unit 100, and is used for printing the test parameters of the standard device and the to-be-tested piece, and when necessary, the one-key printing of the test parameters and the test results can be automatically set, so that the use process is convenient and fast.

Example three:

in order to reduce the time for starting the system and simultaneously achieve that the wind in the test area can quickly meet the test requirement, on the basis of the first embodiment and the second embodiment, as shown in fig. 13, the embodiment provides an intelligent wind tunnel measurement and control system further comprising a driving unit 400, wherein the driving unit 400 is controlled by the control unit 100, the driving unit 400 is used for driving the fan 13, and under the action of the driving unit 400, the fan 13 quickly operates in a short time, so that the speed of the wind is quickly increased, the wind in the test area can quickly meet the test requirement, and the test efficiency is further improved. On the premise of being capable of rapidly meeting the test requirement, in order to further increase the stability and reliability of the system in the long-time operation process in consideration of, for example, a large number of products to be tested in batch, as shown in fig. 1, the test device further includes a heat dissipation module 6, the heat dissipation module 6 is disposed in the housing 2, and the heat dissipation module 6 is used for dissipating heat of the driving unit 400.

To sum up, the utility model provides an intelligence wind-tunnel system of observing and controling, whole system of observing and controling is small, compact structure, mobility are good, and degree of automation is high, and the test process can realize the automatic detection of etalon and the piece that awaits measuring, mark and test data's real time monitoring, collection and printing by a key, and the operation process is convenient, efficiency of software testing is high, can wide application in the experiment and the test requirement of relevant meteorological instrument under the low-speed wind-tunnel environment.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides an intelligence wind-tunnel system of observing and controling, includes a miniaturized wind-tunnel (1) and can with casing (2) of wind-tunnel (1) cooperation installation, its characterized in that, still including be used for obtaining control unit (100), detecting element (200) of etalon and a test parameter to be measured and be used for showing display element (300) of etalon and a test parameter to be measured, control unit (100) respectively with detecting element (200) with display element (300) communication connection.

2. The intelligent wind tunnel measurement and control system according to claim 1, wherein the wind tunnel (1) is provided with an air inlet and an air outlet, and according to the wind flow direction, the wind tunnel (1) comprises a protective cover (11), a first contraction air duct (12), a fan (13), a second contraction air duct (14) and a honeycomb device (15); wherein the content of the first and second substances,

the protection casing (11) is arranged at the air inlet, the first contraction air channel (12) is connected with the second contraction air channel (14) mutually, the fan (13) is arranged in the first contraction air channel (12), the honeycomb device (15) is arranged in the second contraction air channel (14), and under the action of the fan (13), wind flowing through the wind tunnel (1) forms a test area for testing the standard device and the to-be-tested piece.

3. The intelligent wind tunnel measurement and control system according to claim 2, further comprising a laser component (3), wherein laser energy emitted by the laser component (3) can point to a preset position in the test area for positioning the standard device and the to-be-measured member.

4. The intelligent wind tunnel measurement and control system according to claim 3, further comprising a sliding assembly (4), wherein the sliding assembly (4) is arranged at the air outlet and connected with the standard device and the piece to be tested, and the sliding assembly (4) enables the standard device and the piece to be tested to move in the test area.

5. The intelligent wind tunnel measurement and control system according to claim 1, further comprising a measurement and control panel (5), wherein the measurement and control panel (5) is disposed on the housing (2), and the measurement and control panel (5) is used for visually adjusting the control unit (100), the detection unit (200) and the display unit (300).

6. The intelligent wind tunnel measurement and control system according to claim 1, further comprising a printing module (6), wherein the printing module (6) is disposed on the housing (2) and controlled by the control unit (100), and is configured to print the test parameters of the standard device and the to-be-tested device.

7. The intelligent wind tunnel measurement and control system according to claim 2, further comprising a driving unit (400), wherein the driving unit (400) is controlled by the control unit (100), and the driving unit (400) is used for driving the fan (13).

8. The intelligent wind tunnel measurement and control system according to claim 7, further comprising a heat dissipation module (7), wherein the heat dissipation module (7) is disposed on the housing (2), and the heat dissipation module (7) is configured to dissipate heat of the driving unit (400).

9. The intelligent wind tunnel measurement and control system according to claim 1, wherein the standard device and the test parameters of the to-be-tested device comprise one or more of wind speed, wind direction, temperature, humidity and pressure.

10. An intelligent wind tunnel measurement and control system according to any one of claims 1 to 9, wherein the standard device and the to-be-measured element are a mechanical wind speed sensor or an ultrasonic wind speed sensor.

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