KR20210003409A - Wind tunnel testing apparatus comprising changable module - Google Patents

Abstract

The present invention relates to a module-replaceable wind tunnel testing apparatus capable of modularizing each component of a wind tunnel testing apparatus, easily replacing a relevant testing module in accordance with an intended test as well as providing a user-customized module, and enabling installation in a relatively small laboratory of middle and high schools or the like since the apparatus can be manufactured in a compact small size and be easily installed and assembled. According to the present invention, the apparatus includes: an apparatus installation stand; an air blow module provided on one side of the apparatus installation stand to blow wind; a plurality of wind tunnel testing modules provided in an upper part of the apparatus installation stand and assembled to test or observe an air flow phenomenon, power applied from the flow of air to an object, or the motion of the object in the flow; a module coupling means coupling the plurality of wind tunnel testing modules to be lockable and unlockable; and a module alignment means aligning the plurality of wind tunnel testing modules in an upper part of the apparatus installation stand.

Description

Module replacement wind tunnel experiment device {WIND TUNNEL TESTING APPARATUS COMPRISING CHANGABLE MODULE}

The present invention relates to a prefabricated wind tunnel testing apparatus, and more specifically, each component of the wind tunnel testing apparatus can be modularized and configured, and related experiment modules can be easily replaced according to a desired experiment, as well as customized for a user. , It relates to a module-replaceable wind tunnel testing device that can be manufactured in a small size and is easy to install and assemble, and thus can be installed in relatively small laboratories such as middle and high schools.

In general, a wind tunnel test apparatus is a device that artificially creates a uniform air flow and investigates the effect of the flow on an object, the motion of an object in the flow, and a change in flow due to an object placed in the flow.

That is, the wind tunnel test apparatus is a device that artificially allows air to flow in order to investigate the phenomenon of air flow, force exerted by the air flow on an object, or motion of an object in the flow.

This wind tunnel test apparatus can systematically change the model compared to measuring directly using the real thing, so it can be tested in many cases inexpensively, safely and easily.

Initially, it was used for the design and research of aircraft, but now it is used in the design of automobiles, railway vehicles, bicycles, ships, etc. ) Is used for the purpose of interpretation.

For example, in the field of aircraft, the scale model of the aircraft or the actual aircraft is used as it is to measure the force of air acting on the aircraft such as lift, drag, and moment, and It allows you to measure the aerodynamic properties of a wing or various wing shapes, or to test the shape of airflow.

This wind tunnel test apparatus is used in experiments to find out the aerodynamic resistance of aircraft or automobiles, or to determine the most suitable aerodynamic shape, and there are many experiments using a model scaled to resemble the real thing. There is also a large wind tunnel device that can be tested as it is.

In addition, supersonic wind tunnels are used for experiments such as supersonic aircraft, rockets, and space ships, and are also used in experiments in the fields of architecture, weather, and pollution, such as high-rise buildings, wind conditions around mountains, and the spread of smoke from chimneys.

Such wind tunnel testing apparatus is disclosed in Korean Patent Application Publication No. 10-2002-0037174, Korean Patent Application Publication No. 10-2006-0003629, Korean Patent Application Publication No. 10-2007-0113715, and Korean Patent Application Publication No. 10-2009. Various forms are disclosed, such as No. -0117147.

However, the conventional wind tunnel testing apparatus is configured with a large structure and requires a separate large experimental building or laboratory, and is configured for the purpose of a single or similar experiment, so there is a limitation in usability.

In addition, the conventional wind tunnel testing apparatus is not only very complicated and difficult to change the necessary components for other wind tunnel testing purposes, and the existing wind tunnel testing apparatus is mostly dependent on imports, which makes it difficult to supply and supply the necessary components. There is a problem.

Republic of Korea Patent Publication 10-2002-0037174 (published on May 18, 2002) Republic of Korea Patent Publication 10-2006-0003629 (published on January 11, 2006) Republic of Korea Patent Publication 10-2007-0113715 (published on November 29, 2007) Republic of Korea Patent Publication 10-2009-0117147 (published on November 12, 2009)

Accordingly, an object of the present invention for solving the above-described problems in the related art is to provide a module-replaceable wind tunnel testing apparatus that can be configured by modularizing each component of a wind tunnel testing apparatus.

In addition, the present invention can be easily replaced according to the desired experiment, as well as provide a user-customized module, can be manufactured in a small size and easy to install and assemble, module replacement that can be installed in various laboratories such as middle and high schools. Another object is to provide a wind tunnel test apparatus.

The problem of the present invention is not limited to those mentioned above, and other problems that are not mentioned will be clearly understood by those skilled in the art from the following description.

According to an aspect of the present invention for achieving the objects and other features of the present invention, a device mounting table; A blowing module provided on one side of the device mounting table and configured to blow wind; A plurality of wind tunnel test modules that are provided on the upper part of the device mounting table and are assembled to test or observe the movement of air or force exerted on the object or the motion of the object in the flow; Module coupling means for locking and unlocking between the plurality of wind tunnel test modules; And a module alignment means for aligning the plurality of wind tunnel test modules at an upper part of the device mounting table.

In the present invention, the device mounting table comprises a plurality of article storage units, a main body in which the plurality of wind tunnel test modules are aligned and installed on an upper surface, and the blowing module is installed extending outward from a lower end of one side of the main body. The blowing module includes a support, wherein the blowing module has a hopper type inlet having a grill plate on one side, a blowing housing communicating with the hopper type inlet and having a blowing blower therein, and one end communicating with the upper surface of the blowing housing. It is formed to be, the other end may include a connection pipe coupled to be in communication with the wind tunnel test module.

In the present invention, the plurality of wind tunnel test modules include a wired generation module configured to visually check the wired flow of air introduced from the blowing module, a wired rectifying module configured to rectify the flow of air, and the air At least two of an experimental measurement module configured to experiment or observe the force of a flowing phenomenon or air flow on an object, or the motion of an object in the flow, and a Venturi effect experiment module configured to test the Venturi effect through air flow. The above modules are configured to be combined, and may further include a box-type connection module interposed between an end-side module of the wind tunnel test module or adjacent modules.

In the present invention, the wired generation module is provided in the housing, the fog spraying body provided in the housing, and the main body of the device mounting table, and generates fog to supply fog to the fog spraying body through a fog supply pipe. And a fog generator, wherein the wired rectification module includes a housing in the form of a rectangular box that is open front and rear surfaces, and a rectifying member formed in the housing to rectify air, and the rectifying member corresponds to the inner space of the housing. It is formed in the form of a block of size, and can be formed by forming a wired rectifying hole of a honeycomb structure over the entire surface.

In the present invention, the experimental measurement module is installed in a rectangular box-shaped housing with front and rear open and a portion of the upper surface open, and an upper surface opening of the housing, and an experiment or measurement tool is replaceable inside the housing, and the position or direction It includes an experimental measurement unit that is coupled to be changeable, and the experimental measurement module further includes a Venturi effect experiment module configured to test a Venturi effect through an air flow, and the Venturi effect experiment module is a rectangular open front and rear surface. It may include a housing in the form of a housing, a reduction/expansion nozzle part formed inside the housing to increase a speed of air flow, and a pressure sensor provided at a plurality of locations of the reduction/expansion nozzle part to measure pressure.

In the present invention, the housing in the shape of a square enclosure forming the outer shape of each module included in the plurality of wind tunnel test modules may be made of a transparent material.

In the present invention, each of the modules constituting the plurality of wind tunnel test modules includes a housing formed in the shape of a quadrangular enclosure to form an outer periphery of the module, and the module coupling means is a connection frame in which both ends of the housing are fitted, and And a coupling means configured to couple and disengage between adjacent connection frames, and the connection frame may include a square frame portion and a leg portion integrally extending in parallel from a lower portion of the square frame portion.

In the present invention, the square frame portion of the connection frame may be formed with a stepped portion on which the edge of the housing is seated on the frame.

In the present invention, the square frame portion of the connection frame may be formed with a coupling groove through which the edge of the housing is fitted to the frame.

In the present invention, the coupling means is composed of a clamp, and the module alignment means is formed on the upper surface of the main body of the device mounting table, a pair of guide rails formed in the longitudinal direction of the main body, and the lower end of the connection frame. It may include a guide member serving as a guide along the pair of rails.

According to the module-replaceable wind tunnel test apparatus according to the present invention, the following effects are provided.

First, the present invention can be configured by modularizing each component of the wind tunnel testing apparatus, there is an effect that it is possible to easily replace the related experiment module according to the desired experiment.

Second, the present invention has the effect of not only being able to provide the wind tunnel experiment device customized to the user's desire, but also being able to easily replace and install the required experiment module for the installed wind tunnel experiment device.

Third, the present invention has the effect of being able to be installed in a laboratory such as middle and high school because it can be manufactured in a small size and easy to install and assemble.

Fourth, the present invention has an excellent economic effect.

The effects of the present invention are not limited to those mentioned above, and other problems that are not mentioned will be clearly understood by those skilled in the art from the following description.

1 is a perspective view as viewed from one side of the entire configuration of a module-replaceable wind tunnel testing apparatus according to a preferred embodiment of the present invention.
2 is a perspective view as viewed from the other side of the entire configuration of the module replacement wind tunnel test apparatus according to a preferred embodiment of the present invention.
3 is a perspective view showing an embodiment of a blowing module constituting the module-replaceable wind tunnel testing apparatus according to a preferred embodiment of the present invention.
4 is a perspective view showing a module coupling means and a box-type connection module constituting the module-replaceable wind tunnel test apparatus according to a preferred embodiment of the present invention.
5 is a perspective view showing an embodiment of a wired generation module showing an embodiment of a wired generation module constituting the module-replaceable wind tunnel testing apparatus according to a preferred embodiment of the present invention.
6 is a perspective view showing a wired rectification module constituting a module-replaceable wind tunnel experiment apparatus according to a preferred embodiment of the present invention.
7 is a perspective view showing an embodiment of an experiment measurement module constituting a module-replaceable wind tunnel experiment apparatus according to a preferred embodiment of the present invention.
8 is a perspective view showing a Venturi effect experiment module as an experiment measurement module constituting a module-replaceable wind tunnel experiment apparatus according to a preferred embodiment of the present invention.
9 is a perspective view showing a swash plate as an experimental model applied to an experimental measurement module constituting a module-replaceable wind tunnel experiment apparatus according to a preferred embodiment of the present invention.
10 is a perspective view showing an air foil as an experimental model applied to an experimental measurement module constituting a module-replaceable wind tunnel testing apparatus according to a preferred embodiment of the present invention.
11 is a perspective view illustrating a flow path observation tool applied to an experimental measurement module constituting a module-replaceable wind tunnel testing apparatus according to a preferred embodiment of the present invention.

Additional objects, features, and advantages of the present invention may be more clearly understood from the following detailed description and accompanying drawings.

Prior to the detailed description of the present invention, the present invention is capable of various modifications and various embodiments, and the examples described below and shown in the drawings are intended to limit the present invention to specific embodiments. It should be understood as including all changes, equivalents, and substitutes included in the spirit and scope of the present invention.

When a component is referred to as being "connected" or "connected" to another component, it is understood that it may be directly connected or connected to the other component, but other components may exist in the middle. Should be. On the other hand, when a component is referred to as being "directly connected" or "directly connected" to another component, it should be understood that there is no other component in the middle.

The terms used in the present specification are only used to describe specific embodiments, and are not intended to limit the present invention. Singular expressions include plural expressions unless the context clearly indicates otherwise. In this specification, terms such as "comprise" or "have" are intended to designate the presence of features, numbers, steps, actions, components, parts, or a combination thereof described in the specification, but one or more other features. It is to be understood that the presence or addition of elements or numbers, steps, actions, components, parts, or combinations thereof, does not preclude in advance.

In addition, terms such as "... unit", "... unit", and "... module" described in the specification mean a unit that processes at least one function or operation, which is hardware, software, or hardware and It can be implemented as a combination of software.

In addition, in the description with reference to the accompanying drawings, the same reference numerals are assigned to the same components regardless of the reference numerals, and redundant descriptions thereof will be omitted. In describing the present invention, when it is determined that a detailed description of related known technologies may unnecessarily obscure the subject matter of the present invention, a detailed description thereof will be omitted.

Hereinafter, a module-replaceable wind tunnel testing apparatus according to a preferred embodiment of the present invention will be described in detail with reference to FIGS. 1 to 11.

1 is a perspective view showing the entire configuration of a module-replaceable wind tunnel testing apparatus according to a preferred embodiment of the present invention from one side, and FIG. 2 is a perspective view of the entire configuration of a module-replaceable wind tunnel testing apparatus according to a preferred embodiment of the present invention. This is a perspective view. 3 is a perspective view showing an embodiment of a blowing module constituting a module-replaceable wind tunnel testing apparatus according to a preferred embodiment of the present invention, and FIG. 4 is a configuration of a module-replaceable wind tunnel testing apparatus according to a preferred embodiment of the present invention. It is a perspective view showing the module coupling means and the box-type connection module, and FIG. 5 is an embodiment of a wired generation module showing an embodiment of a wired generation module constituting the module-replaceable wind tunnel experiment apparatus according to a preferred embodiment of the present invention. It is a perspective view shown. 6 is a perspective view showing a wired rectification module constituting a module-replaceable wind tunnel test apparatus according to a preferred embodiment of the present invention, and FIG. 7 is an experimental measurement constituting a module-replaceable wind tunnel test apparatus according to a preferred embodiment of the present invention. A perspective view showing an embodiment of a module, and FIG. 8 is a perspective view showing a Venturi effect experiment module as an experiment measurement module constituting a module-replaceable wind tunnel experiment apparatus according to a preferred embodiment of the present invention, and FIGS. 9 and 10 are A perspective view showing a swash plate and an air foil, respectively, as an experimental tool applied to an experimental measurement module constituting a module-replaceable wind tunnel testing apparatus according to a preferred embodiment of the present invention. It is a perspective view showing each of the flow path observation tools applied to the experimental measurement module constituting the module replacement wind tunnel test apparatus according to a preferred embodiment of.

A module-replaceable wind tunnel experiment apparatus according to a preferred embodiment of the present invention includes, as shown in FIGS. 1 to 11, a device mounting table 100; A blowing module 200 provided on one side of the device mounting table 100 and configured to generate wind and blow air; A plurality of assembled configurations provided on the top of the device mounting table 100 and configured to experiment or observe the flow of the air blown from the blowing module 200 or the force of the air flow on the object or the motion of the object in the flow. Wind tunnel experiment module; Module coupling means for locking and unlocking between the plurality of wind tunnel test modules; And module alignment means configured to align and assemble between the plurality of wind tunnel test modules on the upper surface of the device mounting table 100.

The device mounting table 100 may be formed in a housing shape having a predetermined size and shape.

Specifically, the device mounting table 100 includes a main body 110 in which a plurality of article storage units 111 are configured and the plurality of wind tunnel test modules are aligned and installed on an upper surface; And a blower module support 120 extending outwardly from a lower end of one side of the main body 110 and on which the blower module 200 is mounted.

The article storage unit 111 of the main body 110 may be configured in various forms, such as a drawer form, a cabinet form, or an accommodation space capable of storing test articles or test tools used in a wind tunnel test apparatus.

In addition, the device mounting base 100 may further include a fixed moving wheel 130 provided on a lower surface to allow the device mounting base 100 to be movable, and configured to be fixed at a moved predetermined position. Since the fixed moving wheel 130 may employ a known one, a detailed description thereof will be omitted.

Next, the blowing module 200 communicates with a hopper type suction port 210 having a grill plate 211 on one surface thereof, and the hopper type suction port 210 and includes a blowing blower (not shown) therein. The housing 220, and one end is formed to be in communication with the upper surface of the blowing housing 220, and the other end is connected to communicate with the wind tunnel test module on the uppermost side of the wind tunnel test module (based on air flow). Includes.

The blower housing 220 is provided with a control panel for turning on/off the blower and controlling the air volume and wind speed.

The connection pipe 230 has a circular or polygonal (rectangular in the drawing) cross-sectional shape and is formed as a connecting pipe that is formed in an arc shape as a whole, and may preferably be formed as an arc-shaped corrugated pipe as shown in the drawing.

Subsequently, it is provided on the upper part of the device mounting table 100 and assembled to test or observe the flow of air blown from the blowing module 200 or the force of the air flow on the object or the motion of the object in the flow. A plurality of wind tunnel test modules will be described.

The plurality of wind tunnel experiment modules include a wired generation module 310 configured to visually check a wired flow, a wired rectifying module 320 configured to form a constant flow of air, that is, rectified, and air One or more experimental measurement modules 330 configured to experiment or observe the force of a flowing phenomenon or air flow on an object or the motion of an object in the flow, and a Venturi effect experiment configured to test the Venturi effect through air flow A module 340 and/or a box-type connection module 350 provided or interposed on one side of each module may be included.

As shown in FIG. 5, the wired generation module 310 includes a housing 311, a fog sprayer 312 provided in the housing 311, and a main body 110 of the device mounting table 100. ) Is provided in, and includes a fog generator (not shown) that generates fog and supplies fog to the fog sprayer 312 through the fog supply pipe 313.

As shown in the drawing, the housing 311 is formed in the shape of a rectangular enclosure that is open front and rear. This housing is made of the same size and shape as the housings of other modules described below.

Here, the fog spraying body 312 is rotatably coupled to the end of the fog supply pipe 313 via a bearing, etc., and the spraying direction of the fog spraying body 312 by rotating the fog spraying body 312 It includes a fog spray body rotation operation means configured to adjust.

The fog injection body rotation operation means includes, for example, a rotation shaft 314 provided through the housing 311 from the outside to the inside, and a rotation control knob provided at one end, which is an exposed end of the rotation shaft 314 ( 315, and one end is connected to the other end of the rotating shaft 314, and the other end includes a rotating belt 316 connected to the rotating part of the fog sprayer 312.

At this time, the fog injection body rotation operation means may be implemented in an automatic rotation method through a drive motor. That is, instead of the rotation operation knob 315 being formed, it may include a driving motor in which a rotation shaft is engaged with the rotation shaft 314 and an operation button for rotating the driving motor. Instead of omitting the rotation control knob 315, it is preferable that the rotation control knob 315 is configured together in case the drive motor or the operation button is defective or defective.

Next, as shown in FIG. 6, the wired rectifying module 320 includes a housing 321 formed in the shape of a rectangular enclosure with front and rear open, and a rectifying member formed in the housing 321 to rectify air ( 322).

The rectifying member 322 is formed in a block shape having a size corresponding to the inner space of the housing 321 and formed by forming a wired rectifying hole 322a having a honeycomb structure over the entire surface.

Next, the experimental measurement module 330 is a housing 331 formed in the shape of a rectangular enclosure with the front and rear surfaces open and a part of the upper surface open, and is installed on the upper surface opening of the housing, and an experiment or measurement tool inside the housing It may be configured to include an experimental measurement unit 332 is coupled.

The experimental measurement unit 332 is composed of a known experimental measurement unit employed in a wind tunnel experiment or measurement. For example, the experiment measurement unit 332 is a control circuit module for wind tunnel experiment or observation, and an experiment tool or measurement tool. Experimental measurement means (332a) including an experiment model driving module for driving to change the position or direction of the experimental model, and an experiment model such as an experiment tool or a measurement tool that is interchangeably provided in the experiment measurement means (332a) 332b).

The control circuit module of the experimental measurement means 332a is configured to obtain and display various data such as the effect or action of the fluid flow on the experimental model 332b, or to transmit it to an external display device (for example, a personal computer). . The control circuit module may be configured with software for wind tunnel experiments, for example. Since the experimental measurement means 332a may employ a known method or configuration, a detailed description thereof will be omitted.

The experimental model driving module of the experimental measurement means (332a) is configured to control the position or direction of the experimental model through a predetermined driving mechanism in the mounting portion on which the experimental model (332a) is mounted, which is a known method or configuration. Since it can be adopted, a detailed description thereof will be omitted.

The experimental model 332b may include, for example, a swash plate as shown in FIG. 9, an air foil as shown in FIG. 10, or a flow path observation tool of various shapes and shapes as in FIG. .

In addition, the experimental measurement module 300 may further include a venturi effect experiment module 340 configured to test a venturi effect through air flow.

The venturi effect experiment module 340 includes a housing 341 formed in the shape of a rectangular enclosure that is open on the front and rear surfaces, and a reduction/expansion nozzle unit formed inside the housing 341 to increase the speed of air flow. Nozzle) 342, and a pressure sensor (not shown) provided at a plurality of locations of the reduction/expansion nozzle part to measure pressure.

The pressure (pressure value or pressure data) measured by the pressure sensor is transmitted to the experimental measuring means 332a of the experimental measuring unit.

The venturi effect experiment module 340 may be installed on the work mounting table 100 together with the experiment measurement module 330, or may be installed alone without the experiment measurement module 330.

In the above wind tunnel test module, the housing may be made of a transparent material. In particular, it is preferable that the housing 331 of the experimental measurement module 330 and/or the housing 341 of the Venturi effect experiment module 340 are made of a transparent material.

In addition, the box-type connection module 340 provided or interposed on one side of each module may be formed of a housing formed in the shape of a rectangular box body opened on the front and rear surfaces.

In addition, each of the plurality of wind tunnel test modules described above may be assembled and configured according to the purpose of the experiment.

Next, the module coupling means is a coupling means 420 configured to couple and disengage between the connection frame 410 in which both ends of the housing of each module are fitted, and the neighboring connection frames 410 Includes.

The connection frame 410 includes a rectangular frame portion 411 and a leg portion 412 integrally extending in parallel from a lower portion of the rectangular frame portion 411.

The square frame portion 411 may be formed with a stepped portion 411a in which the edge of the housing is seated on the inner surface of the frame, or a fitting groove in which the edge of the housing is fitted may be formed.

The coupling means 420 may be configured as a clamp, and in addition, any coupling means capable of easily assembling and coupling adjacent connection frames 410 and maintaining a firmly fixed state is not particularly limited.

For example, when the coupling means 420 is configured as a clamp, a vertical type toggle clamp, a horizontal type toggle clamp, a push/pull type toggle clamp clamp), latch type toggle clamp, high gravity toggle clamp, and toggle clamp such as air type toggle clamp.

In the present invention, the coupling means is provided with a ring portion in the connection frame 410 on one side, a locking ring that is fixed to the ring portion is provided in the connection frame 410 on the other side, and is hinged with the locking ring to fix the locking ring It may be composed of a hook-type toggle clamp including a lever unit for operating and dismantling.

Next, the module alignment means configured to be aligned and assembled between the plurality of wind tunnel test modules on the upper surface of the device mounting table 100, the upper surface of the main body 110 of the device mounting table 100 A pair of female or male guide rails 510 formed in the longitudinal direction, and formed at the lower end of the connection frame 410 (that is, the lower end of the leg portion 412) along the pair of rails 510 It includes a male or female guide member (not shown) to be a guide.

The male or female guide member may be configured with a guide roller. That is, when the guide rail 510 is formed as an arm guide rail having a groove structure, the guide member is composed of a circular roller that is rotationally driven along the arm guide rail, and the guide rail 510 is a male guide having a protruding structure. When formed as a rail, the guide member may be composed of a pulley type roller that rotates along the male guide rail.

According to the module-replaceable wind tunnel testing apparatus according to the present invention as described above, each component of the wind tunnel testing apparatus can be modularized and configured, so that the related experimental modules can be easily replaced according to a desired experiment, and the wind tunnel testing apparatus is In addition to being able to provide customized products desired by the user, there is an advantage in that the usability can be expanded by being able to easily replace and install necessary test modules for the installed wind tunnel test apparatus.

In addition, the present invention can be manufactured in a small size and is easy to install and assemble, so that it can be installed in laboratories such as middle and high schools, and has an advantage of excellent economy.

Although the above-described embodiments have been described by the limited drawings, a person of ordinary skill in the art can apply various technical modifications and variations based on the above. For example, the described techniques are performed in a different order from the described method, and/or components such as a system, structure, device, circuit, etc. described are combined or combined in a form different from the described method, or other components Alternatively, even if substituted or substituted by an equivalent, an appropriate result can be achieved.

The embodiments described in the present specification and the accompanying drawings are merely illustrative of some of the technical ideas included in the present invention. Accordingly, it is obvious that the embodiments disclosed in the present specification are not intended to limit the technical idea of the present disclosure, but to explain the technical idea, and thus the scope of the technical idea of the present disclosure is not limited by these embodiments. Modification examples and specific embodiments that can be easily inferred by those skilled in the art within the scope of the technical idea included in the specification and drawings of the present invention should be interpreted as being included in the scope of the present invention.

100: device mounting base
110: main body
111: article storage
120: ventilation module base
130: fixed mobile wheel
200: blowing module
210: hopper type inlet
211: grill plate
220: blower housing
230: connector
310: wired generation module
311, 321, 331, 341: housing
312: fog spray body
313: fog supply pipe
314: rotary shaft
315: rotation control knob
316: rotating belt
320: wired rectification module
322: absence of rectification
322a: wired rectifier
330: experimental measurement module
332: experimental measurement unit
332a: experimental measurement means
332b: experimental model
340: Venturi effect experiment module
342: reduction/expansion nozzle part
350: boxed connection module
410: connection frame
411: square frame portion
411a: stepped part
412: leg
420: coupling means
510: guide rail

Claims (10)

Device mounting table;
A blowing module provided on one side of the device mounting table and configured to blow wind;
A plurality of wind tunnel test modules that are provided on the upper part of the device mounting table and are assembled to test or observe the movement of air or force exerted on the object or the motion of the object in the flow;
Module coupling means for locking and unlocking between the plurality of wind tunnel test modules; And
And a module alignment means for aligning the plurality of wind tunnel test modules at the top of the device mounting table.
Modular interchangeable wind tunnel testing device.
The method of claim 1,
The device mounting table includes a main body in which a plurality of article storage units are configured, and the plurality of wind tunnel test modules are aligned and installed on an upper surface, and a blowing module pedestal extending outwardly from a lower end of one side of the main body to which the blowing module is installed. and,
The blowing module includes a hopper-type inlet having a grill plate on one side, a blowing housing communicating with the hopper-type inlet and having a blowing blower therein, and one end is formed to be in communication with the upper surface of the blowing housing, and the other end is It characterized in that it comprises a connector coupled to be in communication with the wind tunnel test module
Modular interchangeable wind tunnel testing device.
The method of claim 1,
The plurality of wind tunnel test modules include a wired generation module configured to visually check the wired flow of air introduced from the blowing module, a wired rectifying module configured to rectify the flow of air, and At least two modules of the experimental measurement module configured to experiment or observe the force of the flow on the object or the motion of the object in the flow, and the Venturi effect experiment module configured to test the Venturi effect through the air flow are combined. Consists of,
It characterized in that it further comprises a box-type connection module interposed between the module at the end of the wind tunnel test module or adjacent modules
Modular interchangeable wind tunnel testing device.
The method of claim 3,
The wired generation module includes a housing, a fog sprayer provided in the housing, and a fog generator provided in the main body of the device mounting table to generate fog and supply fog to the fog sprayer through a fog supply pipe. and,
The wired rectification module includes a housing in the form of a rectangular box that is open front and rear surfaces, and a rectifying member formed in the housing to rectify air,
The rectifying member is formed in a block shape having a size corresponding to the inner space of the housing, and a wired rectifying hole having a honeycomb structure is formed over the entire surface.
Modular interchangeable wind tunnel testing device.
The method of claim 3,
The experimental measurement module is a rectangular enclosure-shaped housing with front and rear open and a part of the upper surface open, and is installed on the upper surface opening of the housing, and an experiment or measurement tool is interchangeable inside the housing and is coupled to change position or direction. It includes an experimental measurement unit,
The experimental measurement module further includes a Venturi effect experiment module configured to test a Venturi effect through air flow,
The venturi effect test module is provided in a plurality of places of the reduction/expansion nozzle part, the housing in the form of a rectangular box that is open on the front and rear surfaces, a reduction/expansion nozzle part formed inside the housing to increase the speed of air flow, and pressure It characterized in that it comprises a pressure sensor for measuring
Modular interchangeable wind tunnel testing device.
The method according to claim 4 or 5,
The housing in the form of a rectangular enclosure forming the outer shape of each module included in the plurality of wind tunnel test modules is made of a transparent material.
Modular interchangeable wind tunnel testing device.
The method of claim 1,
Each of the modules constituting the plurality of wind tunnel test modules includes a housing formed in the shape of a quadrangular enclosure to form an outer periphery of the module,
The module coupling means includes a connection frame to which both ends of the housing are fitted, and a coupling means configured to engage and disengage between the neighboring connection frames,
The connection frame comprises a rectangular frame portion and a leg portion integrally extending in parallel from a lower portion of the rectangular frame portion.
Modular interchangeable wind tunnel testing device. The method of claim 7,
The square frame portion of the connection frame, characterized in that formed with a stepped portion on which the edge of the housing is seated on the frame
Modular interchangeable wind tunnel testing device.
The method of claim 7,
The square frame portion of the connection frame, characterized in that formed with a coupling groove in which the edge of the housing is fitted to the frame
Modular interchangeable wind tunnel testing device.
The method of claim 7,
The coupling means is composed of a clamp,
The module alignment means includes a pair of guide rails formed on an upper surface of the main body of the device mounting table in the longitudinal direction of the main body, and a guide member formed at a lower end of the connection frame to serve as a guide along the pair of rails. Characterized by
Modular interchangeable wind tunnel testing device.

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