KR101730104B1 - Storage and installation apparatus and its method of a built-in crane and sliding plate built-in wind tunnel test model - Google Patents

Storage and installation apparatus and its method of a built-in crane and sliding plate built-in wind tunnel test model Download PDF

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Publication number
KR101730104B1
KR101730104B1 KR1020150048431A KR20150048431A KR101730104B1 KR 101730104 B1 KR101730104 B1 KR 101730104B1 KR 1020150048431 A KR1020150048431 A KR 1020150048431A KR 20150048431 A KR20150048431 A KR 20150048431A KR 101730104 B1 KR101730104 B1 KR 101730104B1
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South Korea
Prior art keywords
model
model supporting
mounting plate
support
mounting
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KR1020150048431A
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Korean (ko)
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KR20160119576A (en
Inventor
이종건
오세윤
김성철
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국방과학연구소
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Priority to KR1020150048431A priority Critical patent/KR101730104B1/en
Publication of KR20160119576A publication Critical patent/KR20160119576A/en
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M9/00—Aerodynamic testing; Arrangements in or on wind tunnels
    • G01M9/02—Wind tunnels
    • G01M9/04—Details
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes

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  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)

Abstract

The present invention relates to a device for storing and installing a wind tunnel test model supporting a built-in crane and a sliding mounting plate, and more particularly, to a built-in support device capable of precise alignment control and easy mounting / The present invention relates to a device for storing and installing a crane and a sliding supporting plate, and a method for supporting the same.

Description

Technical Field [0001] The present invention relates to a storage and installation apparatus for a wind tunnel test model supporting a built-in crane and a sliding mounting plate,

The present invention relates to an apparatus and method for storing and installing a wind tunnel test model supporting a built-in crane and a slidable mounting plate, and can precisely align and control the installation of the model support in the test part, The present invention relates to an apparatus and method for storing and installing a wind tunnel test model supporting a built-in crane and a sliding mounting plate.

In the course of wind tunnel test, it is necessary to support the miniature model of the test subject in the wind tunnel test section and the model support to take the required attitude of the model. Depending on the test type, the wind tunnel model supports have various shapes and functions, and are constructed of iron structures to operate at constant wind speed, so that the weight of the model supports is several hundred kilograms. Also, depending on the type of test, it is frequently necessary to mount and dismount it in the test section, which involves a lot of time and heavy material transportation.

1 shows a conventional wind tunnel test model support mounting apparatus.

The conventional model supporting part 5 is detached and attached by lifting a separate pallet 4 to the building crane 3 up to the side of the test part 16 located above the ground water meter and mounting the pallet supporting the model supporting part 5 4 is removed from the building crane 3 and transported into the test section 16, the A-frame mounting chain block 2 lifts the model supporting section 5 from the pallet 4, Should be mounted on the mast support mounting surface (18) in the mast. Since the heavy supporting member 5 is fixed to one point of the chain block during the transportation to the building crane 3 and the A frame 1, unexpected movement during the installation process may cause damage to the equipment and injury to the personnel . The model support 5 is supported only at one point of the A frame 1 so that the model supporting portion mounting surface 18 of the test portion 16 is supported by the supporting portion 5, There is a problem in that a large number of personnel are required for alignment because the force to maintain the horizontal support of the model supporting unit 5 is maintained until the mounting is completed.

Japanese Patent Laid-Open No. 8-128917

The present invention has been made to solve the above problems, and it is an object of the present invention to provide a built-in crane and a sliding mounting plate built-in wind tunnel test model support capable of precise alignment control and easy mounting / It is an object of the present invention to provide a storage and installation apparatus and a method thereof.

The apparatus for storing and installing a wind tunnel test model support unit of the present invention includes a model support unit for supporting a reduced model of a test object in a wind tunnel test and a storage unit for storing the model support unit, And a chain block for mounting a model supporting part provided on a bottom surface of the lid at the upper end of the storage rack.

The method for storing and installing the wind tunnel test model support according to the present invention,

Wherein the storage block is transferred from the ground to the test block so that the chain block for mounting the model block lifts the model support from the sliding mounting plate;

A laser distance sensor is installed on an upper portion of the model supporting bolt hole to measure a distance between the model supporting part and a mounting surface of the model supporting part of the testing part;

Pulling out the sliding mounting plate and lowering the model supporting portion on the model supporting portion mounting surface of the test portion using the chain block for mounting the model supporting portion;

And one bolt hole of the model supporting bolt hole is bolted to the model supporting part mounting surface of the test part when the model supporting part touches the model supporting part mounting surface of the testing part;

The laser distance sensor is detached from the model support and the remaining model support bolt holes are bolted together;

And separating the model supporting portion from the model supporting portion mounting chain block.

According to the present invention, it is possible to quickly and easily attach and detach a model supporting part, which is a heavy object in various forms required in a wind tunnel test process.

According to the present invention, the risk of breakage and injury can be reduced.

According to the present invention, storage can also be performed at the same time, so that the model supporting portion which is not used can be safely stored for a long time from the contaminated state in a detached state.

According to the present invention, the number of people and time required for precise alignment at the time of installing the model supporting unit is reduced, thereby facilitating the mounting, thereby increasing the wind tunnel test efficiency.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a view showing a conventional wind tunnel test model support mounting apparatus. FIG.
Fig. 2 is a view showing a device for storing and installing a wind tunnel test model supporter of the present invention and a model supporter of the first embodiment; Fig.
3 is a top view of the lower mounting plate of the apparatus for storing and supporting wind tunnel test models of the present invention.
Fig. 4 is a side view of a lower mounting plate of a wind tunnel test model support storage and installation device of the present invention; Fig.
5 is a view showing a bolt hole before installation of a laser distance sensor in a wind tunnel test model support storage and installation apparatus of the present invention.
6 is a view showing a laser distance sensor of a wind tunnel test model support storage and installation apparatus of the present invention.
7 is a cross-sectional view of a laser distance sensor, a drive unit, and a controller of a wind tunnel test model support storage and installation apparatus for acquiring distance information.
8 is a view showing a wheel and a fixing device of a wind tunnel test model supporting portion storage and installation apparatus of the present invention.
BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a wind tunnel test model supporting part mounting apparatus and a model supporting part of the second embodiment.

BRIEF DESCRIPTION OF THE DRAWINGS The above and other features and advantages of the present invention will become more apparent from the following detailed description of the present invention when taken in conjunction with the accompanying drawings, It will be possible. The present invention is capable of various modifications and various forms, and specific embodiments are illustrated in the drawings and described in detail in the text. It is to be understood, however, that the invention is not intended to be limited to the particular forms disclosed, but on the contrary, is intended to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

2 shows a device for storing and installing the wind tunnel test model support of the present invention and a model support of the first embodiment.

The present invention includes a model supporting part 5 for supporting a reduced model of a test object in a wind tunnel test and a holding table 6 for storing the model supporting part 5.

FIG. 3 is a top view of the lower mounting plate of the wind tunnel test model support storage and installation device of the present invention, and FIG. 4 is a side view of the lower mounting plate of the wind tunnel test model support storage and installation device of the present invention.

The outer skeleton of the storage unit 6 is a hexahedral frame and a lower mounting plate 10 is mounted on the lower end of the storage unit 6 to mount the sliding mounting plate 7 thereon.

The lower mounting plate 10 has a frame shape without a frame and the middle portion of the lower mounting plate 10 is pierced by the width of the sliding mounting plate 7, Both side surfaces of the portion are slid at a predetermined depth so that both sides of the sliding mounting plate 7 can be inserted and slid.

5 is a view showing a bolt hole before installation of a laser distance sensor in a wind tunnel test model support storage and installation device of the present invention.

The lower end of the model supporting portion 5 is formed in a rectangular flat shape so that the lower end of the model supporting portion 5 and the sliding mounting plate 7 are provided with eight bolts Holes 19 and 20 are pierced.

6 is a view showing a laser distance sensor of a wind tunnel test model support supporting and storing device, and FIG. 7 is a view showing the distance information between the laser distance sensor, As shown in Fig.

The laser distance sensor 11 located on both sides of the model support 5 separates the bolts connecting the model supporting portion 5 and the sliding mounting plate 7 and is mounted on the upper portion of the model supporting bolt hole 19 do.

The driving unit and the controller 12 for controlling the horizontal position of the model support unit 5 together with the laser distance sensor 11 are installed in any one of the frames connecting the lower end and the upper end of the storage unit 6. [

The laser distance sensor 11 and the driving unit and the controller 12 are connected to the model supporting portion 5 so as to be precisely aligned when the model supporting portion 5 is installed on the model supporting portion mounting surface 18 of the test portion 16. [ ) Is allowed to move vertically only in the left and right directions without shaking.

8 shows the wheels and the fixing device of the wind-tunnel test model support storage and installation device of the present invention.

The lower mounting plate 10 is provided with a wheel 14 and a fixing device 15 in the form of a handle.

The wheels 14 allow the model support 5 to be easily moved to the test unit 16 and the fixing unit 15 is used to store the model supporting unit 5 and the storage unit 6 on the ground, It is possible to prevent the movement of the model supporting portion 5 due to the wheels 14 when the model supporting portion 5 is installed in the testing portion 16, so that safe and precise installation can be performed. It is also used as an apparatus for preventing damage to the wheel 14 when the model supporting unit 5 and the storage unit 6 are stored on the ground for a long period of time.

9 is a view showing a device for storing and installing a wind tunnel test model support and a model support of a second embodiment of the present invention.

An upper rotating chain hook 13 is provided on the upper surface of the lid 8 provided on the upper end of the storage rack 6 and a chain block 9 for mounting the model supporting rack is provided on the lower surface of the lid 8. [

The chain support block 9 for mounting the model support is a forward and backward movement structure so as to be applicable to various types of the model support portions 5.

In the conventional installation device, since the model supporting portion 5 is fixed at one point when the building crane 3 lifts the model supporting portion 5, unexpected movements may cause equipment damage and injuries to personnel.

However, in the present invention, the weight is centered at the center of the model supporting part 5 and the supporting frame 6. The model supporting portion 5 is bolted to the sliding mounting plate 7 inside the storage unit 6 and is also connected to the block 9 for mounting the model supporting unit and is mounted on the storage unit 6, Since the upper rotary chain hook 13 mounted on the upper portion of the storage unit 6 is connected to the building crane 3, the storage unit 6 can be raised to the height of the test unit 16 while maintaining the horizontal position.

The method for storing and installing the model supporting portion 5 of the present invention for a wind tunnel test will be described in detail.

Wherein the lower end of the model supporting portion 5 is bolted to the sliding mounting plate 7 at the lower end of the storage rack 6 and the model supporting portion 5 is also connected to the model supporting rack mounting block 9 ;

The upper rotating mechanism 15 provided on the upper surface of the lid 8 of the holding table 6 in a state in which the wheels 14 can be rotated by turning the handle- Lifting the chain hook (13) from the ground by hanging it on the building crane (3);

Lowering the retainer (6) on the floor (17) next to the test section at the same height as the test section (16) and separating the retainer (6) from the building crane (3);

Moving the holding table (6) from the bottom surface (17) next to the test section to the model supporting surface (18) of the test section (16) using a wheel (14);

A bolt fixing the lower end of the model supporting portion 5 and the sliding mounting plate 7 is released and the model support supporting chain block 9 lifts the model supporting portion 5 from the sliding mounting plate 7 ;

A laser distance sensor is installed on an upper portion of the model supporting bolt hole to measure a distance between the model supporting part and a mounting surface of the model supporting part of the testing part;

Removing the sliding mounting plate 7 and lowering the model supporting part 5 to the model supporting part mounting surface 18 of the test part 16 using the chain support block 9 for mounting the model supporting part;

One of the bolt holes of the model supporting bolt holes 19 is inserted into the model supporting portion mounting surface 18 of the test portion 16 when the model supporting portion 5 touches the model supporting portion mounting surface 18 of the testing portion 16 18) with a bolt;

When the model supporting portion 5 is fixed to the model supporting portion mounting surface 18 of the testing portion 16, the laser distance sensor 11 is separated from the model supporting portion 5, Securing the model support (5) with bolts (5);

Separating the model supporting part (5) from the model support mounting chain block (9) when the model supporting part (5) is completely installed;

And the retaining table 6 is pushed from the frame side of the lower mounting plate 10 and moved out of the test unit 16.

As shown in FIG. 7, the laser distance sensor 11 measures the distance,

The laser of the laser distance sensor 11 located on both sides of the model supporting portion 5 passes through the model supporting bolt hole 19 and the sliding mounting plate bolt hole 20 and is guided to the lower end of the model supporting portion 5 Acquiring distance information of the test portion (16) with the model supporting portion mounting surface (18), respectively;

The distance information is transmitted to the driving device and the controller 12, and the driving device and the controller 12 determine whether the distance information is inclined by the difference of the distance information;

The model supporting portion 5 is moved by the degree of inclination determined by using the driving device and the driving device mounted on the controller 12 so that the lower end of the model supporting portion 5 and the lower end of the testing portion 16 A step of lowering the model supporting portion mounting surface 18 while keeping it horizontal;

.

The maximum distance between the lower end of the model supporting portion 5 to which the laser distance sensor 11 can be used and the model supporting portion mounting surface 18 of the test portion 16 should be 25 cm or less.

While the present invention has been described in connection with what is presently considered to be practical and exemplary embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

1: A frame
2: Chain block for A frame mounting
3: Building crane
4: Carrier
5: Model support
6: Stand
7: Sliding mounting plate
8: Cover
9: Chain block for mounting the model support
10: Lower mounting plate
11: Laser distance sensor
12: Driving device and controller
13: Upper rotary chain hook
14: Wheels
15: Fixing device
16: Test Department
17: Bottom side of test section
18: Mounting surface of model support
19: Model support bolt hole
20: Sliding mounting plate bolt hole

Claims (10)

Wherein the storage block is transferred from the ground to the test block so that the chain block for mounting the model block lifts the model support from the sliding mounting plate;
A laser distance sensor is installed on an upper portion of the model supporting bolt hole to measure a distance between the model supporting part and a mounting surface of the model supporting part of the testing part;
Pulling out the sliding mounting plate and lowering the model supporting portion on the model supporting portion mounting surface of the test portion using the chain block for mounting the model supporting portion;
And one bolt hole of the model supporting bolt hole is bolted to the model supporting part mounting surface of the test part when the model supporting part touches the model supporting part mounting surface of the testing part;
The laser distance sensor is detached from the model support and the remaining model support bolt holes are bolted together;
Separating the model support from the model support mounting chain block,
Wherein the upper end of the model supporting portion is fixed to the sliding mounting plate at the lower end of the storage rack by bolts and the model supporting portion is connected to the block for mounting the model supporting portion and is stored on the ground. Storage and installation of supports. delete The method according to claim 1,
Wherein the laser distance sensor measures distance,
The laser of the laser distance sensor located on both sides of the model supporting portion passes through the model supporting bolt hole and the sliding mounting plate bolt hole to acquire the distance information between the lower end of the model supporting portion and the model supporting portion mounting surface of the test portion, ;
The distance information is transmitted to the driving device and the controller, and the driving device and the controller determine that the distance information is inclined by the difference of the distance information;
Moving the model supporting unit by the degree of inclination of the driving unit and the driving unit mounted on the controller and lowering the lower end of the model supporting unit and the mounting surface of the model supporting unit of the testing unit horizontally;
And a method for storing and installing a wind tunnel test model support. The method according to claim 1,
After the model supporting portion is separated from the block for mounting the model supporting portion, the storage base is pushed out of the frame of the lower mounting plate and moved out of the testing portion;
And a method for storing and installing a wind tunnel test model support. A model support for supporting the reduced model of the test object in the wind tunnel test;
And a storage unit for storing the model supporting unit,
Wherein the storage unit comprises a sliding mounting plate installed at a lower end of the storage unit;
And a chain block for mounting a model supporting part provided on a bottom surface of the lid at the upper end of the storage rack,
A lower mounting plate on which the sliding mounting plate can be mounted,
The slide mounting plate is provided with a bolt hole connected to the bolt hole of the model supporting portion,
A laser distance sensor disposed on both sides of the bolster hole of the model supporting unit after the bolts connecting the model supporting unit and the sliding mounting plate are separated and located on both sides of the model supporting unit;
A driving unit and a controller installed in any one of frames connecting the lower end and the upper end of the storage unit;
An upper rotary chain hook provided on an upper surface of the lid;
And a wind tunnel test support model storage and installation device. delete 6. The method of claim 5,
Wherein the lower mounting plate has a frame-free shape on one side thereof, the middle portion of the lower mounting plate is pierced by the width of the sliding mounting plate, and both side surfaces of the lower mounting plate are slidably fitted on both sides of the sliding mounting plate To have a certain depth to be able to
Wind tunnel test model model supporting and storing device. 6. The method of claim 5,
The plurality of laser distance sensors acquire the distance information between the model support, the lower end, and the model support mounting surface, respectively, and compare the laser distances to maintain the horizontal position between the lower end of the model support and the model support mounting face Wind tunnel test system model supporting and storing device. 6. The method of claim 5,
Wherein the chain block for mounting the model supports is a forward and backward movement structure. 6. The method of claim 5,
Wherein the lower mounting plate is provided with a fixing device such as a wheel and a handle.
KR1020150048431A 2015-04-06 2015-04-06 Storage and installation apparatus and its method of a built-in crane and sliding plate built-in wind tunnel test model KR101730104B1 (en)

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KR1020150048431A KR101730104B1 (en) 2015-04-06 2015-04-06 Storage and installation apparatus and its method of a built-in crane and sliding plate built-in wind tunnel test model

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Application Number Priority Date Filing Date Title
KR1020150048431A KR101730104B1 (en) 2015-04-06 2015-04-06 Storage and installation apparatus and its method of a built-in crane and sliding plate built-in wind tunnel test model

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KR20160119576A KR20160119576A (en) 2016-10-14
KR101730104B1 true KR101730104B1 (en) 2017-04-25

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Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012163455A (en) * 2011-02-07 2012-08-30 Mitsubishi Heavy Ind Ltd Carrying apparatus and method of carrying sample

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08128917A (en) 1994-11-01 1996-05-21 Mitsubishi Heavy Ind Ltd Model support device for wind tunnel test

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012163455A (en) * 2011-02-07 2012-08-30 Mitsubishi Heavy Ind Ltd Carrying apparatus and method of carrying sample

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