KR101533362B1 - System for installing wind tunnel test equipment on the inside of structure and method thereof - Google Patents

Abstract

The present invention relates to an elevating frame which is installed above a mounting position in a structure to support a conveying truck on which a wind tunnel testing equipment is mounted. A fixed frame installed below the lifting frame; A guide part for guiding the lifting frame to move up and down along a predetermined path from the fixed frame; And the conveyance truck moves along the rails in a state where the wind tunnel testing equipment is seated and is raised on the raising frame so that the raising frame is raised horizontally with respect to the rails and the wind tunnel testing equipment is lowered to the installation position And an elevation driving unit for lowering the elevation frame.
According to the present invention, it is possible to install the wind tunnel test equipment in the structure by means of the divided feed and assembly so that the installation work can be easily and reliably performed regardless of the scale and weight of the wind tunnel test equipment, It is possible to reduce the time and cost required for the installation work by minimizing the influence on the external environment and to prevent interference or interference caused by other adjacent structures when the wind tunnel test equipment is installed, You can reduce constraints or conditions on your work.

Description

Technical Field [0001] The present invention relates to a wind tunnel test equipment,

The present invention relates to an installation system and an installation method in a wind tunnel test facility structure, and more particularly, to an installation system and an installation method in a wind tunnel test facility structure that enables a wind tunnel test facility to be easily and stably installed on a structure.

The company that manufactures the vehicle is subjected to various tests in order to confirm the aerodynamic characteristics of the new car or the first completed vehicle. Such aerodynamic characteristics are typical ones, and air resistance is a typical example. Such air resistance affects the characteristics of the air force applied to the vehicle body, the fuel consumption at the highest seats, the high-speed stall, the acceleration performance, the lateral wind stability, and the straight stability, .

A conventional wind tunnel test equipment for confirming the aerodynamic characteristics of such a vehicle is disclosed in Korean Patent Laid-Open Publication No. 10-1998-0050226 entitled " Tuning van for vehicle environment / wind tunnel test " And a vehicle door which is installed on a side wall of the test room to open and close the vehicle for testing the vehicle against wind power and is installed on the bottom surface of the test room to drive the engine of the test vehicle to a low / , A discharge port and an exhaust port are formed on the rear side of all 1W of the test vehicle in order to give the same conditions as the actual wind force encountered at the time of high-speed driving of the vehicle, and a die portion for supporting the entire 1W- A main fan installed at an upper portion of the duct to generate high-speed wind force, and a rear fan disposed at the rear of the duct and at an angle A turning van mounted on the exhaust port side of a duct is mounted on both sides of the exhaust port and is mounted with a speed reducer so as to be adjusted in accordance with the wind speed in the environment / wind tunnel test apparatus of a vehicle constituted by a turning van installed for natural induction of wind in a frost portion. And a pinion fixed to both ends of each of the vanes and rotated by a linear motion of the rack to vary the angle of the vane, the rack being connected to the drive shaft of the drive motor, .

However, in the case of installing the conventional wind tunnel test equipment in the structure as well as the wind tunnel test equipment for the vehicle, there are many difficulties because the scale of the wind tunnel test equipment is very large.

In addition, when the wind tunnel test facility is installed in the structure, the actual working days are limited because it is highly influenced by the external environment, for example, rainfall, and the cost and period required for the installation are increased. When other structures are adjacent to the structure, there is a problem that installation of the wind tunnel test equipment in the structure is restricted.

In order to solve the above-mentioned problems, the present invention has been made to solve the above-mentioned problems of the related art so that the wind tunnel test equipment can be easily and stably installed in the structure and the time and cost required for installation can be minimized And it is intended to eliminate the obstacle caused by other adjacent structures during the installation work.

According to an aspect of the present invention, there is provided an elevating frame installed on an upper portion of a structure for supporting a conveying truck on which a wind tunnel testing equipment is mounted. A fixed frame installed below the lifting frame; A guide part for guiding the lifting frame to move up and down along a predetermined path from the fixed frame; And the conveyance truck moves along the rails in a state where the wind tunnel testing equipment is seated and is raised on the raising frame so that the raising frame is raised horizontally with respect to the rails and the wind tunnel testing equipment is lowered to the installation position And an elevation driving unit for lowering the elevation frame.

The guide portion may include a vertical guide installed vertically on the fixed frame so as to be positioned around the elevating frame; And a guide roller rotatably mounted on the lifting frame so as to move vertically in contact with the vertical guide.

The guide unit may further include a reinforcing member connecting the vertical guide to be supported on the inner surface or the ground of the structure.

The vertical guide includes a first vertical guide and a second vertical guide which are installed on a side of the lifting frame so as to be spaced apart from each other. The first vertical guide has a first guide surface having a flat section extending in the longitudinal direction, A second guide surface having a flat section extending in the width direction is formed on the second vertical guide, and the guide roller is provided with first and second guide rollers having first and second rotation shafts, A plurality of first guide rollers are provided on both sides of the first guide surface and a plurality of second guide rollers are provided on both sides of the second guide surface.

The lifting and lowering driving unit includes a lifting motor; A drive shaft horizontally installed to rotate by the elevating motor; A first gear box installed to transmit the rotational force of the elevating motor to the drive shaft; A slave shaft that is installed horizontally so as to rotate perpendicularly to the drive shaft; A second gear box installed to transmit rotational force of the drive shaft to each of the driven shafts; A lead screw vertically installed to rotate orthogonally to each of the driven shafts; A third gear box installed to transmit rotational force of the driven shaft to each of the lead screws; And a nut screw installed on the lifting frame so as to be screwed to each of the lead screws.

The rail may further include a rail extending from the outside of the structure to an inside of the structure through an opening formed in the structure.

The rail may include a hypothetical rail installed by a vertical frame to extend to the elevating frame.

The conveyance truck may be provided with a plurality of conveying bogies for conveying a plurality of corresponding divided equipments before assembling the wind tunnel test equipment.

According to another aspect of the present invention, there is provided a method of manufacturing a structure, the method comprising: installing a rail through an opening formed in the structure so as to extend from the outside to the inside of the structure; A step of sequentially transferring and assembling a plurality of split facilities constituting a wind tunnel test facility along the rails using a conveyance truck to complete the wind tunnel test facility; Moving the transporting carriage on which the assembled wind tunnel testing equipment is mounted onto an elevating frame horizontally aligned with the rails; And lowering the lift frame by a lifting and lowering driving part to lower the wind tunnel test equipment that has been assembled so as to reach an installation position.

The step of installing the rails may be such that the openings are formed above the installation position and the rails are installed higher than the installation position.

In the step of installing the rail, a vertical rail extending from the rail to the lift frame can be installed by a vertical frame.

The step of completing the wind tunnel test facility may be repeatedly carried out between the transfer of the split facility and the assembly of the split facility either inside the structure or inside or outside the structure to complete the assembly of the wind tunnel test facility .

In the step of lowering the assembled wind tunnel testing equipment to the installation position, the elevating frame can be lowered while being guided by the guide portion.

In the step of lowering the assembled wind tunnel testing equipment to the installation position, the wind tunnel testing equipment completed by assembling can reach the installation position by mounting the elevating frame on the fixed frame.

The installation system and the installation method in the wind tunnel test facility structure according to the present invention have the following effects.

First, by installing the wind tunnel test facility in the structure by the divided transport and assembly, easy and reliable installation work can be done regardless of the scale and weight of the wind tunnel test facility.

Secondly, most of the installation work of the wind tunnel test facility is performed in the inside of the structure, so that the influence on the external environment is minimized, and the time and cost required for the installation work can be reduced.

Third, when the wind tunnel test facility is installed, it is possible to reduce the obstacles or interference caused by other adjacent structures, thereby reducing the constraints and conditions for installation work.

1 is a side view showing an installation system in a wind tunnel test facility structure according to an embodiment of the present invention,
2 is a plan view showing an installation system in a wind tunnel test facility structure according to an embodiment of the present invention,
3 is a front view showing an installation system in a wind tunnel test facility structure according to an embodiment of the present invention.
Fig. 4 is an enlarged view of a portion A in Fig. 2,
5 is an enlarged view of a portion B in Fig. 2,
6 to 9 are side views for sequentially illustrating a method of installing wind tunnel testing equipment structures according to another embodiment of the present invention.

Since the present invention can have various embodiments by various modifications, specific embodiments will be described in detail with reference to the drawings. It is to be understood that this particular embodiment is not intended to limit the invention but includes all modifications, equivalents, and alternatives falling within the spirit of the invention.

Hereinafter, embodiments according to the present invention will be described in detail with reference to the accompanying drawings, wherein like reference numerals are used to designate identical or corresponding elements, and redundant description thereof will be omitted do.

FIG. 1 is a side view showing an installation system in a wind tunnel test facility structure according to an embodiment of the present invention, and FIG. 2 is a plan view showing an installation system in a wind tunnel test facility structure according to an embodiment of the present invention.

1 and 2, an installation system 100 in a wind tunnel testing facility structure according to an embodiment of the present invention includes a lifting frame 110, a fixed frame 120, a guide unit 130, (150).

The lift frame 110 is installed on the upper side of the installation position in the structure 1 so as to support the conveyance trucks 181, 182 and 183 (see FIG. 8) on which the wind tunnel testing equipment 10 is mounted, A vertical member 112 and a truss member 113 for reinforcement so as to form a frame structure so that the horizontal member 111 is installed at a position for supporting and guiding the wheels of the transportation bogies 181, 182 and 183 .

The fixed frame 120 is installed on the lower side of the lifting frame 110 and can be formed into a frame structure by assembling the horizontal member 121 and the vertical member 122 made of beams or slabs, A plurality of legs 123 may be provided as many as possible.

The guide unit 130 guides the lifting frame 110 to move up and down along a predetermined path from the fixed frame 120.

As shown in FIG. 3, the guiding portions 130 may be provided on both sides of the lifting frame 110, and a plurality of guiding portions 130 may be provided on each side of the lifting frame 110, for example, Dogs can be provided.

The guide unit 130 includes vertical guides 131 and 133 vertically installed on the fixed frame 120 so as to be positioned around the elevation frame 110 and vertical guides 131 and 133 arranged to vertically move in contact with the vertical guides 131 and 133, And a plurality of guide rollers 135 and 137 that are rotatably installed on the inner wall 110 of the structure 1 and include a reinforcing member 139 connecting the vertical guides 131 and 133 to be supported on the inner surface or the ground of the structure 1 can do.

As shown in FIGS. 4 and 5, the vertical guides 131 and 133 include first and second vertical guides 131 and 133 spaced apart from each other on one side of the vertical frame 110, And a second guide surface 134 having a flat cross section extending in the width direction may be formed on the second vertical guide 133 . The guide rollers 135 and 137 include first and second guide rollers 135 and 137 having first and second rotation shafts 136 and 138 installed in directions perpendicular to each other, A plurality of second guide rollers 137 may be provided on both sides of the guide surface 132 and a plurality of second guide rollers 137 may be provided on both sides of the second guide surface 134. Therefore, the direction in which the first and second guide rollers 135 and 137 are brought into contact with and supported by the first and second vertical guides 131 and 133 mutually intersect allows the lifting frame 110 to move in the lateral direction So as to stably ascend and descend along a predetermined path on the upper side of the fixed frame 120.

The first and second guide rollers 135 and 137 can be rotatably installed on the lifting frame 110 by the first and second roller mounting members 141 and 142.

The elevation driving unit 150 is configured to move along the rail 170 while the conveyance trucks 181, 182 and 183 (shown in FIG. 8) are placed on the lift frame 110 with the wind tunnel test equipment 10 The elevating frame 110 may be installed on the fixed frame 120 so that the elevating frame 110 is raised horizontally with respect to the rail 170 and the elevating frame 110 is lowered so that the wind tunnel testing equipment 10 is lowered to the installation position .

The elevation driving unit 150 is provided with an elevating motor 151 and a driving shaft 152 horizontally installed to be rotated by the elevating motor 151 and a driving shaft 152 installed to transmit the rotational force of the elevating motor 151 to the driving shaft 152 A plurality of, for example, two, slave driven shafts 154 that are horizontally disposed to rotate orthogonally to the drive shaft 152 and a second gear box 153 that transmits the rotational force of the drive shaft 152 to the respective driven shafts 154 A lead screw 156 vertically installed so as to rotate orthogonally to each of the driven shafts 154 and a second gear box 155 installed to rotate the driven shaft 154 to transmit the rotational force of the driven shaft 154 to the lead screws 156 And a nut screw 158 installed on the lifting frame 110 to be screwed to the lead screw 156. [ The rotational force of the elevating motor 151 is transmitted to the driving shaft 152 by the first gear box 153 and the rotational force of the driving shaft 152 is transmitted to the respective driven shafts 154 by the second gear box 155 And the rotational force of each of the driven shafts 154 is transmitted to the lead screw 156 by the third gear box 157 so that the nut screw 158 is moved along the lead screw 156, Lift. Further, the elevating motor 151 can be controlled in accordance with an operation signal of the operation unit.

6 through 8, the installation system 100 in a wind tunnel test facility structure according to an embodiment of the present invention further includes a rail 170, wherein the rail 170 is connected to the outside of the structure 1 To the inner side of the structure 1 through the opening 2 formed in the structure 1. [ At this time, the rail 170 may include a hypothetical rail 172 installed by the vertical frame 171 so as to extend to the elevating frame 110. The temporary rail 172 allows the conveyance trucks 181, 182 and 183 to move up to the elevation frame 110. The wind tunnel test equipment 10 is assembled and removed in advance so as not to interfere with the downward movement.

The installation system 100 in the wind tunnel test facility structure according to the embodiment of the present invention further includes conveyance trucks 181, 182 and 183, and the conveyance trucks 181, 182 and 183 are installed in the wind tunnel test facility 10, 12, 13, respectively. Each of the transport trucks 181, 182 and 183 can move along the rail 170 by a device such as a winch.

6 to 9 are side views for sequentially illustrating a method of installing wind tunnel test equipment structures according to another embodiment of the present invention. In the wind tunnel test equipment structure according to another embodiment of the present invention, A wind tunnel test facility structure installation system 100 according to an embodiment will be described as an example.

As shown in FIG. 6, the rail 170 is installed so as to extend from the outside to the inside of the structure 1 through the opening 2 formed in the structure 1. The step of installing the rails may include forming the openings 2 at an installation position, for example, above the stationary frame 120, and rails 170 may be installed higher than the installation position, 10 (see FIG. 8). The step of installing the rails may be performed by mounting the vertical rails 172 extending from the rails 170 to the elevating frame 110 by the vertical frame 171 so that the conveying rollers 181, 110), as well as ensuring that the assembled wind tunnel test facility 10 (shown in FIG. 8) does not interfere with the pre-demolition of the temporary rail 172 upon descent.

6 to 8, each of the plurality of divided equipments 11, 12, 13 constituting the wind tunnel test facility 10 is sequentially transferred along the rail 170 by using the conveyance trucks 181, 182, 183 So as to complete the wind tunnel test equipment 10. [ At this time, since the assembly of the divisional equipments 11, 12 and 13 and the assembly of the divisional equipments 11, 12 and 13 are repeatedly performed inside the structure 1 or inside and outside the structure 1, (10) can be completed. The assembly of the wind tunnel test equipment 10 can be completed by transferring and assembling the split equipment 11 and 12, transferring the other split equipment 13, and assembling the split equipment 11 and 12 with other split equipment 11 and 12. Therefore, the transporting and assembling can be performed almost simultaneously, and the assembling efficiency can be enhanced.

On the other hand, the wind tunnel test facility 10 may be a specific part of the entire wind tunnel test system, for example, a lower flow path equipment, or may be a device corresponding to various parts. Each of the divisional equipments 11,12 and 13 has a structure in which the conveyance trucks 181,182 and 183 are positioned on a portion of the rail 170 outside the structure 1, 182 and 183 and the conveyance trucks 181, 182 and 183 on which the divided equipments 11, 12 and 13 are respectively mounted can be conveyed to the assembling position along the rail 170 by using a winch or the like. In this way, even if other structures are adjacent to the structure 1, the wind tunnel test equipment 10 is divided into the divided facilities 11, 12, and 13 to minimize interference with other structures, , 13) are installed in the interior of the structure (1), the influence on the external environment can be minimized.

When the wind tunnel test equipment 10 is assembled, the conveyance trucks 181, 182 and 183 on which the assembled wind tunnel test equipment 10 is mounted are moved onto a lift frame 110 which is horizontal with the rails using a device such as a winch .

9, when the assembled wind tunnel testing equipment 10 is transferred to the elevating frame 110 by the conveying trucks 181, 182 and 183 (shown in FIG. 8), the elevating frame 110 is moved to the elevation driving unit 150 So that the wind tunnel testing equipment 10 that has been assembled is lowered to reach the installation position. At this time, the lifting frame 110 can be lowered while being guided by the guide unit 130, and the lifting frame 110 can be placed on the fixed frame 120, . ≪ / RTI > Therefore, the wind tunnel testing equipment 10 can be maintained at a desired position by the lifting frame 110 and the fixed frame 120. When this is done, the wind tunnel test facility (10) is connected to the rest of the installed wind tunnel test facility and finally the wind tunnel test system is completed. On the other hand, the opening 2 formed in the structure 1 can be blocked to form an outer wall after the rail 170 is disassembled.

According to the installation system and the installation method in the wind tunnel test facility structure according to the present invention, the wind tunnel test facility can be installed in the structure by the divided transporting and assembling operation, so that the wind tunnel test equipment can be easily and reliably installed . In addition, the installation work of the wind tunnel test facility in the structure is mostly performed in the interior, thereby minimizing the influence on the external environment, thereby reducing the time and cost required for the installation work. In addition, when the wind tunnel test facility is installed, it is possible to eliminate the obstacles or interference caused by other adjacent structures, thereby reducing the constraints and conditions for installation work.

Although the present invention has been described with reference to the accompanying drawings, various modifications may be made without departing from the scope of the present invention. Accordingly, the scope of the present invention should not be limited to the above-described embodiments, but should be determined by the scope of the appended claims and equivalents thereof.

1: Structure 2:
10: Wind tunnel test equipment 11,12,13: Separation equipment
110: lift frame 111: horizontal member
112: vertical member 113: truss member
120: stationary frame 121: transverse member
122: longitudinal member 123: leg
130: guide portion 131: first vertical guide
132: first guide surface 133: second vertical guide
134: second guide surface 135: first guide roller
136: first rotation shaft 137: second guide roller
138: second rotation shaft 139: reinforcing member
141: first roller installation member 142: second roller installation member
150: lifting opening part 151: elevating motor
152: drive shaft 153: first gear box
154: Slave shaft 155: Second gear box
156: lead screw 157: third gear box
158: nut screw 170: rail
171: vertical frame 172:
181, 182, 183:

Claims (15)

delete delete A lifting frame installed above the installation position in the structure to support the transporting car loaded with wind tunnel testing equipment;
A fixed frame installed below the lifting frame;
A guide part for guiding the lifting frame to move up and down along a predetermined path from the fixed frame; And
Wherein the conveyance truck moves along the rails in a state where the wind tunnel test facility is seated and raises the lift frame horizontally with respect to the rails so as to be positioned on the raising frame, The elevating drive unit
Lt; / RTI >
The guide portion
A vertical guide installed vertically on the fixed frame so as to be positioned around the lift frame; And
A plurality of guide rollers rotatably installed on the lifting frame so as to move in a vertical direction in contact with the vertical guide,
Lt; / RTI >
The guide portion
And a reinforcing member connected to the vertical guide so as to be supported on the inner surface or the ground of the structure. A lifting frame installed above the installation position in the structure to support the transporting car loaded with wind tunnel testing equipment;
A fixed frame installed below the lifting frame;
A guide part for guiding the lifting frame to move up and down along a predetermined path from the fixed frame; And
Wherein the conveyance truck moves along the rails in a state where the wind tunnel test facility is seated and raises the lift frame horizontally with respect to the rails so as to be positioned on the raising frame, The elevating drive unit
Lt; / RTI >
The guide portion
A vertical guide installed vertically on the fixed frame so as to be positioned around the lift frame; And
A plurality of guide rollers rotatably installed on the lifting frame so as to move in a vertical direction in contact with the vertical guide,
Lt; / RTI >
The vertical guide
The first vertical guide includes first and second vertical guides that are spaced apart from each other on one side of the lifting frame. The first vertical guide has a first guide surface having a flat section extending in the longitudinal direction, A second guide surface having a flat section extending in the width direction is formed,
The guide roller
A first guide roller having a first rotation axis and a second rotation axis, the first guide roller having a first rotation axis and a second rotation axis disposed perpendicularly to each other, the first guide roller being installed on both sides of the first guide surface, And a plurality of second guide rollers are provided on both sides of the second guide surface, respectively. The method of claim 3,
The lifting /
A lifting motor;
A drive shaft horizontally installed to rotate by the elevating motor;
A first gear box installed to transmit the rotational force of the elevating motor to the drive shaft;
A slave shaft that is installed horizontally so as to rotate perpendicularly to the drive shaft;
A second gear box installed to transmit rotational force of the drive shaft to each of the driven shafts;
A lead screw vertically installed to rotate orthogonally to each of the driven shafts;
A third gear box installed to transmit rotational force of the driven shaft to each of the lead screws; And
A nut screw provided on the lifting frame so as to be screwed to each of the lead screws;
And an installation system in a wind tunnel test facility structure. The method of claim 3,
Further comprising the rail,
The rail
Wherein the wind tunnel is installed to extend from an outer side of the structure to an inner side of the structure through an opening formed in the structure. The method of claim 6,
The rail
And a hypothetical rail which is installed by a vertical frame to extend to the elevating frame. The method of claim 3,
Further comprising the conveying carriage,
The conveyance truck
Wherein the wind tunnel test equipment is provided with a plurality of divided units to transfer a corresponding plurality of divided equipment before assembling the wind tunnel test equipment. delete delete Providing a rail extending through the opening formed in the structure from the outside to the inside of the structure;
A step of sequentially transferring and assembling a plurality of split facilities constituting a wind tunnel test facility along the rails using a conveyance truck to complete the wind tunnel test facility;
Moving the transporting carriage on which the assembled wind tunnel testing equipment is mounted onto an elevating frame horizontally aligned with the rails; And
Lowering the lifting frame by the lifting and lowering driving unit and lowering the assembled wind tunnel testing equipment so as to reach the installation position
Including the
The step of installing the rail includes:
And a vertical frame extending from the rail to the lift frame, the vertical rail extending from the rail to the lift frame. The method of claim 11,
The step of completing the wind tunnel test facility comprises:
Wherein the assembly of the wind tunnel test equipment is completed by repeatedly performing the transfer of the split equipment and the assembly between the split equipment inside the structure or inside and outside of the structure. The method of claim 11,
The step of lowering the assembled wind tunnel testing equipment to the installation position includes:
Wherein the lifting frame is lowered while being guided by the guide portion. The method of claim 11,
The step of lowering the assembled wind tunnel testing equipment to the installation position includes:
Wherein the lifting frame is seated on the fixed frame so that the assembled wind tunnel testing equipment reaches the installation position. Providing a rail extending through the opening formed in the structure from the outside to the inside of the structure;
A step of sequentially transferring and assembling a plurality of split facilities constituting a wind tunnel test facility along the rails using a conveyance truck to complete the wind tunnel test facility;
Moving the transporting carriage on which the assembled wind tunnel testing equipment is mounted onto an elevating frame horizontally aligned with the rails; And
Lowering the lifting frame by the lifting and lowering driving unit and lowering the assembled wind tunnel testing equipment so as to reach the installation position
Including the
Wherein the opening formed in the structure can be blocked to form an outer wall after the rail is disassembled.

Images