JP3046915B2 - Wind tunnel body section variable device - Google Patents
Wind tunnel body section variable deviceInfo
- Publication number
- JP3046915B2 JP3046915B2 JP6233368A JP23336894A JP3046915B2 JP 3046915 B2 JP3046915 B2 JP 3046915B2 JP 6233368 A JP6233368 A JP 6233368A JP 23336894 A JP23336894 A JP 23336894A JP 3046915 B2 JP3046915 B2 JP 3046915B2
- Authority
- JP
- Japan
- Prior art keywords
- cylinder
- side wall
- measuring cylinder
- width
- wind tunnel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は、風洞の胴部断面可変装
置に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for changing the section of a trunk of a wind tunnel.
【０００２】[0002]
【従来の技術】従来の一般的な吹出式風洞を図７（ａ）
（ｂ）より説明すると、（ａ）は平面図、（ｂ）は側面
図を示しており、１がファン、２が拡散胴、３が整流
胴、４が縮流胴、５が幅Ｗ、高さＨの測定胴で、これら
の部分が一連の状態に接続されて、風洞が形成されてい
る。2. Description of the Related Art FIG. 7A shows a conventional general blow-out type wind tunnel.
To explain from (b), (a) is a plan view and (b) is a side view, wherein 1 is a fan, 2 is a diffusion cylinder, 3 is a rectifying cylinder, 4 is a contraction cylinder, 5 is a width W, With a measuring cylinder of height H, these parts are connected in a series to form a wind tunnel.
【０００３】上記風洞では、測定胴５の高さＨと幅Ｗ1
とは通常一定であるが、これらの寸法を変えた測定胴５
を必要とする場合、例えば高さＨが一定で、幅がＷ1 及
びＷ 2 の２種類の測定胴５を必要とする場合、（１）図
８（平面図）に示すように幅Ｗ1 用測定胴５及び幅Ｗ1
用縮流胴４とは別に幅Ｗ2 用測定胴５ａ及び幅Ｗ2 用第
２縮流胴４ａを作り、この幅Ｗ2 用第２縮流胴４ａを幅
Ｗ1 用縮流胴４とＷ2用測定胴５ａとの間に介装して、
測定胴５の幅をＷ1 →Ｗ2 に変えるか、（２）図９（平
面図）に示すように幅Ｗ1 用測定胴５及び幅Ｗ1 用縮流
胴４とは別に幅Ｗ2 用測定胴５ｂ及び幅Ｗ2 用縮流胴４
ｂを作り、幅Ｗ1 用縮流胴４を取り外して、幅Ｗ2 用縮
流胴４ｂを整流胴３と幅Ｗ1 用測定胴５との間に介装し
て、測定胴５の幅をＷ1 →Ｗ2 に変えるようにしてい
る。In the above wind tunnel, the height H and the width W of the measuring cylinder 5 are1
Is usually constant, but the measurement cylinder 5 with these dimensions changed
Is required, for example, the height H is constant and the width is W1Passing
And W TwoWhen two types of measuring cylinders 5 are required, (1) FIG.
8 (plan view), the width W1Measuring cylinder 5 and width W1
Width W separately from the contraction cylinder 4TwoMeasuring cylinder 5a and width WTwoFor first
2 Make the contraction cylinder 4aTwo2nd contractor 4a
W1Contractor 4 and WTwoBetween the measurement cylinder 5a
Set the width of the measuring cylinder 5 to W1→ WTwoOr (2)
Width) as shown in1Measuring cylinder 5 and width W1Contraction
Width W separate from trunk 4TwoMeasuring cylinder 5b and width WTwoContractor 4
b, width W1Remove the contraction cylinder 4 for width WTwoShrinking
The flow cylinder 4b is connected to the straightening cylinder 3 and the width W.1Between the measuring cylinder 5
And set the width of the measuring cylinder 5 to W1→ WTwoI want to change it to
You.
【０００４】[0004]
【発明が解決しようとする課題】前記図７〜図９に示す
従来の風洞では、幅がＷ1 及びＷ2 の２種類の測定胴５
を必要とする場合、（１）幅Ｗ2 用測定胴５ａ及び幅Ｗ
2 用第２縮流胴４ａを別に用意するか、（２）幅Ｗ2 用
測定胴５ｂ及び幅Ｗ2 用縮流胴４ｂを別に用意しなけれ
ばならない。また使用しない方の縮流胴及び測定胴を保
管しておく保管場所を必要として、コスト高になる上
に、取り替え作業に多くの時間を必要とするという問題
があった。In the [0005] conventional wind tunnel shown in FIG. 7 to FIG. 9, two measurement cylinder of width W 1 and W 2 5
(1) Measurement cylinder 5a for width W 2 and width W
Second Chijimiryudo 4a separately or prepared for 2, must be prepared separately (2) the width W 2 for measuring cylinder 5b and the width W 2 for contraction cylinder 4b. In addition, there is a problem that a storage space for storing the contraction cylinder and the measurement cylinder that are not used is required, so that the cost is increased and the replacement operation requires much time.
【０００５】本発明は前記の問題点に鑑み提案するもの
であり、その目的とする処は、コストを低減でき、
胴部の断面変更作業を容易に行うことができる風洞の胴
部断面可変装置を提供しようとする点にある。The present invention has been made in view of the above problems, and its object is to reduce the cost.
It is an object of the present invention to provide a wind tunnel body section varying device that can easily perform a body section changing operation.
【０００６】[0006]
【課題を解決するための手段】上記の目的を達成するた
めに、本発明の風洞の胴部断面可変装置は、断面寸法の
異なった複数個の胴部を一連の状態に接続して形成した
風洞において、整流胴と、該整流胴の下流に設けられた
測定胴とを備え、前記整流胴側壁の下流側端部には、第
１の縮流胴側壁がピンジョイントにより片開き扉状に支
持され、前記測定胴側壁の上流側端部には、第２の縮流
胴側壁がピンジョイントにより片開き扉状に支持され、
さらに、前記測定胴の側壁は測定胴の左右方向に移動可
能に支持され、該測定胴の側壁の位置に応じて前記第１
の縮流胴側壁または第２の縮流胴側壁のいずれか一方に
より前記整流胴と測定胴との側壁が接続されることによ
り、該整流胴と測定胴との間に縮流胴が形成される（請
求項１）。SUMMARY OF THE INVENTION In order to achieve the above object, a wind tunnel body section varying device according to the present invention is formed by connecting a plurality of body sections having different sectional dimensions in a series of states. In the wind tunnel, a rectifying cylinder and a rectifying cylinder provided downstream of the rectifying cylinder
A measuring cylinder, and a downstream end of the side wall of the flow regulating cylinder,
No. 1 side wall supported by a pin joint as a single-door
At the upstream end of the measurement cylinder side wall,
The side wall of the torso is supported by a pin joint in the form of a one-sided door,
Furthermore, the side wall of the measuring cylinder can be moved in the left and right direction of the measuring cylinder.
Supported by the first cylinder according to the position of the side wall of the measuring cylinder.
On either the side wall of the contractor or the side wall of the second contractor
By connecting the side walls of the rectifying cylinder and the measuring cylinder,
Thus, a contraction cylinder is formed between the straightening cylinder and the measuring cylinder (claim 1).
【０００７】前記風洞の胴部断面可変装置において、縮
流胴の上壁を天井側に固定し、同縮流胴の下壁を床面側
に固定してもよい（請求項２）。前記風洞の胴部断面可
変装置において、測定胴の上壁を天井側に固定し、同測
定胴の下壁を床面側に固定してもよい（請求項３）。前
記風洞の胴部断面可変装置において、測定胴の側壁を測
定胴の長さ方向に間隔を置いて設置した複数個の側壁支
持装置により左右方向への移動を可能に支持してもよい
（請求項４）In the apparatus for changing the section of the body of the wind tunnel, the upper wall of the contractor may be fixed to the ceiling, and the lower wall of the contractor may be fixed to the floor. In the apparatus for changing the section of the trunk of the wind tunnel, the upper wall of the measuring cylinder may be fixed to the ceiling, and the lower wall of the measuring cylinder may be fixed to the floor. In the device for changing the trunk section of the wind tunnel, the side wall of the measuring cylinder may be supported to be movable in the left-right direction by a plurality of side wall supporting devices installed at intervals in the length direction of the measuring cylinder. Item 4)
【０００８】[0008]
【作用】本発明の風洞の胴部断面可変装置は前記のよう
に構成されており、縮流胴の側壁をピンジョイントを中
心として片開き扉状に揺動させる一方、同縮流胴の下流
側に接続した測定胴の側壁を左右方向に移動させて、断
面寸法の異なった複数種類の風洞を形成する。The apparatus for varying the section of the body of a wind tunnel according to the present invention is constructed as described above, and the side wall of the contraction cylinder is swung like a one-sided door around a pin joint, while the downstream side of the contraction cylinder is rotated. By moving the side wall of the measuring cylinder connected to the side in the left-right direction, a plurality of types of wind tunnels having different cross-sectional dimensions are formed.
【０００９】[0009]
【実施例】次に本発明の風洞の胴部断面可変装置を図１
〜図６に示す一実施例により説明すると、図１は風洞の
胴部断面可変装置の平面図で、中心線から上半部が幅Ｗ
2の状態を示し、中心線から下半部が幅Ｗ1 の状態を示
している。また図２（ａ）（ｂ）は図１の矢視Ｘ−Ｘに
沿う縦断正面図で、図２（ａ）は幅Ｗ1 の状態を示し、
図２（ｂ）は幅Ｗ2 の状態を示している。FIG. 1 shows a wind tunnel body section varying device according to the present invention.
FIG. 1 is a plan view of a device for changing the section of the body of a wind tunnel, in which the upper half from the center line has a width W.
Shows two states, the lower half portion from a center line shows a state of the width W 1. The FIGS. 2 (a) (b) is a longitudinal sectional front view taken along the arrow X-X in FIG. 1, FIG. 2 (a) shows the state of the width W 1,
Figure 2 (b) shows the state of the width W 2.
【００１０】これらの図１、図２において、３が整流
胴、４が縮流胴、５が高さＨの測定胴、６，６が縮流胴
４の幅Ｗ1用側壁（第１の縮流胴側壁）、７，７が縮流
胴４の幅Ｗ2用側壁（第２の縮流胴側壁）、８が測定胴
５の右側壁、９が測定胴５の左側壁、１０が縮流胴４の
上壁及び下壁、１１が測定胴５の上壁（幅Ｗ1，Ｗ2兼用
上壁）、１２が測定胴５の下壁（幅Ｗ1，Ｗ2兼用下壁）
である。[0010] These 1, 2, 3 rectifying cylinder, 4 Chijimiryudo, measuring cylinders of 5 height H, 6,6 sidewall (first for the width W 1 of Chijimiryudo 4 Chijimiryudo sidewall), 7,7 sidewall for the width W 2 of Chijimiryudo 4 (second contraction cylinder side wall), the right side wall 8 are measured cylinder 5, 9 left side wall of the measuring cylinder 5, 10 upper and lower walls of Chijimiryudo 4, the upper wall (width W 1, W 2 combined upper wall) of the 11 measuring cylinder 5, 12 lower wall of the measuring cylinder 5 (width W 1, W 2 combined lower wall)
It is.
【００１１】上記縮流胴４の幅Ｗ1 用側壁６、６は、ピ
ンジョイント６ａ、６ａにより整流胴３の左右側壁に片
開き扉状に支持されて、内外方に揺動可能になってい
る。上記縮流胴４の幅Ｗ2 用側壁７、７は、ピンジョイ
ント７ａ、７ａにより測定胴５の右側壁８及び左側壁９
に片開き扉状に支持されて、内外方に揺動可能になって
いる。[0011] width W 1 for the side walls 6,6 of the Chijimiryudo 4, pin joint 6a, is supported single swing door form right and left side walls of the rectification cylinder 3 by 6a, become swingable in and out direction I have. Width W 2 for the side wall 7, 7 of the Chijimiryudo 4, pin joint 7a, the right side wall 8 and the left side wall of the measuring cylinder 5 by 7a 9
The door is supported in the shape of a one-sided door so that it can swing inward and outward.
【００１２】また上記測定胴５の右側壁８及び左側壁９
は、左右方向に移動可能に支持されている。上記縮流胴
４の上壁１０は、天井側から吊り下げられて固定され、
同縮流胴４の下壁１０は、床面側に固定されている。上
記測定胴５の上壁（幅Ｗ1 、Ｗ2 兼用上壁）１１は、天
井側から吊り下げられて固定され、同測定胴５の下壁
（幅Ｗ1 、Ｗ2 兼用下壁）１２は、床面側に固定されて
いる。The right side wall 8 and the left side wall 9 of the measuring cylinder 5
Are supported movably in the left-right direction. The upper wall 10 of the contraction drum 4 is suspended and fixed from the ceiling side,
The lower wall 10 of the contraction drum 4 is fixed to the floor side. Upper wall (width W 1, W 2 combined upper wall) 11 of the measuring cylinder 5 is fixed is suspended from the ceiling side, the lower wall of the measuring cylinder 5 (width W 1, W 2 combined lower wall) 12 Is fixed to the floor side.
【００１３】図３は胴部断面可変装置の側壁支持装置を
示す平面図で、中心線から上半部が幅Ｗ2 の状態を示
し、中心線から下半部が幅Ｗ1 の状態を示している。ま
た図４は側壁支持装置の側面図である。また図５（ａ）
は側壁支持装置の側面図、図５（ｂ）は図５（ａ）の矢
視Ａ−Ａ線に沿う縦断側面図、図５（ｃ）は図５（ａ）
の矢視Ｂ−Ｂ線に沿う横断平面図、図５（ｄ）は図５
（ａ）の矢視Ｃ−Ｃ線に沿う横断平面図である。FIG. 3 is a plan view showing a side wall supporting device of the body section variable device, in which an upper half from the center line has a width W 2 and a lower half from the center line has a width W 1. ing. FIG. 4 is a side view of the side wall supporting device. FIG. 5 (a)
5A is a side view of the side wall support device, FIG. 5B is a longitudinal side view taken along line AA of FIG. 5A, and FIG. 5C is FIG.
5D is a cross-sectional plan view taken along line BB of FIG.
FIG. 4A is a cross-sectional plan view taken along line CC of FIG.
【００１４】これらの図３〜図５において、２１が支柱
で、同支柱２１は、中心線からＬ 3だけ外側に配設され
て、同支柱２１の上下端部が測定胴５の上壁１１及び下
壁１２に固定されている。２０が同支柱２１の上下端部
に水平方向への揺動を可能に取付けた側壁支持金具、２
２が測定胴５の右側壁８及び左側壁９の上下外面に固定
したロッド、２３が同ロッド２２に摺動自在に嵌合した
ベアリングで、同ベアリング２３と上記ロッド２２の先
端部とが枢支されており、側壁支持金具２０を支柱２１
を中心に水平方向に揺動させ、ベアリング２３をロッド
２２に沿い摺動させて、測定胴５の右側壁８及び左側壁
９を左右方向に移動させるようになっている。In FIGS. 3 to 5, reference numeral 21 denotes a support, and the support 21 is disposed outside by L 3 from the center line, and upper and lower ends of the support 21 are connected to the upper wall 11 of the measuring cylinder 5. And is fixed to the lower wall 12. 20 is a side wall support fitting which is attached to the upper and lower ends of the column 21 so as to be able to swing in the horizontal direction.
2 is a rod fixed to the upper and lower outer surfaces of the right side wall 8 and the left side wall 9 of the measuring cylinder 5, and a bearing 23 is slidably fitted to the rod 22, and the bearing 23 and the tip of the rod 22 pivot. The side wall support bracket 20 is supported by the support 21.
And the bearing 23 is slid along the rod 22 to move the right side wall 8 and the left side wall 9 of the measuring cylinder 5 in the left and right directions.
【００１５】以上の側壁支持装置２０〜２３は、複数個
あり、これらが測定胴５の長さ方向に間隔を置いて設置
されている。図３のＷは整流胴３の幅、Ｌ0 は縮流胴４
の長さ、Ｌ2 は測定胴５の長さ、図４のＨ0 は整流胴３
の高さ、Ｈは測定胴５の高さである。なお縮流胴４の幅
Ｗ1 用側壁６及び幅Ｗ2 用側壁７のピンジョイント６
ａ、７ａを中心とした揺動と、測定胴５の右側壁８及び
左側壁９の左右方向への移動とは、手動により行って
も、駆動装置（電動機、油圧駆動装置、空圧駆動装置
等）により行ってもよい。There are a plurality of side wall supporting devices 20 to 23, which are arranged at intervals in the length direction of the measuring cylinder 5. W in FIG. 3 is the width of the rectification body 3, L 0 is Chijimiryudo 4
The length of the, L 2 is the length of the measuring cylinder 5, H 0 of FIG. 4 is rectified cylinder 3
Is the height of the measuring cylinder 5. The pin joint 6 of the side wall 6 for the width W 1 and the side wall 7 for the width W 2 of the contraction drum 4
The swinging around the a and 7a and the movement of the right side wall 8 and the left side wall 9 of the measuring cylinder 5 in the left-right direction can be performed manually or by a driving device (electric motor, hydraulic driving device, pneumatic driving device). Etc.).
【００１６】測定胴５の幅をＷ1 にするときには、図６
（ａ）に示すように測定胴５の右側壁８及び左側壁９を
左右方向外方へ移動させて、測定胴５の幅をＷ1 にする
一方（図２（ａ）参照）、縮流胴４の幅Ｗ2 用側壁７、
７をピンジョイント７ａ、７ａを中心に外方へ揺動さ
せ、縮流胴４の幅Ｗ1 用側壁６、６をピンジョイント６
ａ、６ａを中心に内方へ揺動させて、この幅Ｗ1 用側壁
６、６により整流胴３の左右側壁と測定胴５の左右側壁
８、９とを接続する。[0016] the width of the measuring cylinder 5 at the time of the W 1, as shown in FIG. 6
And the right side wall 8 and the left side wall 9 of the measuring cylinder 5 is moved in the lateral direction outward (a), the while the width of the measurement body 5 to W 1 (see FIG. 2 (a)), contraction width W 2 for the side wall 7 of the cylinder 4,
7 pin joint 7a, is swung outwardly about the 7a, pin joint 6 the width W 1 for the side walls 6,6 Chijimiryudo 4
a, 6a and center is swung inwardly and connects the left and right side walls of the rectification cylinder 3 and the left and right side walls 8, 9 of the measuring cylinder 5 by the width W 1 side wall 6,6.
【００１７】測定胴５の幅をＷ2 にするときには、図６
（ｂ）に示すように測定胴５の右側壁８及び左側壁９を
左右方向内方へ移動させて、測定胴５の幅をＷ2 にする
一方（図２（ｂ）参照）、縮流胴４の幅Ｗ1 用側壁６、
６をピンジョイント６ａ、６ａを中心に外方へ揺動さ
せ、縮流胴４の幅Ｗ2 用側壁７、７をピンジョイント７
ａ、７ａを中心に内方へ揺動させて、この幅Ｗ2 用側壁
７、７により整流胴３の左右側壁と測定胴５の左右側壁
８、９とを接続する。When the width of the measuring cylinder 5 is set to W 2 , FIG.
The right side wall 8 and the left side wall 9 of the measuring cylinder 5 as shown in (b) is moved in the lateral direction inwards, while the width of the measurement body 5 to W 2 (see FIG. 2 (b)), contraction Side wall 6 for width W 1 of body 4,
6 pin joint 6a, is swung outwardly about the 6a, pin joint 7 width W 2 for the side wall 7, 7 Chijimiryudo 4
a, 7a and center is swung inwardly and connects the left and right side walls of the rectification cylinder 3 and the left and right side walls 8, 9 of the measuring cylinder 5 by the width W 2 for the side wall 7, 7.
【００１８】[0018]
【発明の効果】本発明の風洞の胴部断面可変装置は前記
のように縮流胴の左右側壁をピンジョイントを中心に片
開き扉状に揺動させて、縮流胴の断面形状を変えるの
で、前記従来のように断面形状の異なった複数の縮流
胴を不要にでき、測定胴の左右側壁を左右方向に移動
させて、測定胴の断面形状を変えるので、前記従来のよ
うに断面形状の異なった複数の測定胴を不要にでき、
上記のように断面形状の異なった複数の縮流胴及び測定
胴を不要にできるので、保管場所を不要にでき、上記
のように保管場所を不要にできるので、風洞設備面積を
縮減できて、コストを低減できる。As described above, the apparatus for varying the cross section of the body of a wind tunnel according to the present invention changes the cross-sectional shape of the flow contractor by swinging the left and right side walls of the contractor in a single-door manner around the pin joint. Therefore, a plurality of flow reducing cylinders having different cross-sectional shapes as in the related art can be unnecessary, and the left and right side walls of the measuring cylinder are moved in the left-right direction to change the sectional shape of the measuring cylinder. Multiple measuring cylinders with different shapes can be eliminated,
As described above, a plurality of contraction cylinders and measurement cylinders having different cross-sectional shapes can be made unnecessary, so that a storage place can be made unnecessary, and a storage place can be made unnecessary as described above. Cost can be reduced.
【００１９】また縮流胴の側壁をピンジョイントを中心
として片開き扉状に揺動させる一方、同縮流胴の下流側
に接続した測定胴の側壁を左右方向に移動させて、断面
寸法の異なった複数種類の風洞を形成するので、縮流胴
等の取り替え作業を不要にできて、胴部の断面変更作業
を容易に行うことができる。The side wall of the contraction cylinder is swung like a one-sided door around the pin joint, and the side wall of the measuring cylinder connected to the downstream side of the contraction cylinder is moved in the left-right direction to reduce the cross-sectional dimension. Since a plurality of different types of wind tunnels are formed, it is not necessary to replace the flow contractor and the like, and it is possible to easily perform the work of changing the section of the trunk.
【図１】本発明の風洞の胴部断面可変装置の一実施例を
示す平面図である。FIG. 1 is a plan view showing one embodiment of a body section changing device of a wind tunnel of the present invention.
【図２】（ａ）は図１の矢視Ｘ−Ｘに沿う幅Ｗ1 の状態
を示す縦断正面図、（ｂ）は図１の矢視Ｘ−Ｘに沿う幅
Ｗ2 の状態を示す縦断正面図である。2 (a) is a longitudinal front view showing a state of a width W 1 along the arrow X-X in FIG. 1, shows a (b) the state of the width W 2 along the arrow X-X in FIG. 1 It is a vertical front view.
【図３】同胴部断面可変装置の側壁支持装置を示す平面
図である。FIG. 3 is a plan view showing a side wall support device of the body section varying device.
【図４】同胴部断面可変装置の側壁支持装置を示す側面
図である。FIG. 4 is a side view showing a side wall supporting device of the body section varying device.
【図５】（ａ）は同側壁支持装置の側面図、（ｂ）は
（ａ）の矢視Ａ−Ａ線に沿う縦断側面図、（ｃ）は
（ａ）の矢視Ｂ−Ｂ線に沿う横断平面図、（ｄ）は
（ａ）の矢視Ｃ−Ｃ線に沿う横断平面図である。5A is a side view of the side wall supporting device, FIG. 5B is a longitudinal side view taken along the line AA of FIG. 5A, and FIG. 5C is a line BB of FIG. (D) is a cross-sectional plan view taken along line CC of FIG.
【図６】（ａ）は測定胴５の幅をＷ1 にしたときの斜視
図、（ｂ）は測定胴５の幅をＷ 2 にしたときの斜視図で
ある。FIG. 6 (a) shows the width of the measuring cylinder 5 as W1Perspective
FIG. 4B shows the width of the measuring cylinder 5 as W. TwoIn a perspective view when
is there.
【図７】（ａ）は従来の風洞を示す平面図、（ｂ）は側
面図である。FIG. 7A is a plan view showing a conventional wind tunnel, and FIG. 7B is a side view.
【図８】従来の風洞で測定胴５の幅をＷ2 にするときの
一例を示す平面図である。FIG. 8 is a plan view showing an example when the width of a measuring cylinder 5 is set to W 2 in a conventional wind tunnel.
【図９】従来の風洞で測定胴５の幅をＷ2 にするときの
他の例を示す平面図である。FIG. 9 is a plan view showing another example when the width of the measuring cylinder 5 is set to W 2 in the conventional wind tunnel.
３ 整流胴 ４ 縮流胴 ５ 測定胴 ６ 縮流胴４の幅Ｗ1 用側壁 ６ａ 幅Ｗ1 用側壁６のピンジョイント ７ 縮流胴４の幅Ｗ2 用側壁 ７ａ 幅Ｗ2 用側壁７のピンジョイント ８ 測定胴５の右側壁 ９ 測定胴５の左側壁 Ｗ1 測定胴５の幅（Ｗ1 ＞Ｗ2 ） Ｗ2 測定胴５の幅（Ｗ1 ＞Ｗ2 ）3 of the rectifying body 4 Chijimiryudo 5 measuring cylinders 6 Chijimiryudo width W 1 for the side wall 6a width W 1 for sidewall pin joint 7 width W 2 for the side wall 7a width W 2 for the side wall 7 of Chijimiryudo 4 6 4 left side wall W 1 width of the measurement cylinder 5 of the right side wall 9 measuring cylinder 5 of the pin joint 8 measuring cylinder 5 (W 1> W 2) W 2 width of measured cylinder 5 (W 1> W 2)
───────────────────────────────────────────────────── フロントページの続き (58)調査した分野(Int.Cl.7，ＤＢ名) G01M 9/04 ──────────────────────────────────────────────────続 き Continued on front page (58) Field surveyed (Int.Cl. 7 , DB name) G01M 9/04
Claims (4)
の状態に接続して形成した風洞において、 整流胴と、該整流胴の下流に設けられた測定胴とを備
え、 前記整流胴側壁の下流側端部には、第１の縮流胴側壁が
ピンジョイントにより片開き扉状に支持され、 前記測定胴側壁の上流側端部には、第２の縮流胴側壁が
ピンジョイントにより片開き扉状に支持され、 さらに、前記測定胴の側壁は測定胴の左右方向に移動可
能に支持され、該測定胴の側壁の位置に応じて前記第１
の縮流胴側壁または第２の縮流胴側壁のいずれか一方に
より前記整流胴と測定胴との側壁が接続されることによ
り、該整流胴と測定胴との間に縮流胴が形成される こと
を特徴とする風洞の胴部断面可変装置。In a wind tunnel formed by connecting a plurality of body portions having different cross-sectional dimensions in a series, a flow straightening cylinder and a measuring cylinder provided downstream of the straightening cylinder are provided.
In addition, at the downstream end of the straightening cylinder side wall, a first contraction cylinder side wall is provided.
A pin joint is supported in the form of a one-sided door , and a second contraction drum side wall is provided at an upstream end of the measurement cylinder side wall.
It is supported in the form of a one-sided door by a pin joint, and the side wall of the measuring cylinder can be moved in the left-right direction of the measuring cylinder.
Supported by the first cylinder according to the position of the side wall of the measuring cylinder.
On either the side wall of the contractor or the side wall of the second contractor
By connecting the side walls of the rectifying cylinder and the measuring cylinder,
A flow section of the wind tunnel , wherein a contraction cylinder is formed between the straightening cylinder and the measuring cylinder .
縮流胴の下壁を床面側に固定した請求項１記載の風洞の
胴部断面可変装置。2. The apparatus according to claim 1, wherein an upper wall of the contractor is fixed to a ceiling, and a lower wall of the contractor is fixed to a floor.
測定胴の下壁を床面側に固定した請求項１記載の風洞の
胴部断面可変装置。3. The apparatus according to claim 1, wherein an upper wall of the measuring cylinder is fixed to a ceiling and a lower wall of the measuring cylinder is fixed to a floor.
間隔を置いて設置した複数個の側壁支持装置により左右
方向への移動を可能に支持した請求項１記載の風洞の胴
部断面可変装置。4. The wind tunnel body according to claim 1, wherein the side wall of the measuring cylinder is supported by a plurality of side wall supporting devices installed at intervals in the length direction of the measuring cylinder so as to be movable in the left-right direction. Cross section variable device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6233368A JP3046915B2 (en) | 1994-09-28 | 1994-09-28 | Wind tunnel body section variable device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6233368A JP3046915B2 (en) | 1994-09-28 | 1994-09-28 | Wind tunnel body section variable device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0894486A JPH0894486A (en) | 1996-04-12 |
| JP3046915B2 true JP3046915B2 (en) | 2000-05-29 |
Family
ID=16954042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6233368A Expired - Lifetime JP3046915B2 (en) | 1994-09-28 | 1994-09-28 | Wind tunnel body section variable device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3046915B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109211968A (en) * | 2018-09-14 | 2019-01-15 | 中车青岛四方车辆研究所有限公司 | Cooling fin test air way |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19808901A1 (en) * | 1998-03-03 | 1999-09-09 | Volkswagen Ag | Movable and / or deformable wall, in particular for a fluid channel section, and fluid channel section |
-
1994
- 1994-09-28 JP JP6233368A patent/JP3046915B2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109211968A (en) * | 2018-09-14 | 2019-01-15 | 中车青岛四方车辆研究所有限公司 | Cooling fin test air way |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0894486A (en) | 1996-04-12 |
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| Date | Code | Title | Description |
|---|---|---|---|
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
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