JPH02149897U - - Google Patents
Info
- Publication number
- JPH02149897U JPH02149897U JP6014389U JP6014389U JPH02149897U JP H02149897 U JPH02149897 U JP H02149897U JP 6014389 U JP6014389 U JP 6014389U JP 6014389 U JP6014389 U JP 6014389U JP H02149897 U JPH02149897 U JP H02149897U
- Authority
- JP
- Japan
- Prior art keywords
- blades
- axial flow
- suction side
- outer diameter
- orifice ring
- 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
第１図は本考案の一実施例における軸流送風機
の断面図、第２図は第１図の要部断面図、第３図
は軸流羽根車の羽根とオリフイスリングのラツプ
する距離と騒音の関係を示すグラフ、第４図は従
来の軸流送風機の断面図、第５図は従来の軸流送
風機の翼間の流れを計測した結果の速度ベクトル
図、第６図は第３図の要部断面図である。
７……軸流送風機本体、８……軸流羽根車、９
……羽根、９ａ……後縁側、１０……円錐台形の
ハブ、５……オリフイスリング。
Fig. 1 is a cross-sectional view of an axial blower according to an embodiment of the present invention, Fig. 2 is a cross-sectional view of the main part of Fig. 1, and Fig. 3 is a distance between the axial impeller blades and the orifice ring and noise. Figure 4 is a cross-sectional view of a conventional axial blower, Figure 5 is a velocity vector diagram of the result of measuring the flow between the blades of a conventional axial blower, and Figure 6 is a graph showing the relationship between the two. It is a sectional view of the main part. 7... Axial flow blower main body, 8... Axial flow impeller, 9
...Blade, 9a... Trailing edge side, 10... truncated conical hub, 5... Orifice ring.
Claims (1)
成る軸流羽根車と、前記羽根の後縁側の外周部を
囲む吸込側がベルマウス形状のオリフイスリング
とで構成され、前記ハブの形状を吹出側外径が吸
込側外径より小さい略円錐台形に形成したことを
特徴とする軸流送風機。 The axial flow impeller is composed of a plurality of blades and a hub that fixes the blades, and an orifice ring that surrounds the outer periphery of the trailing edge of the blades and has a bell mouth shape on the suction side. An axial flow blower characterized by being formed into a substantially truncated conical shape with an outer diameter smaller than an outer diameter on the suction side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6014389U JPH02149897U (en) | 1989-05-24 | 1989-05-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6014389U JPH02149897U (en) | 1989-05-24 | 1989-05-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02149897U true JPH02149897U (en) | 1990-12-21 |
Family
ID=31587248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6014389U Pending JPH02149897U (en) | 1989-05-24 | 1989-05-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02149897U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008064350A (en) * | 2006-09-05 | 2008-03-21 | Toshiba Kyaria Kk | Blower, outdoor unit of air conditioner |
-
1989
- 1989-05-24 JP JP6014389U patent/JPH02149897U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008064350A (en) * | 2006-09-05 | 2008-03-21 | Toshiba Kyaria Kk | Blower, outdoor unit of air conditioner |