JPS6453498U - - Google Patents
Info
- Publication number
- JPS6453498U JPS6453498U JP14949787U JP14949787U JPS6453498U JP S6453498 U JPS6453498 U JP S6453498U JP 14949787 U JP14949787 U JP 14949787U JP 14949787 U JP14949787 U JP 14949787U JP S6453498 U JPS6453498 U JP S6453498U
- Authority
- JP
- Japan
- Prior art keywords
- fan
- shroud
- blade
- radiator
- fan blade
- 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 6
- 238000001816 cooling Methods 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
第１図は本考案の実施例を示すフアンブレード
の上半分を示す側面図、第２図ａは従来のフアン
ブレードにおけるブレード巾と渦流の状態を示す
説明図、第２図ｂは本考案の１実施例を示すフア
ンブレードのブレード巾と渦流の状態を示す説明
図、第３図は従来のフアンを示す側面図、第４図
は第３図におけるラジエータとシユラウドとの接
続状態を示す斜視図、第５図ａ，ｂ，ｃは従来の
ブレード側面巾の大きなフアンブレードとシユラ
ウドとの間のクリアランスの状態を示す側面図、
第６図はフアン回転数と風量との関係を示す線図
、第７図はフアン回転数と騒音との関係を示す線
図、第８図は本考案と従来のフアンの場合の風量
と騒音との関係を示す線図である。
図の主要部分の説明、１……ラジエータ、３…
…冷却用フアン、４……シユラウド、６……ラジ
エータ側端面、７……シユラウド円筒部、９……
傾斜面、１４……クリアランス、１５……フアン
ブレード、１６……フアンブレード前縁、１７…
…斜面。
Fig. 1 is a side view showing the upper half of a fan blade showing an embodiment of the present invention, Fig. 2a is an explanatory diagram showing the blade width and vortex state in a conventional fan blade, and Fig. 2b is an illustration of the fan blade according to the present invention. An explanatory diagram showing the blade width and vortex state of a fan blade showing a first embodiment, FIG. 3 is a side view showing a conventional fan, and FIG. 4 is a perspective view showing a connection state between the radiator and shroud in FIG. 3. , Figures 5a, b, and c are side views showing the state of clearance between a conventional fan blade with a large blade side width and a shroud;
Figure 6 is a diagram showing the relationship between fan rotation speed and air volume, Figure 7 is a diagram showing the relationship between fan rotation speed and noise, and Figure 8 is a diagram showing the relationship between fan rotation speed and noise. FIG. Explanation of the main parts of the diagram, 1...radiator, 3...
...Cooling fan, 4...Shroud, 6...Radiator side end face, 7...Shroud cylindrical part, 9...
Inclined surface, 14...Clearance, 15...Fan blade, 16...Fan blade leading edge, 17...
...Slope.
Claims (1)
をとつてブレード側面巾の大きなフアンブレード
を配置したフアンであつて、シユラウドにおける
ラジエータ側端面とシユラウド円筒部を接続する
傾斜面とほぼ平行な斜面を、フアンブレードの前
縁の上部に形成して該傾斜面との間に所定のクリ
アランスを設けたことを特徴とするフアン。 This is a fan in which a fan blade with a large blade side width is arranged behind the radiator with a clearance from the shroud, and a slope that is almost parallel to the slope that connects the radiator side end face of the shroud and the shroud cylindrical part is placed in front of the fan blade. A fan characterized in that a predetermined clearance is provided between the rim and the sloped surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14949787U JPS6453498U (en) | 1987-09-30 | 1987-09-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14949787U JPS6453498U (en) | 1987-09-30 | 1987-09-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6453498U true JPS6453498U (en) | 1989-04-03 |
Family
ID=31421779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14949787U Pending JPS6453498U (en) | 1987-09-30 | 1987-09-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6453498U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007182901A (en) * | 2003-06-18 | 2007-07-19 | Mitsubishi Electric Corp | Blower |
-
1987
- 1987-09-30 JP JP14949787U patent/JPS6453498U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007182901A (en) * | 2003-06-18 | 2007-07-19 | Mitsubishi Electric Corp | Blower |
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