JPS5890394U - cross flow fan - Google Patents
cross flow fanInfo
- Publication number
- JPS5890394U JPS5890394U JP18759581U JP18759581U JPS5890394U JP S5890394 U JPS5890394 U JP S5890394U JP 18759581 U JP18759581 U JP 18759581U JP 18759581 U JP18759581 U JP 18759581U JP S5890394 U JPS5890394 U JP S5890394U
- Authority
- JP
- Japan
- Prior art keywords
- flow fan
- rotor
- cross flow
- motor
- frequency
- 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.)
- Granted
Links
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
- Motor Or Generator Frames (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の実施例を示す概略説明図、第２図はモ
デル化した説明図、第３図は要部の部分断面側面図、第
４図は正面図、第５図は周波数−音圧曲線、第６図は従
来例を示す縦断面正面図、第７図は周波数−音圧曲線で
ある。
１・・・・・・ロータ本体、２・・・・・・防振ゴム、
３・・・・・・出力軸、４・・・・・・回転子。
番ｄσ−ｎ
、ＬＬ七七ト−Fig. 1 is a schematic explanatory diagram showing an embodiment of the present invention, Fig. 2 is a modeled explanatory diagram, Fig. 3 is a partial cross-sectional side view of the main part, Fig. 4 is a front view, and Fig. 5 is a frequency diagram. 6 is a vertical cross-sectional front view showing a conventional example, and FIG. 7 is a frequency-sound pressure curve. 1... Rotor body, 2... Anti-vibration rubber,
3...Output shaft, 4...Rotor. Number dσ-n, LL77-n
Claims (1)
振ゴム２を介してモータの出力軸３に連結シたクロスフ
ローファンであって、前記防振コム２に、複数の凹入部
２１・・・を周設し、前記ロータ本体１とモータの回転
子４及び出力軸３とから、 成るねじり振動系の固有
振動数を、前記モータの′ 電源周波数の２倍振動数よ
り小さくしたことを特徴トスるクロスフローファン。This is a cross flow fan in which a rotor body 1 having a large number of blades 11 arranged around the rotor is connected to an output shaft 3 of a motor via a disc-shaped vibration isolating rubber 2, and the vibration isolating comb 2 has a plurality of recesses. an inlet 21 is provided around the circumference, and the natural frequency of the torsional vibration system consisting of the rotor body 1, the rotor 4 of the motor, and the output shaft 3 is set to be smaller than twice the frequency of the power supply frequency of the motor. It features a cross-flow fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18759581U JPS5890394U (en) | 1981-12-15 | 1981-12-15 | cross flow fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18759581U JPS5890394U (en) | 1981-12-15 | 1981-12-15 | cross flow fan |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5890394U true JPS5890394U (en) | 1983-06-18 |
| JPH0229268Y2 JPH0229268Y2 (en) | 1990-08-06 |
Family
ID=29990534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18759581U Granted JPS5890394U (en) | 1981-12-15 | 1981-12-15 | cross flow fan |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5890394U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5222443A (en) * | 1975-08-13 | 1977-02-19 | Nec Corp | Method of checking refresh operation |
-
1981
- 1981-12-15 JP JP18759581U patent/JPS5890394U/en active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5222443A (en) * | 1975-08-13 | 1977-02-19 | Nec Corp | Method of checking refresh operation |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0229268Y2 (en) | 1990-08-06 |
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