JPH0361197U - - Google Patents
Info
- Publication number
- JPH0361197U JPH0361197U JP12297989U JP12297989U JPH0361197U JP H0361197 U JPH0361197 U JP H0361197U JP 12297989 U JP12297989 U JP 12297989U JP 12297989 U JP12297989 U JP 12297989U JP H0361197 U JPH0361197 U JP H0361197U
- Authority
- JP
- Japan
- Prior art keywords
- motor
- protrusion
- projecting portion
- side plate
- blower
- 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
- 238000013016 damping Methods 0.000 claims 1
Landscapes
- Motor Or Generator Frames (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
第１図ａ，ｂは本考案の一実施例を示す側面図
及び正面図、第２図及び第３図は同上の運転時に
発生する振動音の音圧の周波数分布を示すグラフ
、第４図ａ，ｂは従来例の送風装置を示す側面図
及び正面図、第５図及び第６図は同上の運転時に
発生する振動音の音圧の周波数分布を示すグラフ
である。
１…送風フアン、２…フアンケース、３…モー
タ、４…張り出し部、１０…突起。
Figures 1a and b are side and front views showing one embodiment of the present invention, Figures 2 and 3 are graphs showing the frequency distribution of the sound pressure of vibration noise generated during operation of the same, and Figure 4. 5 and 6 are graphs showing the frequency distribution of sound pressure of vibration noise generated during operation of the same. DESCRIPTION OF SYMBOLS 1...Blower fan, 2...Fan case, 3...Motor, 4...Protrusion part, 10...Protrusion.
Claims (1)
送風フアン駆動用の直流モータを外付けした送風
装置において、前記モータの外周部から張り出し
部を延出させ、この張り出し部もしくはモータ取
付け側の側面板のうち少なくとも一方に突起を突
設すると共に他方に該突起を点接触させたことを
特徴とする送風装置の制振構造。 In a blower device in which a DC motor for driving the blower fan is externally attached to the side plate of a fan case housing a blower fan, a projecting portion extends from the outer circumference of the motor, and the projecting portion or the side plate on the side where the motor is attached is A vibration damping structure for a blower device, characterized in that a protrusion is provided on at least one of the two, and the protrusion is brought into point contact with the other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12297989U JPH0361197U (en) | 1989-10-19 | 1989-10-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12297989U JPH0361197U (en) | 1989-10-19 | 1989-10-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0361197U true JPH0361197U (en) | 1991-06-14 |
Family
ID=31670975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12297989U Pending JPH0361197U (en) | 1989-10-19 | 1989-10-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0361197U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51134407A (en) * | 1975-05-16 | 1976-11-20 | Hitachi Ltd | An electric blower for electric cleaners |
-
1989
- 1989-10-19 JP JP12297989U patent/JPH0361197U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51134407A (en) * | 1975-05-16 | 1976-11-20 | Hitachi Ltd | An electric blower for electric cleaners |