JPH0475199U - - Google Patents
Info
- Publication number
- JPH0475199U JPH0475199U JP11929490U JP11929490U JPH0475199U JP H0475199 U JPH0475199 U JP H0475199U JP 11929490 U JP11929490 U JP 11929490U JP 11929490 U JP11929490 U JP 11929490U JP H0475199 U JPH0475199 U JP H0475199U
- Authority
- JP
- Japan
- Prior art keywords
- scroll casing
- air volume
- centrifugal blower
- control device
- volume control
- 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 2
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
第１図は本考案の一実施例の遠心送風機の風量
制御装置の構成を示す側面図、第２図は同斜視図
、第３図は同効果特性を示す特性図、第４図は従
来の遠心送風機の風量制御装置の構成を示す側面
図、第５図は同、他の例の構成を示す側面図、第
６図は従来の風量制御装置の効果特性を示す特性
図である。
１……羽根車、２……スクロールケーシング、
３……吐出口、５……風量調節板、９……舌部。
Fig. 1 is a side view showing the configuration of an air volume control device for a centrifugal blower according to an embodiment of the present invention, Fig. 2 is a perspective view thereof, Fig. 3 is a characteristic diagram showing the same effect characteristics, and Fig. 4 is a conventional FIG. 5 is a side view showing the configuration of an air volume control device for a centrifugal blower, FIG. 5 is a side view showing the configuration of another example of the same, and FIG. 6 is a characteristic diagram showing the effectiveness characteristics of the conventional air volume control device. 1... Impeller, 2... Scroll casing,
3... Discharge port, 5... Air volume adjustment plate, 9... Tongue.
Claims (1)
心送風機の吐出口に、幅寸法が前記スクロールケ
ーシングより小さい円弧状断面を有する風量調節
板を、前記スクロールケーシングの舌部に常に接
する位置にスイング自在に取り付けた遠心送風機
の風量制御装置。 An air volume adjustment plate having an arcuate cross section whose width is smaller than the scroll casing is swingably attached to the discharge port of a centrifugal blower having an impeller inside the scroll casing at a position where it is always in contact with the tongue of the scroll casing. Centrifugal blower air volume control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11929490U JPH0475199U (en) | 1990-11-13 | 1990-11-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11929490U JPH0475199U (en) | 1990-11-13 | 1990-11-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0475199U true JPH0475199U (en) | 1992-06-30 |
Family
ID=31867262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11929490U Pending JPH0475199U (en) | 1990-11-13 | 1990-11-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0475199U (en) |
-
1990
- 1990-11-13 JP JP11929490U patent/JPH0475199U/ja active Pending