JPH0197100U - - Google Patents
Info
- Publication number
- JPH0197100U JPH0197100U JP19367887U JP19367887U JPH0197100U JP H0197100 U JPH0197100 U JP H0197100U JP 19367887 U JP19367887 U JP 19367887U JP 19367887 U JP19367887 U JP 19367887U JP H0197100 U JPH0197100 U JP H0197100U
- Authority
- JP
- Japan
- Prior art keywords
- blower
- fan
- air flow
- movable nose
- flow area
- 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
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
第１，２図は本考案の一実施例としての低騒音
型ブロアを示すもので第１図はその横断面図、第
２図はその側面図であり、第３図はノーズ角と騒
音との関係を示す特性図であり、第４，５図は従
来の低騒音型ブロアを示すもので、第４図はその
横断面図、第５図はその側面図である。
１……ブロアケーシング、２……フアン、３…
…リブ、４……可動ノーズ、５……アクチユエー
タ、１１……吹出口、１２……ノーズ、１３……
ブロアケーシングの下面、１４……ブロアケーシ
ングの上壁、１５……ブロアケーシングの下壁、
２１……フアンの下面、４１……可動ノーズの支
軸、５１……作動杆、５２……ソレノイド。
Figures 1 and 2 show a low-noise blower as an embodiment of the present invention. Figure 1 is its cross-sectional view, Figure 2 is its side view, and Figure 3 shows the relationship between nose angle and noise. FIGS. 4 and 5 show a conventional low-noise blower; FIG. 4 is a cross-sectional view thereof, and FIG. 5 is a side view thereof. 1... Blower casing, 2... Fan, 3...
... Rib, 4... Movable nose, 5... Actuator, 11... Air outlet, 12... Nose, 13...
Lower surface of the blower casing, 14... Upper wall of the blower casing, 15... Lower wall of the blower casing,
21... Lower surface of fan, 41... Support shaft of movable nose, 51... Operating rod, 52... Solenoid.
Claims (1)
吹出口の流通面積を調節し得る可動ノーズをそな
え、上記フアンの風量を調節するフアンスイツチ
に応動して大風量時に上記可動ノーズを上記流通
面積の拡大側へ駆動し得るアクチユエータが設け
られたことを特徴とする低騒音型ブロア。 A movable nose that can adjust the flow area of the blower outlet is provided at the blower outlet of the blower which is equipped with a fan inside, and in response to a fan switch that adjusts the air flow rate of the fan, the movable nose is adjusted to the above flow area when the air flow is large. A low-noise blower characterized by being provided with an actuator that can be driven to the expansion side of the blower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19367887U JPH0197100U (en) | 1987-12-21 | 1987-12-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19367887U JPH0197100U (en) | 1987-12-21 | 1987-12-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0197100U true JPH0197100U (en) | 1989-06-28 |
Family
ID=31484457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19367887U Pending JPH0197100U (en) | 1987-12-21 | 1987-12-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0197100U (en) |
-
1987
- 1987-12-21 JP JP19367887U patent/JPH0197100U/ja active Pending