JPS62141698U - - Google Patents
Info
- Publication number
- JPS62141698U JPS62141698U JP2964786U JP2964786U JPS62141698U JP S62141698 U JPS62141698 U JP S62141698U JP 2964786 U JP2964786 U JP 2964786U JP 2964786 U JP2964786 U JP 2964786U JP S62141698 U JPS62141698 U JP S62141698U
- Authority
- JP
- Japan
- Prior art keywords
- fan
- sirotskov
- suction side
- blade
- inner bottom
- 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 1
- 230000003068 static effect Effects 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
第１図は本考案の一実施例による多翼送風機を
示す一部断面した側面図、第２図は同多翼送風機
の正面図、第３図は同多翼送風機の要部側面断面
図、第４図は従来の多翼送風機を示す一部断面し
た側面図、第５図は同多翼送風機の正面図、第６
図は本考案の一実施例および従来における多翼送
風機の静圧―風量特性曲線図である。
１……フアンケーシング、２……シロツコフア
ン、３……内底面、４……凹形状のくぼみ、５…
…ブレード、１２……隙間。
Fig. 1 is a partially sectional side view showing a multi-blade blower according to an embodiment of the present invention, Fig. 2 is a front view of the multi-blade blower, and Fig. 3 is a side sectional view of essential parts of the multi-blade blower. Figure 4 is a partially sectional side view of a conventional multi-blade blower, Figure 5 is a front view of the same multi-blade blower, and Figure 6 is a front view of the same multi-blade blower.
The figure is a static pressure-air volume characteristic curve diagram of an embodiment of the present invention and a conventional multi-blade blower. 1...Fan casing, 2...Syrotskov fan, 3...Inner bottom surface, 4...Concave recess, 5...
...Blade, 12...Gap.
Claims (1)
反吸込側の内底面に、前記シロツコフアンの外径
との隙間が極力小さくなるような内径を有する凹
形状のくぼみを設け、前記シロツコフアンの反吸
込側のブレードの端が、前記フアンケーシングの
反吸込側の内底面と同一位置になるように、前記
フアンケーシングの凹形状のくぼみにシロツコフ
アンの一部をおさめた多翼送風機。 A concave depression having an inner diameter that minimizes the gap with the outer diameter of the Sirotskov fan is provided on the inner bottom surface on the anti-suction side of the fan casing containing the Sirotskov fan, so that the end of the blade on the anti-suction side of the Sirotskov fan is , a multi-blade blower in which a part of the Sirotskov fan is housed in a concave recess of the fan casing so as to be at the same position as the inner bottom surface on the anti-suction side of the fan casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2964786U JPS62141698U (en) | 1986-02-28 | 1986-02-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2964786U JPS62141698U (en) | 1986-02-28 | 1986-02-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62141698U true JPS62141698U (en) | 1987-09-07 |
Family
ID=30833718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2964786U Pending JPS62141698U (en) | 1986-02-28 | 1986-02-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62141698U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018100603A (en) * | 2016-12-19 | 2018-06-28 | 三菱電機株式会社 | Centrifugal Pump |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5928700B2 (en) * | 1978-10-17 | 1984-07-14 | 丸紅建設機械販売株式会社 | Pile press-in device |
-
1986
- 1986-02-28 JP JP2964786U patent/JPS62141698U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5928700B2 (en) * | 1978-10-17 | 1984-07-14 | 丸紅建設機械販売株式会社 | Pile press-in device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018100603A (en) * | 2016-12-19 | 2018-06-28 | 三菱電機株式会社 | Centrifugal Pump |