JPH02107796U - - Google Patents
Info
- Publication number
- JPH02107796U JPH02107796U JP1558389U JP1558389U JPH02107796U JP H02107796 U JPH02107796 U JP H02107796U JP 1558389 U JP1558389 U JP 1558389U JP 1558389 U JP1558389 U JP 1558389U JP H02107796 U JPH02107796 U JP H02107796U
- Authority
- JP
- Japan
- Prior art keywords
- slats
- plate
- blade
- side plate
- porous material
- 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
- 239000011148 porous material Substances 0.000 claims description 3
- 230000035699 permeability Effects 0.000 claims 1
- 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における遠心送風機
の羽根車の断面図、第２図は第１図の−′断
面図、第３図は従来の遠心送風機の羽根車の断面
図、第４図は第３図の−′線の断面図、第５
図ａは遠心送風機の羽根車の側板側の羽根入口で
の流入気流速度の特性図、第５図ｂは遠心送風機
の羽根車の中央から主板側の羽根入口での流入気
流速度の特性図、第６図ａは第５図ａのＡ−Ａ′
断面図、第６図ｂは第５図ｂのＢ−Ｂ′断面図で
ある。
６…遠心送風機の羽根車、７…羽根板、７ａ…
多孔質材で形成した羽根板の側板側部、３…主板
、４…側板。
Fig. 1 is a sectional view of an impeller of a centrifugal blower according to an embodiment of the present invention, Fig. 2 is a -' sectional view of Fig. 1, Fig. 3 is a sectional view of an impeller of a conventional centrifugal blower, and Fig. 4 is a sectional view of an impeller of a conventional centrifugal blower. The figure is a sectional view taken along the -' line in Figure 3.
Figure a is a characteristic diagram of the inflow air velocity at the blade inlet on the side plate side of the impeller of the centrifugal blower, and Figure 5 b is a characteristic diagram of the inflow air velocity at the blade inlet on the main plate side from the center of the impeller of the centrifugal blower. Figure 6a is A-A' in Figure 5a.
The sectional view, FIG. 6b, is a sectional view taken along line BB' in FIG. 5b. 6... Impeller of centrifugal blower, 7... Vane plate, 7a...
A side plate side portion of a vane plate formed of a porous material, 3...main plate, 4...side plate.
Claims (1)
、前記羽根板の反主板側端面に固定した側板とで
構成され、前記羽根板の側板側を通気性のある多
孔質材で形成し、かつ、前記側板側の羽根板の多
孔質材の気孔率を羽根入口から羽根出口にかけて
漸次小さくした遠心送風機の羽根車。 It is composed of a plurality of slats, a main plate to which the slats are fixed, and a side plate fixed to an end surface of the slats opposite to the main plate, and the side plate side of the slats is made of a porous material with air permeability; and an impeller for a centrifugal blower in which the porosity of the porous material of the blade plate on the side plate side is gradually reduced from the blade inlet to the blade outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1558389U JPH02107796U (en) | 1989-02-13 | 1989-02-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1558389U JPH02107796U (en) | 1989-02-13 | 1989-02-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02107796U true JPH02107796U (en) | 1990-08-28 |
Family
ID=31227754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1558389U Pending JPH02107796U (en) | 1989-02-13 | 1989-02-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02107796U (en) |
-
1989
- 1989-02-13 JP JP1558389U patent/JPH02107796U/ja active Pending