JPH031396U - - Google Patents
Info
- Publication number
- JPH031396U JPH031396U JP6095589U JP6095589U JPH031396U JP H031396 U JPH031396 U JP H031396U JP 6095589 U JP6095589 U JP 6095589U JP 6095589 U JP6095589 U JP 6095589U JP H031396 U JPH031396 U JP H031396U
- Authority
- JP
- Japan
- Prior art keywords
- gas passage
- sectional
- view
- sound absorbing
- bent portion
- 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
- 239000011358 absorbing material Substances 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 description 1
Landscapes
- Exhaust Silencers (AREA)
- Pipe Accessories (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Description
第１図ａは本考案の第１実施例の断面図、同図
ｂは同図ａのＸ−Ｘ断面図、第２図はダクトプレ
ートの近傍の断面図、第３図は整流板の近傍の断
面図、第４図は本実施例の減音効果説明図、第５
図は本実施例の圧力損失説明図、第６図は本考案
の第２実施例の断面図、第７図ａは従来の気体通
路の第１の例の断面図、同図ｂは同図ａのＸ−Ｘ
断面図、同図ｃは同図ａの遮音用ラギングの拡大
断面図、第８図は従来の気体通路の第２の例の断
面図である。
１……吸込ダクト、２……押込通風機、３……
吐出ダクト、４……曲り部、５……ベンドダクト
、６……湾曲整流板、６ａ……平面整流板、７…
…遮音用ラギング、８……吸音材、９……穴明板
。
Fig. 1a is a sectional view of the first embodiment of the present invention, Fig. 1b is a sectional view taken along line XX in Fig. 1a, Fig. 2 is a sectional view of the vicinity of the duct plate, and Fig. 3 is a sectional view of the vicinity of the rectifier plate. FIG. 4 is a cross-sectional view of the sound reduction effect of this embodiment, and FIG.
6 is a sectional view of the second embodiment of the present invention, FIG. 7a is a sectional view of the first example of the conventional gas passage, and FIG. 7b is the same figure. X-X of a
FIG. 8C is an enlarged sectional view of the sound insulating lagging shown in FIG. 8A, and FIG. 8 is a sectional view of a second example of a conventional gas passage. 1... Suction duct, 2... Forced ventilation fan, 3...
Discharge duct, 4...Bent part, 5...Bend duct, 6...Curved rectifier plate, 6a...Plane rectifier plate, 7...
...Sound insulating lagging, 8...Sound absorbing material, 9...Perforated board.
Claims (1)
する気体通路において、前記曲り部が、内面に吸
音材を貼付けたベンドダクトと両面に吸音材を貼
付けた整流板とを備えたことを特徴とする気体通
路。 A gas passage leading to a noise source and having a bent portion at a position close to the noise source, wherein the bent portion includes a bend duct with a sound absorbing material pasted on its inner surface and a rectifier plate with sound absorbing materials pasted on both sides. gas passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6095589U JPH031396U (en) | 1989-05-29 | 1989-05-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6095589U JPH031396U (en) | 1989-05-29 | 1989-05-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH031396U true JPH031396U (en) | 1991-01-09 |
Family
ID=31588777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6095589U Pending JPH031396U (en) | 1989-05-29 | 1989-05-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH031396U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016028276A (en) * | 2014-07-10 | 2016-02-25 | 株式会社荏原製作所 | Corner vane and silencer using the same |
| JP2017122559A (en) * | 2016-01-08 | 2017-07-13 | 株式会社荏原製作所 | Corner vane and silencer using corner vane |
-
1989
- 1989-05-29 JP JP6095589U patent/JPH031396U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016028276A (en) * | 2014-07-10 | 2016-02-25 | 株式会社荏原製作所 | Corner vane and silencer using the same |
| JP2017122559A (en) * | 2016-01-08 | 2017-07-13 | 株式会社荏原製作所 | Corner vane and silencer using corner vane |
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