JPH02128032U - - Google Patents
Info
- Publication number
- JPH02128032U JPH02128032U JP3471889U JP3471889U JPH02128032U JP H02128032 U JPH02128032 U JP H02128032U JP 3471889 U JP3471889 U JP 3471889U JP 3471889 U JP3471889 U JP 3471889U JP H02128032 U JPH02128032 U JP H02128032U
- Authority
- JP
- Japan
- Prior art keywords
- elbow
- resonant
- support material
- predetermined
- perforated plate
- 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.)
- Granted
Links
- 238000004378 air conditioning Methods 0.000 claims 1
- 238000009423 ventilation Methods 0.000 claims 1
- 238000013016 damping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Duct Arrangements (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Branch Pipes, Bends, And The Like (AREA)
Description
第１図は本考案の一実施例による共鳴・共振型
消音エルボの外観斜視図、第２図はその側面図、
第３図はその正面図、第４図は本考案に適用され
る支持材の斜視図、第５図は本考案の消音エルボ
と従来例を比較した実験結果に基づく減衰特性図
である。
１……外角部、２……有孔板、２ａ……貫通孔
、３…支持材、１０……共鳴・共振消音エルボ。
Fig. 1 is an external perspective view of a resonant/resonant type muffling elbow according to an embodiment of the present invention, Fig. 2 is a side view thereof,
FIG. 3 is a front view thereof, FIG. 4 is a perspective view of the support material applied to the present invention, and FIG. 5 is a diagram of damping characteristics based on experimental results comparing the noise-muffling elbow of the present invention with a conventional example. DESCRIPTION OF SYMBOLS 1... External corner part, 2... Perforated plate, 2a... Through hole, 3... Support material, 10... Resonance/resonance muffling elbow.
Claims (1)
の外角部の内面に沿つて該内面と所定間隔を有し
且つ所定の支持間隔に配置された支持材を用いて
有孔板が固設されたことを特徴とする共鳴・共振
型消音エルボ。 A perforated plate is fixed along the inner surface of the outer corner of an elbow used in air conditioning equipment or ventilation equipment using a support material that has a predetermined distance from the inner surface and is arranged at a predetermined support interval. Features a resonant/resonant sound-deadening elbow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989034718U JP2517069Y2 (en) | 1989-03-29 | 1989-03-29 | Resonance / Resonance type silencer elbow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989034718U JP2517069Y2 (en) | 1989-03-29 | 1989-03-29 | Resonance / Resonance type silencer elbow |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02128032U true JPH02128032U (en) | 1990-10-22 |
| JP2517069Y2 JP2517069Y2 (en) | 1996-11-13 |
Family
ID=31539439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989034718U Expired - Lifetime JP2517069Y2 (en) | 1989-03-29 | 1989-03-29 | Resonance / Resonance type silencer elbow |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2517069Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109215627A (en) * | 2017-07-05 | 2019-01-15 | 哈尔滨城林科技股份有限公司 | Efficient noise elimination elbow |
-
1989
- 1989-03-29 JP JP1989034718U patent/JP2517069Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109215627A (en) * | 2017-07-05 | 2019-01-15 | 哈尔滨城林科技股份有限公司 | Efficient noise elimination elbow |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2517069Y2 (en) | 1996-11-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |