JP2000097009A - Silencing device - Google Patents
Silencing deviceInfo
- Publication number
- JP2000097009A JP2000097009A JP10262843A JP26284398A JP2000097009A JP 2000097009 A JP2000097009 A JP 2000097009A JP 10262843 A JP10262843 A JP 10262843A JP 26284398 A JP26284398 A JP 26284398A JP 2000097009 A JP2000097009 A JP 2000097009A
- Authority
- JP
- Japan
- Prior art keywords
- cell
- silencer
- silencers
- duct
- flange
- 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
Landscapes
- Exhaust Silencers (AREA)
Abstract
Description
【0001】[0001]
【発明の属する技術分野】本発明は、例えば流体機械の
吸い込み口又は吐出し口のダクト途中に取り付ける複数
台のセル形消音器からなる消音装置に関するものであ
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a silencer comprising, for example, a plurality of cell-type silencers mounted in a duct at a suction port or a discharge port of a fluid machine.
【0002】[0002]
【従来の技術】例えば、流体機械の吸い込み口又は吐出
し口には流体の吸い込みや吐き出しのためにダクトが接
続されている。そして該ダクト途中に流体機械等から発
せられる騒音を減少させるため消音装置を設置してい
る。2. Description of the Related Art For example, a duct is connected to a suction port or a discharge port of a fluid machine for sucking or discharging a fluid. A muffler is installed in the middle of the duct to reduce noise generated from a fluid machine or the like.
【0003】上記消音装置において、十分な消音効果
と、消音装置内で発生する圧力損失を低減するため、ダ
クト内に一個の開口を持つ消音装置を取り付けるのでは
なく、複数台のセル形消音器を並べて取り付ける必要が
ある。[0003] In the above silencer, in order to achieve a sufficient silencing effect and to reduce the pressure loss generated in the silencer, a silencer having a single opening is not provided in the duct, but a plurality of cell silencers is provided. Need to be installed side by side.
【0004】図1はこの種のセル形消音器の構成を示す
一部断面を示す側面図である。図示するように、セル形
消音器10は端面矩形の筒状外板11を具備し、その内
壁面に吸音材12を装着し、該吸音材12の内壁面をパ
ンチングメタル等の多孔板13で覆い、更に筒状外板1
1と吸音材12と多孔板13の両端を口金14で閉塞し
た構造である。なお、口金14の中央部に矩形状の穴1
4aが設けられ、該穴14aは流体の流入口又は流出口
となる。FIG. 1 is a side view showing a partial cross section showing the structure of this type of cell type silencer. As shown in the figure, the cell type silencer 10 includes a tubular outer plate 11 having a rectangular end face, a sound absorbing material 12 is mounted on the inner wall surface, and the inner wall surface of the sound absorbing material 12 is covered with a perforated plate 13 such as a punching metal. Cover, and a cylindrical outer plate 1
1, both ends of a sound absorbing material 12 and a perforated plate 13 are closed with bases 14. A rectangular hole 1 is provided at the center of the base 14.
4a is provided, and the hole 14a serves as an inlet or outlet for the fluid.
【0005】上記構成のセル形消音器10を複数台ダク
ト途中に取り付けるには、図2(a)、(b)に示すよ
うに、両端にフランジ16が取り付けられた断面矩形状
の外洞15を用意すると共に、該外洞15内に複数台
(図では4台)のセル形消音器10を装着し、該セル形
消音器10を押え金具17で互いに締結すると共に、該
押え金具17をフランジ16に固定して複数台のセル形
消音器10の組立体を構成する。そして、このセル形消
音器10の組立体をダクト途中に取り付けている。な
お、図2(a)は複数台のセル形消音器の組立体の側面
図、図2(b)は該組立体の流体流入口側又は流出口側
を示す正面図である。In order to mount a plurality of the cell type silencers 10 having the above-described configuration in the middle of a duct, as shown in FIGS. 2 (a) and 2 (b), an outer cavity 15 having a rectangular cross section with flanges 16 attached to both ends. And a plurality of (four in the figure) cell-type silencers 10 are mounted in the outer cavity 15, and the cell-type silencers 10 are fastened to each other with a holding metal fitting 17, and the holding metal fitting 17 is attached. An assembly of a plurality of cell silencers 10 is fixed to the flange 16. The assembly of the cell type silencer 10 is attached in the middle of the duct. FIG. 2A is a side view of an assembly of a plurality of cell type silencers, and FIG. 2B is a front view showing a fluid inlet side or an outlet side of the assembly.
【0006】[0006]
【発明が解決しようとする課題】しかしながら上記のよ
うに複数台のセル形消音器10を消音装置の据付け現地
で外洞15に組み込むことはかなりの作業時間を必要と
するという問題があった。そのため、往々にして予め複
数台のセル形消音器10を外洞15に組み込んで消音装
置を組み立て、該消音装置を現地に搬入することが多
い。しかしこの組み立てた消音装置を現地に搬入するに
は、組立体が大型となるため、輸送費用が多くかかると
いう問題があった。However, as described above, incorporating a plurality of cell-type mufflers 10 into the external cavity 15 at the installation site of the muffler has a problem that considerable work time is required. For this reason, it is often the case that a plurality of cell-type silencers 10 are previously incorporated into the outer cavity 15 to assemble a silencer, and the silencer is often carried on site. However, in order to carry the assembled silencer to the site, there is a problem in that the assembly is large and the transportation cost is high.
【0007】また、セル形消音器10の筒状外板11の
安定性などのため、外洞15の内部に支柱18等を取り
付ける必要があり、上記の方法では消音装置全体の占め
る体積が増え、消音装置の全体重量が増加するという問
題も発生する。それに伴い、据付け架台等が大型にな
り、費用が多くかかるという問題もあった。In addition, it is necessary to mount a column 18 or the like inside the outer cavity 15 for the stability of the cylindrical outer plate 11 of the cell type silencer 10, and the above method increases the volume occupied by the entire silencer. Also, there is a problem that the overall weight of the silencer increases. Along with that, there is a problem that the mounting stand and the like become large and costly.
【0008】本発明は上述の点に鑑みてなされたもので
上記問題点を除去し、構成が簡単で且つ運搬及び組み立
てが簡単で複数台のセル形消音器からなりダクト途中に
取り付けることができる消音装置を提供することを目的
とする。The present invention has been made in view of the above points, and eliminates the above-mentioned problems. The present invention has a simple structure, is easy to transport and assemble, and is composed of a plurality of cell-type silencers and can be mounted in the middle of a duct. An object of the present invention is to provide a silencer.
【0009】[0009]
【課題を解決するための手段】上記課題を解決するため
請求項1に記載の発明は、筒状外板の内壁に吸音材を装
着してなるセル形消音器を複数台ダクト途中に取り付け
る構成の消音装置において、セル形消音器の筒状外板を
鋼板製とし、該セル形消音器の複数台を直接束ね部材で
束ね、該束ねた複数台のセル形消音器を直接ダクト途中
に取り付けたことを特徴とする。According to the first aspect of the present invention, a plurality of cell type silencers each having a sound absorbing material attached to an inner wall of a cylindrical outer plate are mounted in the middle of a duct. In the above muffler, the cylindrical outer plate of the cell type silencer is made of a steel plate, a plurality of the cell type silencers are directly bound by a bundling member, and the plurality of bundled cell mufflers are directly attached in the middle of the duct. It is characterized by having.
【0010】また、請求項2に記載の発明は、請求項1
に記載の消音装置において、束ね部材は一対のフランジ
と複数本の側面側枠体を具備し、複数台のセル形消音器
の両端を該フランジに装着すると共に、該側面側枠体の
両端を該フランジに固定し、該フランジと該側面側枠体
で該複数台のセル形消音器を束ねたことを特徴とする。[0010] The invention described in claim 2 is the same as the claim 1.
In the muffler described in the above, the bundling member includes a pair of flanges and a plurality of side surface side frames, and both ends of a plurality of cell type silencers are mounted on the flanges, and both ends of the side surface frames are connected. The cell muffler is fixed to the flange, and the plurality of cell type silencers are bundled by the flange and the side frame.
【0011】[0011]
【発明の実施の形態】以下、本発明の実施の形態例を図
面に基づいて説明する。図3は本発明に係る複数台(図
では4台)のセル形消音器を組み立ててなる消音装置の
構成例を示す図で、図3(a)は該消音装置の側面図、
図3(b)は該消音装置の流体流入口側又は流出口側を
示す正面図である。Embodiments of the present invention will be described below with reference to the drawings. FIG. 3 is a diagram showing a configuration example of a silencer obtained by assembling a plurality of (four in the figure) cell-type silencers according to the present invention. FIG. 3A is a side view of the silencer,
FIG. 3B is a front view showing the fluid inlet side or the outlet side of the muffler.
【0012】本発明に係る消音装置に用いるセル形消音
器10の構成は図1に示すものと略同一であるが、ここ
では筒状外板11には、消音装置の本体側面から音抜け
を防止するため、鋼板を用いている。消音装置は4本の
断面L字形の側面側枠19と一対のフランジ20を用意
し、4台のセル形消音器10の両端を一対のフランジ2
0、20に装着すると共に、4本の側面側枠19の両端
部を締結ボルト21でフランジ20、20に固定してい
る。The structure of the cell type silencer 10 used in the silencer according to the present invention is substantially the same as that shown in FIG. 1, but here, the cylindrical outer plate 11 is provided with sound elimination from the side of the main body of the silencer. To prevent this, steel plates are used. The silencer is provided with four side frames 19 having an L-shaped cross section and a pair of flanges 20, and both ends of the four cell silencers 10 are paired with a pair of flanges 2.
At the same time, both side portions of the four side frames 19 are fixed to the flanges 20 and 20 with fastening bolts 21.
【0013】フランジ20にはセル形消音器10の軸直
角方向に拡大する鍔20aと軸方向に拡大する鍔20b
が一体的に形成され、更に鍔20bの内側に4台のセル
形消音器10の両端が挿入されて装着されている。ま
た、4台のセル形消音器10の両端とフランジ20の内
側の間には押え板22が設けられ、セル形消音器10の
軸方向のずれを規制している。セル形消音器10の組立
体の4角にそれぞれ側面側枠19を当接し、該側面側枠
19のそれぞれの両端部を締結ボルト21でフランジ2
0の鍔20bに取り付ける。The flange 20 has a flange 20a expanding in a direction perpendicular to the axis of the cell type silencer 10 and a flange 20b expanding in the axial direction.
Are integrally formed, and both ends of the four cell-type silencers 10 are inserted and mounted inside the flange 20b. In addition, a holding plate 22 is provided between both ends of the four cell silencers 10 and the inside of the flange 20 to restrict the axial displacement of the cell silencers 10. The side frames 19 abut against the four corners of the assembly of the cell type silencer 10, and both ends of the side frames 19 are connected to the flanges 2 with fastening bolts 21.
Attached to the No. 0 flange 20b.
【0014】これにより、複数台(図では4台)のセル
形消音器10は4本の側面側枠19と一対のフランジ2
0により束ねられ組立体となる。該セル形消音器10を
組み立ててなる消音装置を、例えば流体機械の吸い込み
口又は吐出し口に取り付けたダクト途中に取り付ける。As a result, a plurality of (four in the figure) cell-type silencers 10 are connected to the four side frames 19 and the pair of flanges 2.
0 to form an assembly. A silencer obtained by assembling the cell type silencer 10 is attached, for example, in the middle of a duct attached to a suction port or a discharge port of a fluid machine.
【0015】各セル形消音器10どうしの隣接面からの
音漏れ及び流体流量の漏れは個々のセル形消音器10ど
うしを互いに密着させるか、或いはセル形消音器10と
セル形消音器10との間の隙間を押え板22で閉塞する
ことにより無くすることが可能となる。また、長手方向
の音漏れは、セル形消音器10とセル形消音器10との
間に嵌め込み部材を挿入することにより、隙間を無くす
ることにより、防止することができる。Sound leakage and fluid flow leakage from adjacent surfaces of each cell type silencer 10 may cause the individual cell type silencers 10 to be in close contact with each other, or the cell type silencer 10 and the cell type silencer 10 Can be eliminated by closing the gap between them with the holding plate 22. Further, sound leakage in the longitudinal direction can be prevented by eliminating a gap by inserting a fitting member between the cell type silencers 10.
【0016】図4は本発明に係る複数台(図では4台)
のセル形消音器を組み立ててなる消音装置の構成例を示
す図で、図4(a)は消音装置の側面図、図4(b)は
消音装置の流体流入口側又は流出口側を示す正面図であ
る。FIG. 4 shows a plurality (four in the figure) of the present invention.
FIG. 4 (a) is a side view of the silencer, and FIG. 4 (b) shows a fluid inlet side or an outlet side of the silencer. It is a front view.
【0017】本消音装置は4本の断面L字形の側面側枠
19と一対のフランジ20を用意し、4台のセル形消音
器10を互いに密接させ組寄せると共に、該組寄せの4
角に側面側枠19を当接し、この4台のセル形消音器1
0と4本の側面側枠19の組合せ体の両端を一対のフラ
ンジ20の鍔20bの内側に挿入嵌合させると共に、4
本の側面側枠19の両端部を締結ボルト21でフランジ
20、20に固定している。In this silencer, four side frame members 19 each having an L-shaped cross section and a pair of flanges 20 are prepared, and four cell silencers 10 are brought into close contact with each other and assembled together.
The four side silencers 1 contact the side frame 19 at the corners.
The two ends of the combined body of the zero and four side frames 19 are inserted and fitted inside the flanges 20b of the pair of flanges 20, and 4
Both ends of the side frame 19 of the book are fixed to the flanges 20, 20 with fastening bolts 21.
【0018】ここでは、図3に示すように押え板22を
使用しないので、更に構成が簡単化される。なお、セル
形消音器10とセル形消音器10はその間は隙間がなく
密接させるが、隙間が発生する場合はその隙間に閉塞部
材を挿入して隙間を埋める。Here, as shown in FIG. 3, since the holding plate 22 is not used, the structure is further simplified. The cell type silencer 10 and the cell type silencer 10 are closely contacted with no gap therebetween, but if a gap occurs, a closing member is inserted into the gap to fill the gap.
【0019】図5は上記4台のセル形消音器10を組み
立ててなる消音装置をダクト途中に取り付けた状態を示
す図である。図示するように、ダクト31の途中に接続
用フランジ30、30を所定の間隔をおいて取付け、該
フランジ30とフランジ30の間にセル形消音器10を
組み立てた消音装置を配置し、フランジ30とフランジ
20とをボルト32で締結することにより、消音装置を
ダクト途中に取り付ける。FIG. 5 is a view showing a state in which a silencer obtained by assembling the four cell silencers 10 is mounted in the middle of a duct. As shown in the figure, connection flanges 30, 30 are attached at predetermined intervals in the middle of a duct 31, and a silencer in which the cell type silencer 10 is assembled is arranged between the flanges 30 and the flanges 30, and the flange 30 is provided. The muffler is mounted in the middle of the duct by fastening the flange and the flange 20 with bolts 32.
【0020】消音装置を上記構成とすることにより、フ
ランジ20、側面側枠19及び押え板22等は組み立て
及び分解が容易であるから、これらの部材とセル形消音
器10を個々に分離した状態で据付け現場まで運搬し、
該現場で簡単に消音装置に組み立て、ダクト途中に取り
付けることができる。従って、従来のこの種の消音装置
に比較し、運搬及び組み立てが容易になる。Since the flange 20, the side frame 19, the holding plate 22, and the like are easily assembled and disassembled by employing the above-described structure of the silencer, these members and the cell type silencer 10 are separated from each other. To the installation site,
It can be easily assembled on the site into a silencer and installed in the middle of the duct. Therefore, as compared with a conventional silencer of this type, transportation and assembly are facilitated.
【0021】なお、上記実施例では一対のフランジ20
と複数本の側面側枠19からなる束ね部材で複数台のセ
ル形消音器10を束ねる組立体を示したが、束ね部材は
これに限定されるものではなく、例えば鋼帯を用い、該
鋼帯で筒状外板を鋼板製とした複数台のセル形消音器1
0を束ねるように構成し、その両端にフランジを設ける
構成としてもよいことは当然である。In the above embodiment, a pair of flanges 20 are used.
And an assembly for bundling a plurality of cell silencers 10 with a bundling member composed of a plurality of side frames 19, but the bundling member is not limited to this. Plural cell silencers 1 with steel outer band made of steel plate
Of course, it is good also as composition which bundles 0 and is provided with a flange at both ends.
【0022】[0022]
【発明の効果】以上説明したように、セル形消音器の筒
状外板を鋼板製とし、該セル形消音器の複数台を束ね部
材で束ね、該束ねた複数台のセル形消音器を直接ダクト
途中に取り付けるので、従来のような外洞を無くするこ
とができ、構造が簡単化し、個々に分解して運ぶことが
できる。As described above, the cylindrical outer plate of the cell type silencer is made of a steel plate, a plurality of the cell type silencers are bundled with a bundle member, and the bundled cell type silencers are combined. Since it is mounted directly in the middle of the duct, the conventional outer cavity can be eliminated, the structure is simplified, and it can be individually disassembled and carried.
【0023】重量の重い外洞を無くすることにより、総
重量を軽減し、据付けの手間及び費用を大幅に軽減する
ことができる。By eliminating the heavier outer cavity, the total weight can be reduced, and the labor and cost of installation can be greatly reduced.
【図1】セル形消音器の構成を示す一部断面を示す側面
図である。FIG. 1 is a side view showing a partial cross section showing a configuration of a cell type silencer.
【図2】従来の消音装置のセル形消音器の組立体を示す
図で、図2(a)は組立体の側面図、図2(b)は組立
体の流体流入口側又は流出口側を示す正面図である。FIG. 2 is a view showing an assembly of a cell type silencer of a conventional silencer, FIG. 2 (a) is a side view of the assembly, and FIG. 2 (b) is a fluid inlet side or an outlet side of the assembly. FIG.
【図3】本発明に係る消音装置の構成例を示す図で、図
3(a)は組立体の側面図、図3(b)は組立体の流体
流入口側又は流出口側を示す正面図である。3A and 3B are diagrams showing a configuration example of a muffler according to the present invention. FIG. 3A is a side view of the assembly, and FIG. 3B is a front view showing a fluid inlet side or an outlet side of the assembly. FIG.
【図4】本発明に係る消音装置の構成例を示す図で、図
4(a)は組立体の側面図、図4(b)は組立体の流体
流入口側又は流出口側を示す正面図である。4A and 4B are diagrams illustrating a configuration example of a muffler according to the present invention. FIG. 4A is a side view of an assembly, and FIG. 4B is a front view illustrating a fluid inlet side or an outlet side of the assembly. FIG.
【図5】本発明に係る消音装置をダクト途中に取り付け
た状態を示す図である。FIG. 5 is a view showing a state in which the muffler according to the present invention is mounted in the middle of a duct.
10 セル形消音器 11 筒状外板 12 吸音材 13 多孔板 14 口金 15 外洞 16 フランジ 17 押え金具 18 支柱 19 側面側枠 20 フランジ 21 締結ボルト 22 押え板 30 接続用フランジ 31 ダクト 32 ボルト DESCRIPTION OF SYMBOLS 10 Cell type silencer 11 Cylindrical outer plate 12 Sound absorbing material 13 Perforated plate 14 Cap 15 Outer cavity 16 Flange 17 Pressing fixture 18 Supporting column 19 Side frame 20 Flange 21 Fastening bolt 22 Holding plate 30 Connection flange 31 Duct 32 Bolt
Claims (2)
セル形消音器を複数台ダクト途中に取り付ける構成の消
音装置において、 前記セル形消音器の筒状外板を鋼板製とし、該セル形消
音器の複数台を直接束ね部材で束ね、該束ねた複数台の
セル形消音器を直接ダクト途中に取り付けたことを特徴
とする消音装置。1. A silencer having a structure in which a plurality of cell type silencers each having a sound absorbing material attached to an inner wall of a cylindrical outer plate are mounted in the middle of a duct, wherein the cylindrical outer plate of the cell type silencer is made of a steel plate. A muffler, wherein a plurality of the cell-type silencers are directly bound by a bundling member, and the plurality of the cell-type silencers are directly mounted in a duct.
具備し、前記複数台のセル形消音器の両端を該フランジ
に装着すると共に、該側面側枠体の両端を該フランジに
固定し、該フランジと該側面側枠体で該複数台のセル形
消音器を束ねたことを特徴とする消音装置。2. The muffler according to claim 1, wherein the bundling member includes a pair of flanges and a plurality of side frames, and both ends of the plurality of cell-type mufflers are mounted on the flanges. A sound muffler, wherein both ends of the side frame are fixed to the flange, and the plurality of cell silencers are bundled by the flange and the side frame.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP26284398A JP3504506B2 (en) | 1998-09-17 | 1998-09-17 | Silencer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP26284398A JP3504506B2 (en) | 1998-09-17 | 1998-09-17 | Silencer |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2000097009A true JP2000097009A (en) | 2000-04-04 |
JP3504506B2 JP3504506B2 (en) | 2004-03-08 |
Family
ID=17381398
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP26284398A Expired - Lifetime JP3504506B2 (en) | 1998-09-17 | 1998-09-17 | Silencer |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP3504506B2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007536492A (en) * | 2004-05-07 | 2007-12-13 | サイレンスエア インターナショナル ピーティーワイ リミテッド | Ventilation device and frame system |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2537866A1 (en) | 2011-06-21 | 2012-12-26 | Serumwerk Bernburg AG | Hydroxyethyl starch derivatives, method for manufacturing the same and therapeutical uses thereof |
-
1998
- 1998-09-17 JP JP26284398A patent/JP3504506B2/en not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007536492A (en) * | 2004-05-07 | 2007-12-13 | サイレンスエア インターナショナル ピーティーワイ リミテッド | Ventilation device and frame system |
US8641494B2 (en) | 2004-05-07 | 2014-02-04 | Silenceair International Pty Limited | Ventilation device and frame system |
Also Published As
Publication number | Publication date |
---|---|
JP3504506B2 (en) | 2004-03-08 |
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