JPH01120597U - - Google Patents
Info
- Publication number
- JPH01120597U JPH01120597U JP1496388U JP1496388U JPH01120597U JP H01120597 U JPH01120597 U JP H01120597U JP 1496388 U JP1496388 U JP 1496388U JP 1496388 U JP1496388 U JP 1496388U JP H01120597 U JPH01120597 U JP H01120597U
- Authority
- JP
- Japan
- Prior art keywords
- tunnel
- disassembled
- view
- sound
- tunnel construction
- 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
- 238000010276 construction Methods 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
Description
第１図は本考案の一実施例に係るトンネル工事
用防音部材の構成を示すものであつて、同図ａは
トンネル内部を透視した状態での斜視図、同図ｂ
は同図ａにおけるＡ矢視部正面図、同図ｃは同図
ｂにおけるＢ矢視平面図、同図ｄは同図ｂにおけ
るＣ―Ｃ′矢視断面図、第２図ａ，ｂはそれぞれ
本考案の他の実施例に係るトンネル工事用防音部
材の構成を示すものであつて第１図ｄの相当図、
第３図は上記トンネル工事用防音部材の吸音パネ
ルの他の組立例の概略構成を示す正面図、第４図
、第５図、第６図及び第７図はそれぞれ上記トン
ネル工事用防音部材により発破音を吸収する場合
の吸音率を示すグラフである。
符号の説明、１……内周壁面、２……空気層、
３……吸音パネル、４……仕切板。
Fig. 1 shows the structure of a soundproofing member for tunnel construction according to an embodiment of the present invention, in which Fig. 1a is a perspective view of the inside of the tunnel, and Fig. 1b is a perspective view of the tunnel construction.
is a front view of the section viewed from arrow A in figure a, figure c is a plan view seen from arrow B in figure b, figure d is a sectional view taken along line C-C' in figure b, and figures 2 a and b are FIG. 1D is a diagram corresponding to FIG.
FIG. 3 is a front view showing a schematic configuration of another example of the assembly of the sound-absorbing panel of the above-mentioned sound-insulating member for tunnel construction, and FIGS. It is a graph showing the sound absorption coefficient when absorbing blasting sound. Explanation of symbols, 1... Inner peripheral wall surface, 2... Air layer,
3...Sound absorbing panel, 4...Partition plate.
Claims (1)
孔質の吸音パネルを分解可能に設けたことを特徴
とするトンネル工事用防音部材。 A soundproofing member for tunnel construction, characterized in that a porous sound-absorbing panel is disassembled and disassembled along the inner peripheral wall surface of the tunnel with an air layer in between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1496388U JPH01120597U (en) | 1988-02-05 | 1988-02-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1496388U JPH01120597U (en) | 1988-02-05 | 1988-02-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01120597U true JPH01120597U (en) | 1989-08-15 |
Family
ID=31226604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1496388U Pending JPH01120597U (en) | 1988-02-05 | 1988-02-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01120597U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012177221A (en) * | 2011-02-25 | 2012-09-13 | Hazama Corp | Tunnel silencer |
-
1988
- 1988-02-05 JP JP1496388U patent/JPH01120597U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012177221A (en) * | 2011-02-25 | 2012-09-13 | Hazama Corp | Tunnel silencer |