JP4891897B2 - 構造体 - Google Patents
構造体 Download PDFInfo
- Publication number
- JP4891897B2 JP4891897B2 JP2007508019A JP2007508019A JP4891897B2 JP 4891897 B2 JP4891897 B2 JP 4891897B2 JP 2007508019 A JP2007508019 A JP 2007508019A JP 2007508019 A JP2007508019 A JP 2007508019A JP 4891897 B2 JP4891897 B2 JP 4891897B2
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- JP
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- Prior art keywords
- absorbing material
- sound
- film
- sound absorbing
- porous body
- 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.)
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- 239000011358 absorbing material Substances 0.000 claims description 80
- 238000010521 absorption reaction Methods 0.000 claims description 30
- 239000012528 membrane Substances 0.000 claims description 24
- 238000002485 combustion reaction Methods 0.000 claims description 22
- 229920002379 silicone rubber Polymers 0.000 claims description 22
- 239000004945 silicone rubber Substances 0.000 claims description 22
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims description 14
- 239000011491 glass wool Substances 0.000 claims description 14
- 230000020169 heat generation Effects 0.000 claims description 14
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 10
- 239000011490 mineral wool Substances 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 8
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 5
- BDAGIHXWWSANSR-NJFSPNSNSA-N hydroxyformaldehyde Chemical compound O[14CH]=O BDAGIHXWWSANSR-NJFSPNSNSA-N 0.000 claims description 5
- 239000000377 silicon dioxide Substances 0.000 claims description 5
- 229910000018 strontium carbonate Inorganic materials 0.000 claims description 5
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 17
- 239000003063 flame retardant Substances 0.000 description 17
- 150000001875 compounds Chemical class 0.000 description 7
- 238000010276 construction Methods 0.000 description 7
- 239000002341 toxic gas Substances 0.000 description 7
- 229910052736 halogen Inorganic materials 0.000 description 6
- 150000002367 halogens Chemical class 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 229920001971 elastomer Polymers 0.000 description 5
- 239000006260 foam Substances 0.000 description 5
- 239000005060 rubber Substances 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000006096 absorbing agent Substances 0.000 description 2
- 229910052788 barium Inorganic materials 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 150000002009 diols Chemical class 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000011256 inorganic filler Substances 0.000 description 2
- 229910003475 inorganic filler Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- 229910052712 strontium Inorganic materials 0.000 description 2
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 229920000181 Ethylene propylene rubber Polymers 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 229920000459 Nitrile rubber Polymers 0.000 description 1
- 239000005062 Polybutadiene Substances 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 229920005549 butyl rubber Polymers 0.000 description 1
- 229920006235 chlorinated polyethylene elastomer Polymers 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229920005558 epichlorohydrin rubber Polymers 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000004088 foaming agent Substances 0.000 description 1
- 229920002681 hypalon Polymers 0.000 description 1
- 150000002484 inorganic compounds Chemical class 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000012948 isocyanate Substances 0.000 description 1
- 150000002513 isocyanates Chemical class 0.000 description 1
- 229920003049 isoprene rubber Polymers 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 150000002611 lead compounds Chemical class 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920002857 polybutadiene Polymers 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 239000005077 polysulfide Substances 0.000 description 1
- 229920001021 polysulfide Polymers 0.000 description 1
- 150000008117 polysulfides Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229920003048 styrene butadiene rubber Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F8/00—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic
- E01F8/0005—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B25/00—Layered products comprising a layer of natural or synthetic rubber
- B32B25/20—Layered products comprising a layer of natural or synthetic rubber comprising silicone rubber
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F8/00—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic
- E01F8/0005—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement
- E01F8/0029—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement with porous surfaces, e.g. concrete with porous fillers
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
- E04B1/84—Sound-absorbing elements
- E04B1/86—Sound-absorbing elements slab-shaped
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/162—Selection of materials
- G10K11/168—Plural layers of different materials, e.g. sandwiches
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
- E04B1/84—Sound-absorbing elements
- E04B2001/8457—Solid slabs or blocks
- E04B2001/8461—Solid slabs or blocks layered
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Electromagnetism (AREA)
- Multimedia (AREA)
- Building Environments (AREA)
- Laminated Bodies (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Description
11・・・シリコーンゴムから成る膜
12・・・多孔質体層(第1の多孔質体層)
13・・・多孔質体層(第2の多孔質体層)
2・・・剛壁
3a、3b、3c、3d、3e・・・構造体
4a、4b・・・支持部材
5・・・背後空気層
6・・・中空二重壁体
6a・・・第1の壁部材
6a・・・第2の壁部材
[第1の実施の形態]
図1は、本発明における構造体の第1の実施の形態を示す断面図である。
[第2の実施の形態]
図4は、第1の実施の形態における吸音材1aを使用した膜状吸音構造の構造体の断面図を示している。なお、同図において、図1と共通する部分に同一の符号を付して詳細な説明を省略する。
[第3の実施の形態]
図5は、第1の実施の形態における吸音材1aを遮音壁に適用した構造体の断面図を示している。なお、同図において、図1と共通する部分に同一の符号を付して詳細な説明を省略する。
図6は、本発明における他の構造体の第4の実施の形態を示す断面図である。なお、同図において、図1と共通する部分には同一の符号を付して詳細な説明を省略する。
[第5の実施の形態]
図8は、第4の実施の形態における吸音材1bを使用した膜状吸音構造の構造体の断面図を示している。なお、同図において、図1、図4および図6と共通する部分には同一の符号を付して詳細な説明を省略する。
[第6の実施の形態]
図9は、第4の実施の形態における吸音材1bを遮音壁に適用した構造体の断面図を示している。なお、同図において、図1、図5および図6と共通する部分に同一の符号を付して詳細な説明を省略する。
Claims (3)
- 剛壁と、前記剛壁と平行に設置される吸音材とを備え、
前記吸音材は、音源側に向けて設置され、付加質量として作用するシリコーンゴムから成る膜と、前記膜の背面側に積層一体化されて前記剛壁側に向けて設置され、バネとして作用するグラスウール、ロックウールの何れかまたはこれらの混合物から成る多孔質体層とを備え、
前記膜は、前記シリコーンゴムに2:1の比でシリカ、炭酸カルシウム、炭酸ストロンチウム、硫酸バリウムの何れか1種を混入して、面密度は1.0kg/m 2 に形成され、
前記吸音材の吸音率のピークは、165Hz付近であることを特徴とする構造体。 - 剛壁と、前記剛壁と平行に設置される吸音材とを備え、
前記吸音材は、付加質量として作用するシリコーンゴムから成る膜と、前記膜の背面側に積層されて前記剛壁側に向けて設置され、バネとして作用するグラスウール、ロックウールの何れかまたはこれらの混合物から成る第1の多孔質体層と、前記膜の音源側に積層され、バネとして作用するグラスウール、ロックウールの何れかまたはこれらの混合物から成る第2の多孔質体層とを備え、
前記膜は前記第1、第2の多孔質体層のうち少なくとも何れか一方と一体化され、
前記膜は、前記シリコーンゴムに2:1の比でシリカ、炭酸カルシウム、炭酸ストロンチウム、硫酸バリウムの何れか1種を混入して、面密度は1.0kg/m 2 に形成され、
前記吸音材は、吸音率のピークが125Hz付近であり、かつ、125Hz付近の低周波数域から4000Hzの高周波数域の騒音を吸収することを特徴とする構造体。 - 前記膜の燃焼発熱量は、8MJ/m2以下、燃焼発熱速度は[200kW/m2]・10sec以下であることを特徴とする請求項1または請求項2記載の構造体。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007508019A JP4891897B2 (ja) | 2005-03-17 | 2005-12-09 | 構造体 |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005077593 | 2005-03-17 | ||
JP2005077593 | 2005-03-17 | ||
PCT/JP2005/022670 WO2006098064A1 (ja) | 2005-03-17 | 2005-12-09 | 吸音材およびこれを用いた構造体 |
JP2007508019A JP4891897B2 (ja) | 2005-03-17 | 2005-12-09 | 構造体 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011237406A Division JP5432968B2 (ja) | 2005-03-17 | 2011-10-28 | 構造体 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2006098064A1 JPWO2006098064A1 (ja) | 2008-08-21 |
JP4891897B2 true JP4891897B2 (ja) | 2012-03-07 |
Family
ID=36991421
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007508019A Active JP4891897B2 (ja) | 2005-03-17 | 2005-12-09 | 構造体 |
JP2011237406A Active JP5432968B2 (ja) | 2005-03-17 | 2011-10-28 | 構造体 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011237406A Active JP5432968B2 (ja) | 2005-03-17 | 2011-10-28 | 構造体 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20080164093A1 (ja) |
EP (1) | EP1859928A1 (ja) |
JP (2) | JP4891897B2 (ja) |
KR (1) | KR20070114288A (ja) |
TW (1) | TW200634726A (ja) |
WO (1) | WO2006098064A1 (ja) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20110100747A1 (en) * | 2006-05-24 | 2011-05-05 | Airbus Operations Gmbh | Sandwich element for the sound-absorbing inner cladding of means of transport, especially for the sound-absorbing inner cladding of aircraft |
JP5326472B2 (ja) * | 2007-10-11 | 2013-10-30 | ヤマハ株式会社 | 吸音構造 |
ATE526658T1 (de) * | 2007-12-21 | 2011-10-15 | 3M Innovative Properties Co | Viskoelastischer phononischer kristall |
US8132643B2 (en) | 2007-12-21 | 2012-03-13 | 3M Innovative Properties Company | Sound barrier for audible acoustic frequency management |
JP2009216898A (ja) * | 2008-03-10 | 2009-09-24 | Swcc Showa Device Technology Co Ltd | 防音装置 |
JP4844935B2 (ja) * | 2008-04-25 | 2011-12-28 | 東京ブラインド工業株式会社 | 吸音パネル |
JP5245641B2 (ja) * | 2008-08-20 | 2013-07-24 | ヤマハ株式会社 | 吸音構造体 |
JP2010186144A (ja) * | 2009-02-13 | 2010-08-26 | Swcc Showa Device Technology Co Ltd | 防音装置 |
JP2010286535A (ja) * | 2009-06-09 | 2010-12-24 | Taisei Corp | 吸音材およびこれを用いた吸音構造 |
KR101821825B1 (ko) | 2009-06-25 | 2018-01-24 | 쓰리엠 이노베이티브 프로퍼티즈 컴파니 | 가청 음향 주파수 관리를 위한 방음벽 |
AT509717B1 (de) * | 2010-12-23 | 2011-11-15 | Big Bau Und Immobilienges M B H | Lärmschutzelement |
JP5816007B2 (ja) * | 2011-07-08 | 2015-11-17 | 大成建設株式会社 | 吸音材 |
ITUB20152261A1 (it) * | 2015-07-17 | 2017-01-17 | Mecaer Aviation Group S P A | Pannello multistrato per l'insonorizzazione di interni aeronautici |
JP6646267B1 (ja) * | 2019-03-22 | 2020-02-14 | Jnc株式会社 | 積層吸音材 |
CN116731609A (zh) * | 2023-07-25 | 2023-09-12 | 尚德环保科技有限公司 | 一种硅橡胶吸声涂料及其制备方法 |
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- 2005-12-09 WO PCT/JP2005/022670 patent/WO2006098064A1/ja not_active Application Discontinuation
- 2005-12-09 JP JP2007508019A patent/JP4891897B2/ja active Active
- 2005-12-09 KR KR1020077021276A patent/KR20070114288A/ko not_active Application Discontinuation
- 2005-12-09 EP EP05814438A patent/EP1859928A1/en not_active Withdrawn
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2006
- 2006-01-12 TW TW095101235A patent/TW200634726A/zh unknown
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Also Published As
Publication number | Publication date |
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KR20070114288A (ko) | 2007-11-30 |
JP2012073620A (ja) | 2012-04-12 |
TW200634726A (en) | 2006-10-01 |
US20080164093A1 (en) | 2008-07-10 |
JPWO2006098064A1 (ja) | 2008-08-21 |
WO2006098064A1 (ja) | 2006-09-21 |
EP1859928A1 (en) | 2007-11-28 |
JP5432968B2 (ja) | 2014-03-05 |
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