CN115428065B - 吸音罩 - Google Patents

吸音罩

Info

Publication number
CN115428065B
CN115428065B CN202180029564.6A CN202180029564A CN115428065B CN 115428065 B CN115428065 B CN 115428065B CN 202180029564 A CN202180029564 A CN 202180029564A CN 115428065 B CN115428065 B CN 115428065B
Authority
CN
China
Prior art keywords
sound
layer
absorbing layer
absorbing
skin
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.)
Active
Application number
CN202180029564.6A
Other languages
English (en)
Chinese (zh)
Other versions
CN115428065A (zh
Inventor
富山幸治
大西一义
足立雄平
田中和人
铃木康雄
田口宏树
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tokai Chemical Industries Ltd
Sumitomo Riko Co Ltd
Original Assignee
Tokai Chemical Industries Ltd
Sumitomo Riko Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Tokai Chemical Industries Ltd, Sumitomo Riko Co Ltd filed Critical Tokai Chemical Industries Ltd
Publication of CN115428065A publication Critical patent/CN115428065A/zh
Application granted granted Critical
Publication of CN115428065B publication Critical patent/CN115428065B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/40—Layered products comprising a layer of synthetic resin comprising polyurethanes
    • 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
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions
    • B32B3/06—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions for securing layers together; for attaching the product to another member, e.g. to a support, or to another product, e.g. groove/tongue, interlocking
    • 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
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
    • B32B3/30—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer formed with recesses or projections, e.g. hollows, grooves, protuberances, ribs
    • 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
    • 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
    • B32B5/22—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/32—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed at least two layers being foamed and next to each other
    • 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
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/02—Physical, chemical or physicochemical properties
    • B32B7/022—Mechanical properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
    • B60R13/08—Insulating elements, e.g. for sound insulation
    • B60R13/0838—Insulating elements, e.g. for sound insulation for engine compartments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
    • B60R13/08—Insulating elements, e.g. for sound insulation
    • B60R13/0884—Insulating elements, e.g. for sound insulation for mounting around noise sources, e.g. air blowers
    • 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
    • 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
    • G10K11/172—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using resonance effects
    • 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
    • B32B2250/00—Layers arrangement
    • B32B2250/40—Symmetrical or sandwich layers, e.g. ABA, ABCBA, ABCCBA
    • 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
    • B32B2266/00—Composition of foam
    • B32B2266/02—Organic
    • B32B2266/0214—Materials belonging to B32B27/00
    • B32B2266/0278—Polyurethane
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/10—Properties of the layers or laminate having particular acoustical properties
    • B32B2307/102—Insulating
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/536—Hardness
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/72—Density
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/724—Permeability to gases, adsorption
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/724—Permeability to gases, adsorption
    • B32B2307/7242—Non-permeable
    • 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
    • B32B2605/00—Vehicles

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Mechanical Engineering (AREA)
  • Multimedia (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
CN202180029564.6A 2020-04-23 2021-04-22 吸音罩 Active CN115428065B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020-076405 2020-04-23
JP2020076405 2020-04-23
PCT/JP2021/016369 WO2021215516A1 (ja) 2020-04-23 2021-04-22 吸音カバー

Publications (2)

Publication Number Publication Date
CN115428065A CN115428065A (zh) 2022-12-02
CN115428065B true CN115428065B (zh) 2025-08-26

Family

ID=78269302

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180029564.6A Active CN115428065B (zh) 2020-04-23 2021-04-22 吸音罩

Country Status (5)

Country Link
US (1) US12384307B2 (https=)
JP (1) JP7165285B2 (https=)
CN (1) CN115428065B (https=)
DE (1) DE112021001026T5 (https=)
WO (1) WO2021215516A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7727493B2 (ja) * 2021-11-12 2025-08-21 マーレジャパン株式会社 内燃機関用のカバー部材
JP2024014355A (ja) * 2022-07-22 2024-02-01 スリーエム イノベイティブ プロパティズ カンパニー 音響物品

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005213420A (ja) * 2004-01-30 2005-08-11 Bridgestone Corp 軟質ポリウレタンフォーム及び積層体
JP2008096637A (ja) * 2006-10-11 2008-04-24 Sekisui Chem Co Ltd 吸音材
JP2009227227A (ja) * 2008-03-25 2009-10-08 Kumi Kasei Kk 吸音材および車両の吸音構造
JP2012166717A (ja) * 2011-02-15 2012-09-06 Kojima Press Industry Co Ltd 車両外装用吸音構造体並びに車両の吸音構造

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US5744763A (en) * 1994-11-01 1998-04-28 Toyoda Gosei Co., Ltd. Soundproofing insulator
US6382350B1 (en) * 2001-04-02 2002-05-07 Collins & Aikman Products Corp. Molded acoustic and decorative mats and methods for forming the same
JP2006017983A (ja) * 2004-07-01 2006-01-19 Tokai Rubber Ind Ltd ダッシュパネル用防音部材
JP2006036089A (ja) * 2004-07-28 2006-02-09 Kasai Kogyo Co Ltd 車両用成形天井及びその製造方法
JP2006327528A (ja) * 2005-05-30 2006-12-07 Tokai Rubber Ind Ltd フードサイレンサ
JP4607038B2 (ja) 2006-03-20 2011-01-05 太平洋工業株式会社 エンジンカバー
GB2453308B (en) * 2007-10-03 2012-07-25 Acell Group Ltd Composite products
JP2010184655A (ja) 2009-02-13 2010-08-26 Kurabo Ind Ltd 積層吸音材
JP5876298B2 (ja) 2012-01-17 2016-03-02 住友理工株式会社 エンジンカバー
JP2015055103A (ja) * 2013-09-12 2015-03-23 Ｄｕｒｉｓｏｌ Ｉｎｔｅｒｎａｔｉｏｎａｌ株式会社 遮音板及びこれを用いた遮音壁構造
WO2015125497A1 (ja) * 2014-02-23 2015-08-27 株式会社シーエンジ クッション用中材及びクッション
US9404581B1 (en) * 2014-02-28 2016-08-02 Schul International Company, LLC Joint seal system
CN203812561U (zh) * 2014-04-28 2014-09-03 四川正升声学科技有限公司 复合吸隔声板
JP6727572B2 (ja) 2016-10-28 2020-07-22 Ｄａｉｓｅｎ株式会社 多層からなる防音材
RU2643215C1 (ru) * 2016-12-19 2018-01-31 Олег Савельевич Кочетов Звукопоглощающая конструкция
JP6795992B2 (ja) 2017-02-01 2020-12-02 西川ゴム工業株式会社 防音材
JP6769423B2 (ja) * 2017-11-01 2020-10-14 王子ホールディングス株式会社 吸音材
KR102029924B1 (ko) * 2018-03-26 2019-10-08 주식회사 대솔오시스 자동차용 인슐레이션의 제조방법 및 그 인슐레이션
JP7177311B2 (ja) * 2018-11-28 2022-11-24 株式会社アーケム 防音材、及び、防音材の製造方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005213420A (ja) * 2004-01-30 2005-08-11 Bridgestone Corp 軟質ポリウレタンフォーム及び積層体
JP2008096637A (ja) * 2006-10-11 2008-04-24 Sekisui Chem Co Ltd 吸音材
JP2009227227A (ja) * 2008-03-25 2009-10-08 Kumi Kasei Kk 吸音材および車両の吸音構造
JP2012166717A (ja) * 2011-02-15 2012-09-06 Kojima Press Industry Co Ltd 車両外装用吸音構造体並びに車両の吸音構造

Also Published As

Publication number Publication date
US12384307B2 (en) 2025-08-12
JPWO2021215516A1 (https=) 2021-10-28
CN115428065A (zh) 2022-12-02
JP7165285B2 (ja) 2022-11-02
US20230034180A1 (en) 2023-02-02
DE112021001026T5 (de) 2022-12-01
WO2021215516A1 (ja) 2021-10-28

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