CN109291538A - 一种复合式双组份吸音棉 - Google Patents

一种复合式双组份吸音棉 Download PDF

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Publication number
CN109291538A
CN109291538A CN201710604520.7A CN201710604520A CN109291538A CN 109291538 A CN109291538 A CN 109291538A CN 201710604520 A CN201710604520 A CN 201710604520A CN 109291538 A CN109291538 A CN 109291538A
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absorbing layer
sound
sound absorbing
layer
combined type
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王泽云
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Yixing Taiyu Beijing Great Automotive Components Co Ltd
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Yixing Taiyu Beijing Great Automotive Components Co Ltd
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    • 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
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • 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 form; Layered products 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 form; Layered products 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 form; Layered products 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
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • 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
    • B32B5/02—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 structural features of a fibrous or filamentary layer
    • B32B5/08—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 structural features of a fibrous or filamentary layer the fibres or filaments of a layer being of different substances, e.g. conjugate fibres, mixture of different fibres
    • 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
    • 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
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0253—Polyolefin fibres
    • 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
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0276—Polyester fibres
    • B32B2262/0284—Polyethylene terephthalate [PET] or polybutylene terephthalate [PBT]
    • 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
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/14—Mixture of at least two fibres made of different materials
    • 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
    • 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
    • B32B2605/08—Cars

Abstract

本发明涉及一种复合式双组份吸音棉，它依次包括吸音层Ⅰ、隔音层和吸音层Ⅱ，它们相邻之间通过粘结层连接，所述吸音层Ⅰ和吸音层Ⅱ都是由聚丙烯超细纤维和PET短纤维按照重量份数3：8熔融而成的混合层，所述吸音层Ⅰ、隔音层和吸音层Ⅱ的厚度比为（2‑4）：（0.2‑0.5）：1，在所述吸音层Ⅰ内设有“V”字形吸音孔，在所述吸音层Ⅱ内设有“八”字形吸音孔。本发明质量轻，隔音吸音效果好。

Description

一种复合式双组份吸音棉
技术领域
本发明涉及一种吸音棉，具体涉及一种双组份吸音棉。
背景技术
随着社会的进步和人们消费水平不断提高，客户对于汽车吸音隔音、轻量化、舒适度等方面的也要求越来越高。现有的汽车用吸音棉，普遍存在结构单一，吸音隔音效果差，不环保等问题。
发明内容
发明目的：本发明的目的是为了克服现有技术中的不足，提供一种质量轻，隔音吸音效果好的复合式双组份吸音棉。
技术方案：为了解决上述技术问题，本发明所述的一种复合式双组份吸音棉，它依次包括吸音层Ⅰ、隔音层和吸音层Ⅱ，它们相邻之间通过粘结层连接，所述吸音层Ⅰ和吸音层Ⅱ都是由聚丙烯超细纤维和PET短纤维按照重量份数3：8熔融而成的混合层，所述吸音层Ⅰ、隔音层和吸音层Ⅱ的厚度比为（2-4）：（0.2-0.5）：1，在所述吸音层Ⅰ内设有“V”字形吸音孔，在所述吸音层Ⅱ内设有“八”字形吸音孔。
所述“V”字形吸音孔的开口端设在吸音层Ⅰ的外端面上。
所述“八”字形吸音孔的开口端设在吸音层Ⅱ的外端面上。
所述吸音层Ⅰ、隔音层和吸音层Ⅱ的厚度比为5：1：2。
有益效果：本发明与现有技术相比，其显著优点是：本发明整体结构设置合理，采用厚度比为5：1：2的吸音层Ⅰ、隔音层和吸音层Ⅱ，并且吸音层Ⅰ和吸音层Ⅱ都是由聚丙烯超细纤维和PET短纤维按照重量份数3：8熔融而成，使整体吸音隔音效果优异，在吸音层Ⅰ内设有“V”字形吸音孔，在吸音层Ⅱ内设有“八”字形吸音孔，进一步提高吸音效果，本产品整体环保耐用，符合实际使用要求。
附图说明
图1是本发明的整体结构示意图。
具体实施方式
下面结合附图和实施例对本发明作进一步的说明。
如图1所示，本发明所述的一种复合式双组份吸音棉，它依次包括吸音层Ⅰ1、隔音层2和吸音层Ⅱ3，它们相邻之间通过粘结层连接，所述吸音层Ⅰ1和吸音层Ⅱ3都是由聚丙烯超细纤维和PET短纤维按照重量份数3：8熔融而成的混合层，所述吸音层Ⅰ1、隔音层2和吸音层Ⅱ3的厚度比为5：1：2，在所述吸音层Ⅰ1内设有“V”字形吸音孔4，在所述吸音层Ⅱ3内设有“八”字形吸音孔5；所述“V”字形吸音孔4的开口端设在吸音层Ⅰ1的外端面上；所述“八”字形吸音孔5的开口端设在吸音层Ⅱ3的外端面上。本发明整体结构设置合理，采用厚度比为5：1：2的吸音层Ⅰ、隔音层和吸音层Ⅱ，并且吸音层Ⅰ和吸音层Ⅱ都是由聚丙烯超细纤维和PET短纤维按照重量份数3：8熔融而成，使整体吸音隔音效果优异，在吸音层Ⅰ内设有“V”字形吸音孔，在吸音层Ⅱ内设有“八”字形吸音孔，进一步提高吸音效果，本产品整体环保耐用，符合实际使用要求。
本发明提供了一种思路及方法，具体实现该技术方案的方法和途径很多，以上所述仅是本发明的优选实施方式，应当指出，对于本技术领域的普通技术人员来说，在不脱离本发明原理的前提下，还可以做出若干改进和润饰，这些改进和润饰也应视为本发明的保护范围，本实施例中未明确的各组成部分均可用现有技术加以实现。

Claims (4)

1.一种复合式双组份吸音棉，其特征在于：它依次包括吸音层Ⅰ（1）、隔音层（2）和吸音层Ⅱ（3），它们相邻之间通过粘结层连接，所述吸音层Ⅰ（1）和吸音层Ⅱ（3）都是由聚丙烯超细纤维和PET短纤维按照重量份数3：8熔融而成的混合层，所述吸音层Ⅰ（1）、隔音层（2）和吸音层Ⅱ（3）的厚度比为（2-4）：（0.2-0.5）：1，在所述吸音层Ⅰ（1）内设有“V”字形吸音孔（4），在所述吸音层Ⅱ（3）内设有“八”字形吸音孔（5）。
2.根据权利要求1所述的复合式双组份吸音棉，其特征在于：所述“V”字形吸音孔（4）的开口端设在吸音层Ⅰ（1）的外端面上。
3.根据权利要求1所述的复合式双组份吸音棉，其特征在于：所述“八”字形吸音孔（5）的开口端设在吸音层Ⅱ（3）的外端面上。
4.根据权利要求1所述的复合式双组份吸音棉，其特征在于：所述吸音层Ⅰ（1）、隔音层（2）和吸音层Ⅱ（3）的厚度比为5：1：2。
CN201710604520.7A 2017-07-24 2017-07-24 一种复合式双组份吸音棉 Pending CN109291538A (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112477316A (zh) * 2020-11-25 2021-03-12 宜兴市泰宇汽车零部件有限公司 一种基于羽绒与纤维防脱落刚性骨架结构的超轻吸音材料

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CN106042541A (zh) * 2016-07-27 2016-10-26 常熟市嘉淀纺织有限公司 一种环保型高强隔热吸音棉
CN205984270U (zh) * 2016-08-13 2017-02-22 江阴恒和无纺布制品有限公司 双组份吸音棉
CN207059362U (zh) * 2017-07-24 2018-03-02 宜兴市泰宇汽车零部件有限公司 一种复合式双组份吸音棉

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002002408A (ja) * 2000-06-21 2002-01-09 Sanwa Kogyo Kk 車両用防音材
KR20020035818A (ko) * 2002-04-25 2002-05-15 권회현 흡차음재
CN202573187U (zh) * 2012-03-20 2012-12-05 浙江吉利汽车研究院有限公司 一种汽车声学衬垫
CN103692711A (zh) * 2013-11-26 2014-04-02 芜湖跃飞新型吸音材料股份有限公司 一种改性等规聚丙烯的吸音棉及其制备方法
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CN106042541A (zh) * 2016-07-27 2016-10-26 常熟市嘉淀纺织有限公司 一种环保型高强隔热吸音棉
CN205984270U (zh) * 2016-08-13 2017-02-22 江阴恒和无纺布制品有限公司 双组份吸音棉
CN207059362U (zh) * 2017-07-24 2018-03-02 宜兴市泰宇汽车零部件有限公司 一种复合式双组份吸音棉

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112477316A (zh) * 2020-11-25 2021-03-12 宜兴市泰宇汽车零部件有限公司 一种基于羽绒与纤维防脱落刚性骨架结构的超轻吸音材料

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