CN112519351A - 一种均质吸波方舱舱板及其制备方法 - Google Patents
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Abstract
本发明提供了一种均质吸波方舱舱板及其制备方法,该均质吸波方舱舱板,包括:外蒙皮;吸波保温层,位于外蒙皮一侧面;反射层,位于吸波保温层远离外蒙皮一侧面;内蒙皮,位于反射层远离外蒙皮一侧面;其中,外蒙皮、内蒙皮的材料均为石英或玻璃纤维增加树脂基复合材料。本发明的方舱舱板,外蒙皮、内蒙皮采用相同的材料,两者具有相同的热膨胀系数,因而温度变化时外蒙皮、内蒙皮变形量一致,经升温、降温后不会产品形变;解决了现有技术中由于内外蒙皮材质的不一致,内外蒙皮材料的热膨胀系数不一致,导致升温时内外蒙皮材料的变形量不一致,最终会导致方舱壁板在进行环境试验或交付使用数年后表面形成鼓包、开裂,无法正常使用的技术问题。
Description
技术领域
本发明涉及方舱舱板技术领域,尤其涉及一种均质吸波方舱舱板及其制备方法。
背景技术
传统的方舱有结构强度、保温、承载、环境适应性等功能,但是未考虑到战场生存率的问题。随着现代战争的不断发展,对方舱的机动性、生存能力提出了更高的要求。
目前雷达隐身方舱在国内已有部分研制成果,设计方式大多数是将雷达隐身材料附着至金属舱体表面,此种方式会对本身已经重量较高的方舱带来更大的重量压力。
为了解决未来方舱发展的轻量化需求以及雷达隐身需求,国内已有部分科研院所进行了轻量化雷达隐身方舱的研制。例如现有技术公开了一种轻量化雷达吸波、保温、屏蔽的方舱壁板,解决了方舱的轻量化、雷达吸波、电磁屏蔽问题。
但是针对此类方舱壁板,申请人发现,由于外蒙皮有透波要求(需选择玻璃钢蒙皮或石英纤维蒙皮),内蒙皮有反射电磁波要求(需选择碳纤维蒙皮或导电金属蒙皮),因此内外蒙皮为非均质材料。采用非均质材料生产的方舱壁板,在进行环境性能试验时或交付后使用过程中,由于长期使用昼夜温差较大,内外蒙皮由于温度的上升会产品变形。而非均质蒙皮由于其内外蒙皮材质的不一致,内外蒙皮材料的热膨胀系数不一致,导致升温时内外蒙皮材料的变形量不一致,最终会导致方舱壁板在进行环境试验或交付使用数年后表面形成鼓包、开裂,无法正常使用。
因此,申请人发现,现有的吸波方舱壁板存在的问题是:内外蒙皮选用的非均质材料,无法适应环境性能试验考核和生产交付的使用工况。
基于现有的吸波方舱壁板存在的技术问题,有必要对此进行改进。
发明内容
有鉴于此,本发明提出了一种均质吸波方舱舱板及其制备方法,以解决现有技术中存在的技术缺陷。
第一方面,本发明提供了一种均质吸波方舱舱板,包括:
外蒙皮;
吸波保温层,位于所述外蒙皮一侧面;
反射层,位于所述吸波保温层远离所述外蒙皮一侧面;
内蒙皮,位于所述反射层远离所述外蒙皮一侧面;
其中,所述外蒙皮、所述内蒙皮的材料均为石英或玻璃纤维增加树脂基复合材料。
可选的,所述的均质吸波方舱舱板,还包括封边腻子,所述封边腻子涂覆在吸波保温层外周面。
可选的,所述的均质吸波方舱舱板,所述外蒙皮、所述内蒙皮的厚度均为0.2~0.5mm、介电常数为3.3~4.2、介电损耗角正切为0.018~0.020。
可选的,所述的均质吸波方舱舱板,所述吸波保温层包括PMI吸波泡沫或发泡吸波蜂窝芯。
可选的,所述的均质吸波方舱舱板,所述反射层包括导电铜网或导电金属膜。
可选的,所述的均质吸波方舱舱板,所述封边腻子的材料为中空玻璃微珠和环氧树脂混合物,所述中空玻璃微珠和所述环氧树脂的质量比为(2~3):1。
可选的,所述的均质吸波方舱舱板,所述反射层的厚度为0.02~0.05mm,克重为150~200g/m2。
可选的,所述的均质吸波方舱舱板,所述吸波保温层的厚度为3~35mm、介电常数为0.9~1.1、介电损耗角正切为0.002~0.005。
可选的,所述的均质吸波方舱舱板,所述封边腻子的介电常数为3.3~4.2,介电损耗角正切为0.018~0.020。
第二方面,本发明还提供了一种所述的均质吸波方舱舱板的制备方法,在特征在于,包括以下步骤:
以石英或玻璃纤维预浸料为基材,经热压成型后制备得到外蒙皮和内蒙皮;
提供芳纶纸蜂窝,在所述芳纶纸蜂窝上涂覆吸波剂,经发泡后制备得到吸波保温层;
在环氧树脂中添加中空玻璃微珠混合搅拌后得到封边腻子;
将外蒙皮、吸波保温层、反射层和内蒙皮依次贴合后,然后在吸波保温层外周涂覆封边腻子热压成型后即得均质吸波方舱舱板。
本发明的一种均质吸波方舱舱板及其制备方法相对于现有技术具有以下有益效果:
(1)本发明的均质吸波方舱舱板,外蒙皮、内蒙皮采用相同的材料,两者具有相同的热膨胀系数,因而温度变化时外蒙皮、内蒙皮变形量一致,经升温、降温后不会产品形变;解决了现有技术中由于内外蒙皮材质的不一致,内外蒙皮材料的热膨胀系数不一致,导致升温时内外蒙皮材料的变形量不一致,最终会导致方舱壁板在进行环境试验或交付使用数年后表面形成鼓包、开裂,无法正常使用的技术问题;
(2)本发明的均质吸波方舱舱板,具有良好的吸波性能和保温性能,同时具有优异的耐环境性能,经过湿热、高低温温冲的试验后板材无变形、无开裂、无起皱,制备得到的方舱舱板可适用于高原、荒漠、近海环境长期使用。另一方面,舱板也具备良好的承载能力、雷达吸波能力、保温性能和轻量化性能,可在类似产品上推广使用。
附图说明
为了更清楚地说明本发明实施例或现有技术中的技术方案,下面将对实施例或现有技术描述中所需要使用的附图作简单的介绍。显而易见地,下面描述中的附图仅仅是本发明的一些实施例,对于本领域普通技术人员来讲,在不付出创造性劳动的前提下,还可以根据这些附图获得其他的附图。
图1为本发明的均质吸波方舱舱板的立体结构示意图;
图2为本发明的均质吸波方舱舱板的侧视图。
具体实施方式
下面将结合本发明实施方式,对本发明实施方式中的技术方案进行清楚、完整的描述,显然,所描述的实施方式仅仅是本发明一部分实施方式,而不是全部的实施方式。基于本发明中的实施方式,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施方式,都属于本发明保护的范围。
实施例1
一种均质吸波方舱舱板,如图1~2所示,包括:
外蒙皮1;
吸波保温层2,位于外蒙皮1一侧面;
反射层3,位于吸波保温层2远离外蒙皮1一侧面;
内蒙皮4,位于反射层3远离外蒙皮1一侧面;
其中,外蒙皮1、内蒙皮4的材料均为石英或玻璃纤维增加树脂基复合材料。
需要说明的是,本申请实施例中,外蒙皮1、内蒙皮4的材料均为石英或玻璃纤维增加树脂基复合材料,该材料为现有材料,例如可为威海光威gw5069石英纤维预浸料或者威海光威ew628/6511玻璃纤维,该材料具有良好的透波性,同时外蒙皮1、内蒙皮4采用相同的材料,两者具有相同的热膨胀系数,因而温度变化时外蒙皮1、内蒙皮4变形量一致,经升温、降温后不会产品形变;解决了现有技术中由于内外蒙皮材质的不一致,内外蒙皮材料的热膨胀系数不一致,导致升温时内外蒙皮材料的变形量不一致,最终会导致方舱壁板在进行环境试验或交付使用数年后表面形成鼓包、开裂,无法正常使用的技术问题。
在一些实施例中,还包括封边腻子5,封边腻子5涂覆在吸波保温层2外周面,封边腻子的材料为中空玻璃微珠和环氧树脂混合物,中空玻璃微珠和环氧树脂的质量比为(2~3):1,封边腻子的介电常数为3.3~4.2,介电损耗角正切为0.018~0.020,封边腻子5具备良好的透波性能、水密性能和耐环境性能,作为舱板封边材料使用。封边腻子有良好的透波性能,不影响电磁波入射进舱板后的吸收。
在一些实施例中,外蒙皮1、内蒙皮4的厚度均为0.2~0.5mm、介电常数为3.3~4.2、介电损耗角正切为0.018~0.020,实际中外蒙皮1、内蒙皮4的厚度相同。
在一些实施例中,吸波保温层2包括PMI吸波泡沫或发泡吸波蜂窝芯,PMI吸波泡沫即聚甲基丙烯酰亚胺(Polymethacrylimide,PMI)吸波泡沫,具体的,PMI泡沫可为武汉磁电公司BD-Fa006型吸波泡沫,发泡吸波蜂窝芯可为武汉磁电公司BD-Fg003/1型发泡蜂窝芯;吸波保温层2具有良好的吸波性能和保温性能,吸波保温层2依靠蜂窝基体附着吸波剂制得或吸波剂与发泡料混合后发泡制备得到。吸波保温层有良好的吸波性能和保温性能。
在一些实施例中,反射层3包括导电铜网或导电金属膜,具体的,导电铜网可为武汉磁电公司BD-Th002导电铜网,导电金属膜为武汉磁电公司BD-DI-I型导电铜网;反射层3具有良好的导电能力,能够反射雷达电磁波,具体的,反射层的厚度为0.02~0.05mm,克重为150~200g/m2,反射层3具有良好的柔韧性,升温加热时不会变形,其在1MHz~18GHz频段屏蔽效能≥45dB。
基于同一发明构思,本申请实施例还提供了一种均质吸波方舱舱板的制备方法,包括以下步骤:
S1、以石英或玻璃纤维预浸料为基材,经热压成型后制备得到外蒙皮和内蒙皮;
S2、提供芳纶纸蜂窝,在芳纶纸蜂窝上涂覆吸波剂,经发泡后制备得到吸波保温层;
S3、在环氧树脂中添加中空玻璃微珠混合搅拌后得到封边腻子;
S4、将外蒙皮、吸波保温层、反射层和内蒙皮依次贴合后,然后在吸波保温层外周涂覆封边腻子热压成型后即得均质吸波方舱舱板。
需要说明的是,本申请实施例S2中吸波剂包括铁氧体、羟基铁、多晶铁、金属粉、合金粉、氮化铁、碳纤维、碳黑、碳纳米管、钛酸钡中的一种或几种;在芳纶纸蜂窝上涂覆吸波剂具体可通过喷涂、浸渍等工艺将吸波剂附着在芳纶纸蜂窝上。
以下进一步以具体实例说明书本申请的均质吸波方舱舱板的制备方法。
一种均质吸波方舱舱板的制备方法,包括以下步骤:
S1、选择厚度为0.2mm、含胶量为30%、克重为200g/m2、介电常数为3.3的石英纤维预浸料(具体为威海光威gw5069石英纤维预浸料),在热压机上热压成型,分别制备得到外蒙皮和内蒙皮;
S2、以芳纶纸蜂窝为基材,在芳纶纸蜂窝上以喷涂方式附着铁氧体,然后进行发泡,制备得雷达吸波保温层,该吸波保温层的介电常数为1.01、厚度为30mm;
S3、在环氧树脂中添加中空玻璃微珠,搅拌充分后制得透波封边腻子;其中,环氧树脂与中空玻璃微珠的质量比为2.5:1;
S4、将S1中得到的外蒙皮、S2中得到的吸波保温层、导电铜网反射层和S1中得到的内蒙皮依次贴合后,然后在吸波保温层外周涂覆S3中得到的封边腻子热压成型后即得均质吸波方舱舱板。
实施例2
本申请实施例提供了一种均质吸波方舱舱板的制备方法,包括以下步骤:
S1、选择厚度为0.2mm、含胶量为30%、克重为200g/m2、介电常数为3.3的石英纤维预浸料(具体为威海光威gw5069石英纤维预浸料),在热压机上热压成型,分别制备得到外蒙皮和内蒙皮;
S2、以BD-Fa006型PMI泡沫为基材,通过胶膜将PMI泡沫与吸波超材料进行粘接,制得吸波保温层,该吸波保温层的介电常数为1.06、厚度为30mm;吸波超材料采用武汉磁电公司BD-CH-002吸波超材料,其可实现2GHz~18GHz频段电磁波的反射率低于-15dB;
S3、在环氧树脂中添加中空玻璃微珠,搅拌充分后制得透波封边腻子;其中,环氧树脂与中空玻璃微珠的质量比为2.5:1;
S4、将S1中得到的外蒙皮、S2中得到的吸波保温层、导电铜网反射层和S1中得到的内蒙皮依次贴合后,然后在吸波保温层外周涂覆S3中得到的封边腻子热压成型后即得均质吸波方舱舱板。
对比例1
本对比例提供了一种非均质吸波方舱舱板的制备方法,包括以下步骤:
S1、选择厚度为0.2mm、含胶量为30%、克重为200g/m2、介电常数为3.3的石英纤维预浸料(具体为威海光威gw5069石英纤维预浸料),在热压机上热压成型,分别制备得到外蒙皮;
S2、选择厚度为0.2mm、含胶量40%、克重为330g/m2的碳纤维预浸料,在热压机上热压成型,制备得到反射内蒙皮;具体的碳纤维预浸料可我威海光威wp3011/6511或恒神em110,在该对比例中使用恒神em110;
S3、以芳纶纸蜂窝为基材,在芳纶纸蜂窝上以喷涂方式附着铁氧体,然后在蜂窝孔径内进行发泡,制备得吸波保温层,该吸波保温层的介电常数为1.01、厚度为30mm;
S4、在环氧树脂中添加中空玻璃微珠,搅拌充分后制得透波封边腻子;其中,环氧树脂与中空玻璃微珠的质量比为2.5:1;
S5、将S1中得到的外蒙皮、S3中得到的吸波保温层、S2中得到的反射内蒙皮依次贴合后,然后在吸波保温层外周涂覆S4中得到的封边腻子热压成型后即得非均质吸波方舱舱板。
将上述实施例1~2和对比例1制备得到的方舱舱板分别测试其面密度、抗压强度、吸波性能、导热系数、湿热后变形量以及高低温温冲试验后变形量,结果如下表1所示,其中,湿热后变形量按照GJB150.9A-2009第9部分要求进行湿热试验,高温高湿阶段,温度60℃,相对湿度95%;低温高湿阶段,温度30℃,相对湿度95%;试验时间包含10个循环,一个循环24h);高低温温冲试验后变形量按照GJB150.9A-2009第5部分要求进行温冲试验,75℃贮存48h后取出,到-41℃试验箱中贮存48h,转换时间1分钟,循环次数3次。
表1-不同实施例制备得到的方舱舱板的性能
从上表1中可知,通过本方法制备的均质吸波方舱舱板具有良好的吸波性能和保温性能,同时具有优异的耐环境性能,经过湿热、高低温温冲的试验后板材无变形、无开裂、无起皱,制备得到的方舱舱板可适用于高原、荒漠、近海环境长期使用。另一方面,舱板也具备良好的承载能力、雷达吸波能力、保温性能和轻量化性能,可在类似产品上推广使用。
以上所述仅为本发明的较佳实施方式而已,并不用以限制本发明,凡在本发明的精神和原则之内,所作的任何修改、等同替换、改进等,均应包含在本发明的保护范围之内。
Claims (10)
1.一种均质吸波方舱舱板,其特征在于,包括:
外蒙皮;
吸波保温层,位于所述外蒙皮一侧面;
反射层,位于所述吸波保温层远离所述外蒙皮一侧面;
内蒙皮,位于所述反射层远离所述外蒙皮一侧面;
其中,所述外蒙皮、所述内蒙皮的材料均为石英或玻璃纤维增加树脂基复合材料。
2.如权利要求1所述的均质吸波方舱舱板,其特征在于,还包括封边腻子,所述封边腻子涂覆在吸波保温层外周面。
3.如权利要求1所述的均质吸波方舱舱板,其特征在于,所述外蒙皮、所述内蒙皮的厚度均为0.2~0.5mm、介电常数为3.3~4.2、介电损耗角正切为0.018~0.020。
4.如权利要求1所述的均质吸波方舱舱板,其特征在于,所述吸波保温层包括PMI吸波泡沫或发泡吸波蜂窝芯。
5.如权利要求1所述的均质吸波方舱舱板,其特征在于,所述反射层包括导电铜网或导电金属膜。
6.如权利要求2所述的均质吸波方舱舱板,其特征在于,所述封边腻子的材料为中空玻璃微珠和环氧树脂混合物,所述中空玻璃微珠和所述环氧树脂的质量比为(2~3):1。
7.如权利要求5所述的均质吸波方舱舱板,其特征在于,所述反射层的厚度为0.02~0.05mm,克重为150~200g/m2。
8.如权利要求4所述的均质吸波方舱舱板,其特征在于,所述吸波保温层的厚度为3~35mm、介电常数为0.9~1.1、介电损耗角正切为0.002~0.005。
9.如权利要求6所述的均质吸波方舱舱板,其特征在于,所述封边腻子的介电常数为3.3~4.2,介电损耗角正切为0.018~0.020。
10.一种如权利要求2~9任一所述的均质吸波方舱舱板的制备方法,其特征在于,包括以下步骤:
以石英或玻璃纤维预浸料为基材,经热压成型后制备得到外蒙皮和内蒙皮;
提供芳纶纸蜂窝,在所述芳纶纸蜂窝上涂覆吸波剂,经发泡后制备得到吸波保温层;
在环氧树脂中添加中空玻璃微珠混合搅拌后得到封边腻子;
将外蒙皮、吸波保温层、反射层和内蒙皮依次贴合后,然后在吸波保温层外周涂覆封边腻子热压成型后即得均质吸波方舱舱板。
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115284700A (zh) * | 2022-06-22 | 2022-11-04 | 佛山市康泰威新材料有限公司 | 一种轻质高强复合吸波泡沫板及制备方法 |
CN117261368A (zh) * | 2023-09-27 | 2023-12-22 | 咸宁海威复合材料制品有限公司 | 一种电磁屏蔽复合材料门板结构及其制备方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105643997A (zh) * | 2015-12-31 | 2016-06-08 | 中物功能材料研究院有限公司 | 具有雷达隐身功能的方舱大板及其制备方法 |
CN109514947A (zh) * | 2018-12-19 | 2019-03-26 | 航天科工武汉磁电有限责任公司 | 方舱舱板及其制备方法 |
CN111572109A (zh) * | 2020-07-01 | 2020-08-25 | 宁波曙翔新材料股份有限公司 | 一种隐身材料系统及其制备方法 |
CN211452068U (zh) * | 2019-10-14 | 2020-09-08 | 北方长龙新材料技术股份有限公司 | 一种网格状高强度复合材料方舱壁板 |
-
2020
- 2020-12-11 CN CN202011442728.1A patent/CN112519351B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105643997A (zh) * | 2015-12-31 | 2016-06-08 | 中物功能材料研究院有限公司 | 具有雷达隐身功能的方舱大板及其制备方法 |
CN109514947A (zh) * | 2018-12-19 | 2019-03-26 | 航天科工武汉磁电有限责任公司 | 方舱舱板及其制备方法 |
CN211452068U (zh) * | 2019-10-14 | 2020-09-08 | 北方长龙新材料技术股份有限公司 | 一种网格状高强度复合材料方舱壁板 |
CN111572109A (zh) * | 2020-07-01 | 2020-08-25 | 宁波曙翔新材料股份有限公司 | 一种隐身材料系统及其制备方法 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115284700A (zh) * | 2022-06-22 | 2022-11-04 | 佛山市康泰威新材料有限公司 | 一种轻质高强复合吸波泡沫板及制备方法 |
CN117261368A (zh) * | 2023-09-27 | 2023-12-22 | 咸宁海威复合材料制品有限公司 | 一种电磁屏蔽复合材料门板结构及其制备方法 |
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