CN111409327A - 一种多联发火箭弹贮运发箱及其制造方法 - Google Patents
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Abstract
本发明公开了一种多联发火箭弹贮运发箱及其制造方法,属于火箭弹贮运发箱领域。一种多联发火箭弹贮运发箱,箱体从内到外依次为陶瓷纤维复合层、吸波纤维层、磁场屏蔽复合层、耐高温纤维增强层、隔热泡沫层、第一纤维增强层、电场屏蔽复合层和第二纤维增强层;以上各层之间均由芳纶纤维丝束缝合固定;磁场屏蔽复合层由磁场屏蔽层和两侧的玻璃纤维增强层复合而成;电场屏蔽复合层由电场屏蔽层和两侧的玻璃纤维增强层复合而成。本发明的发箱具有轻质量、高强度、耐高温的性能,同时还具有电磁屏蔽性能和抗干扰能力。
Description
技术领域
本发明属于火箭弹贮运发箱领域,尤其是一种多联发火箭弹贮运发箱及其制造方法。
背景技术
火箭弹贮运发箱是火箭弹最核心的技术组件,贮运、运输与发射是火箭弹贮运发箱最核心的三个功能。随着科学技术的不断发展,火箭弹等发射弹药的发射、制导及状态监测管理都需要大量使用电子技术和元器件,火箭弹贮运发箱不但要提供稳定的良好环境,快速反应作战和快速补给能力,还要提供良好的抗干扰能力及电磁屏蔽性能。
发明内容
本发明的目的在于克服现有贮运发箱不能同时屏蔽电场和磁场的缺点,提供一种多联发火箭弹贮运发箱及其制造方法。
为达到上述目的,本发明采用以下技术方案予以实现:
一种多联发火箭弹贮运发箱,包括箱体,箱体从内到外依次为陶瓷纤维复合层、吸波纤维层、磁场屏蔽复合层、耐高温纤维增强层、隔热泡沫层、第一纤维增强层、电场屏蔽复合层和第二纤维增强层;
以上各层之间均由芳纶纤维丝束缝合固定;
所述磁场屏蔽复合层由磁场屏蔽层和位于其两侧的玻璃纤维增强层复合而成;
所述电场屏蔽复合层由电场屏蔽层和位于其两侧的玻璃纤维增强层复合而成。
进一步的,所述磁场屏蔽层由铁镍合金网或铁镍合金薄膜压焊而成;
所述磁场屏蔽层和两侧的玻璃纤维增强层由芳纶纤维丝束缝合固定。
进一步的,所述电场屏蔽层由铍铜网或铍铜薄膜压焊而成;
所述电场屏蔽层和位于其两侧的玻璃纤维增强层由芳纶纤维丝束缝合固定。
进一步的,所述吸波纤维层由聚酰亚胺纳米纤维布和碳纤维布制成。
进一步的,耐高温纤维增强层由碳纤维制成;
第一纤维增强层由碳纤维或玻璃纤维制成;
第二纤维增强层由碳纤维或玻璃纤维制成。
一种多联发火箭弹贮运发箱的制造方法,包括以下步骤:
1)在铍铜网或铍铜薄膜的上下两侧铺设玻璃纤维增强层,之后使用芳纶纤维丝束进行缝合固定,铍铜网或铍铜薄膜的两端均预留搭接边,得到电场屏蔽复合层;
在铁镍合金网或铁镍合金薄膜的上下两侧铺设玻璃纤维增强层,之后使用芳纶纤维丝束进行缝合固定,铁镍合金网或铁镍合金薄膜的两端均预留搭接边,得到磁场屏蔽复合层;
2)在内芯模具上铺设陶瓷纤维复合层,将陶瓷纤维复合层使用芳纶纤维丝束缝合为筒状;
3)在筒状的陶瓷纤维复合层上铺设吸波纤维层,使用芳纶纤维丝束将两者缝合固定;
4)在所述吸波纤维层上铺设磁场屏蔽复合层,磁场屏蔽复合层的两个预留搭接边利用压焊法进行连接固定,之后使用芳纶纤维丝束将磁场屏蔽复合层和吸波纤维层缝合固定;
5)在磁场屏蔽复合层上铺设耐高温纤维增强层,使用芳纶纤维丝束将两者缝合固定;
6)在耐高温纤维增强层上铺设隔热泡沫层,使用芳纶纤维丝束将两者缝合固定;
7)在隔热泡沫层上铺设第一纤维增强层,利用芳纶纤维丝束将两者缝合固定;
8)在第一纤维增强层上铺设电场屏蔽复合层,电场屏蔽复合层的两个预留搭接边使用压焊法连接固定,之后将第一纤维增强层和电场屏蔽复合层使用芳纶纤维丝束进行缝合固定;
9)在电场屏蔽复合层上铺设第二纤维增强层,利用芳纶纤维丝束将两者缝合固定;
10)在第二纤维增强层外围组装外层模具,之后真空成型。
进一步的,步骤1)中,预留搭接边的长度为20-30mm。
进一步的,步骤2)中缝合间距为20mm。
进一步的,步骤3)中,缝合间距为50mm。
进一步的,在步骤6)中,隔热泡沫层缝合处填充有玻璃纤维;
隔热泡沫层的缝合间距在1mm以下。
与现有技术相比,本发明具有以下有益效果:
本发明的多联发火箭弹贮运发箱,通过电场屏蔽复合层、磁场屏蔽复合层、纤维复合材料层的复合,具有轻质量、高强度、耐高温的性能,同时还具有电磁屏蔽性能和抗干扰能力,实现了电磁波反射、吸收、屏蔽功能;本发明有电场屏蔽复合层、磁场屏蔽复合层和吸波纤维层,最外层的电场屏蔽层可实现电场屏蔽和低频磁场屏蔽,随后磁场屏蔽层可对高频磁场和其它频段的电磁场进行屏蔽,最后吸波层进一步加强电磁波的屏蔽,此结构主要适用被动电磁屏蔽。
进一步的,磁场屏蔽层由铁镍合金网或铁镍合金薄膜压焊而成,在复合材料成型过程中,磁场屏蔽层会被流动的树脂包裹隔离接触点,采用压焊法解决了复合材料成型中的磁场泄露问题。
进一步的,电场屏蔽层由铍铜网或铍铜薄膜压焊而成,在复合材料成型过程中,电场屏蔽层会被流动的树脂包裹隔离接触点,采用压焊法解决了复合材料成型中的电场泄露问题。
进一步的,吸波纤维层由聚酰亚胺纳米纤维布和碳纤维布制成,聚酰亚胺材料具有较好的吸波性能,同时两种材料结合具有良好的阻抗,可加强电磁波的衰减。
本发明的多联发火箭弹贮运发箱的制造方法,通过压焊和缝合工艺,提高了发箱的强度、电磁屏蔽和耐高温功能;另一方面,在复合材料成型过程中,会被流动的树脂包裹隔离接触点,破坏电磁屏蔽性能,通过压焊法,解决了以上问题,并降低工艺实施难度。
进一步的,预留搭接边的长度为20-30mm,实现了电场屏蔽层和磁场屏蔽层的连接通路,需要在成型过程中,预留接口材料,经过工艺过程,使各屏蔽层成为筒体一体结构。
进一步的,步骤2)中缝合间距为20mm,在保证缝合强度的基础上,尽可能的减少电磁泄漏风险。
附图说明
图1为本发明的剖视图;
图2为电场屏蔽复合层的局部示意图;
图3为电场屏蔽复合层的缝合示意图。
其中:1-陶瓷纤维复合层;2-吸波纤维层;3-磁场屏蔽复合层;4-耐高温纤维增强层;5-隔热泡沫层;6-第一纤维增强层;7-电场屏蔽复合层;8-第二纤维增强层;9-外层模具;10-内芯模具;11-磁场屏蔽复合层搭接口;12-电场屏蔽复合层搭接口;7-1-玻璃纤维增强层;7-2-电场屏蔽层;7-3-压焊接口;7-4-芳纶纤维丝束。
具体实施方式
为了使本技术领域的人员更好地理解本发明方案,下面将结合本发明实施例中的附图,对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明一部分的实施例,而不是全部的实施例。基于本发明中的实施例,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例,都应当属于本发明保护的范围。
需要说明的是,本发明的说明书和权利要求书及上述附图中的术语“第一”、“第二”等是用于区别类似的对象,而不必用于描述特定的顺序或先后次序。应该理解这样使用的数据在适当情况下可以互换,以便这里描述的本发明的实施例能够以除了在这里图示或描述的那些以外的顺序实施。此外,术语“包括”和“具有”以及他们的任何变形,意图在于覆盖不排他的包含,例如,包含了一系列步骤或单元的过程、方法、系统、产品或设备不必限于清楚地列出的那些步骤或单元,而是可包括没有清楚地列出的或对于这些过程、方法、产品或设备固有的其它步骤或单元。
下面结合附图对本发明做进一步详细描述:
一种多联发火箭弹贮运发箱及其制造方法,通过在复合材料成型过程中增加电场屏蔽层、磁场屏蔽层和纤维增强层的交接复合达到贮运发箱的抗干扰性能和自生电磁信号的屏蔽。
参见图1,图1为本发明的剖视图,一种多联发火箭炮弹复合材料贮运发箱,箱体从内到外依次为陶瓷纤维复合层1、吸波纤维层2、磁场屏蔽复合层3、耐高温纤维增强层4、隔热泡沫层5、第一纤维增强层6、电场屏蔽复合层7和第二纤维增强层8;以上各层之间均由芳纶纤维丝束缝合固定;所述磁场屏蔽复合层3由磁场屏蔽层和两侧的玻璃纤维增强层复合而成,磁场屏蔽层的两端预留有搭接边,两个搭接边经压焊留下磁场屏蔽复合层搭接口11;所述电场屏蔽复合层7由电场屏蔽层7-2和两侧的玻璃纤维增强层7-1复合而成,电场屏蔽层的两端预留有搭接边,两个搭接边经压焊留下电场屏蔽复合层搭接口12。
本发明的多联发火箭弹贮运发箱的制造方法如下:
1)在铍铜网或铍铜薄膜的上下两侧铺设玻璃纤维增强层,之后使用芳纶纤维丝束进行缝合固定,并预留搭接边,得到电场屏蔽复合层7;
在铁镍合金网或铁镍合金薄膜的上下两侧铺设玻璃纤维增强层,之后使用芳纶纤维丝束进行缝合固定,并预留搭接边,得到磁场屏蔽复合层3;
2)在内芯模具10上铺设陶瓷纤维复合层1,将陶瓷纤维复合层1使用芳纶纤维丝束缝合为筒状;
3)在筒状的陶瓷纤维复合层1上铺设吸波纤维层2,使用芳纶纤维丝束将两者缝合固定;
4)在所述吸波纤维层2上铺设磁场屏蔽复合层3,磁场屏蔽复合层3的预留搭接边利用压焊法进行连接固定,之后使用芳纶纤维丝束将磁场屏蔽复合层3和吸波纤维层2缝合固定;参见图2,图2为电场屏蔽复合层的局部示意图,电场屏蔽层7-2的预留搭接边经压焊成型后连接固定在一起,形成压焊接口7-3,玻璃纤维增强层7-1位于电场屏蔽层7-2的上下两侧;参见图3,图3为电场屏蔽复合层的缝合示意图,芳纶纤维丝束7-4将玻璃纤维增强层7-1和电场屏蔽层7-2缝合固定;
5)在磁场屏蔽复合层3上铺设耐高温纤维增强层4,使用芳纶纤维丝束将两者缝合固定;
6)在耐高温纤维增强层4上铺设隔热泡沫层5,使用芳纶纤维丝束将两者缝合固定;
7)在隔热泡沫层5上铺设第一纤维增强层6,利用芳纶纤维丝束将两者缝合固定;
8)在第一纤维增强层6上铺设电场屏蔽复合层7,电场屏蔽复合层7的预留搭接边使用压焊法连接固定,之后将第一纤维增强层6和电场屏蔽复合层7使用芳纶纤维丝束进行缝合固定;
9)在电场屏蔽复合层7上铺设第二纤维增强层8,利用芳纶纤维丝束将两者缝合固定;
10)进行外层模具9的组装,之后真空成型。
以上内容仅为说明本发明的技术思想,不能以此限定本发明的保护范围,凡是按照本发明提出的技术思想,在技术方案基础上所做的任何改动,均落入本发明权利要求书的保护范围之内。
Claims (10)
1.一种多联发火箭弹贮运发箱,其特征在于,包括箱体,箱体从内到外依次为陶瓷纤维复合层(1)、吸波纤维层(2)、磁场屏蔽复合层(3)、耐高温纤维增强层(4)、隔热泡沫层(5)、第一纤维增强层(6)、电场屏蔽复合层(7)和第二纤维增强层(8);
以上各层之间均由芳纶纤维丝束缝合固定;
所述磁场屏蔽复合层(3)由磁场屏蔽层和位于其两侧的玻璃纤维增强层复合而成;
所述电场屏蔽复合层(7)由电场屏蔽层(7-2)和位于其两侧的玻璃纤维增强层(7-1)复合而成。
2.根据权利要求1所述的多联发火箭弹贮运发箱,其特征在于,所述磁场屏蔽层由铁镍合金网或铁镍合金薄膜压焊而成;
所述磁场屏蔽层和两侧的玻璃纤维增强层由芳纶纤维丝束缝合固定。
3.根据权利要求1所述的多联发火箭弹贮运发箱,其特征在于,所述电场屏蔽层(7-2)由铍铜网或铍铜薄膜压焊而成;
所述电场屏蔽层(7-2)和位于其两侧的玻璃纤维增强层(7-1)由芳纶纤维丝束缝合固定。
4.根据权利要求1所述的多联发火箭弹贮运发箱,其特征在于,所述吸波纤维层(2)由聚酰亚胺纳米纤维布和碳纤维布制成。
5.根据权利要求1所述的多联发火箭弹贮运发箱,其特征在于,耐高温纤维增强层(4)由碳纤维制成;
第一纤维增强层(6)由碳纤维或玻璃纤维制成;
第二纤维增强层(8)由碳纤维或玻璃纤维制成。
6.一种多联发火箭弹贮运发箱的制造方法,其特征在于,包括以下步骤:
1)在铍铜网或铍铜薄膜的上下两侧铺设玻璃纤维增强层,之后使用芳纶纤维丝束进行缝合固定,铍铜网或铍铜薄膜的两端均预留搭接边,得到电场屏蔽复合层(7);
在铁镍合金网或铁镍合金薄膜的上下两侧铺设玻璃纤维增强层,之后使用芳纶纤维丝束进行缝合固定,铁镍合金网或铁镍合金薄膜的两端均预留搭接边,得到磁场屏蔽复合层(3);
2)在内芯模具(10)上铺设陶瓷纤维复合层(1),将陶瓷纤维复合层(1)使用芳纶纤维丝束缝合为筒状;
3)在筒状的陶瓷纤维复合层(1)上铺设吸波纤维层(2),使用芳纶纤维丝束将两者缝合固定;
4)在所述吸波纤维层(2)上铺设磁场屏蔽复合层(3),磁场屏蔽复合层(3)的两个预留搭接边利用压焊法进行连接固定,之后使用芳纶纤维丝束将磁场屏蔽复合层(3)和吸波纤维层(2)缝合固定;
5)在磁场屏蔽复合层(3)上铺设耐高温纤维增强层(4),使用芳纶纤维丝束将两者缝合固定;
6)在耐高温纤维增强层(4)上铺设隔热泡沫层(5),使用芳纶纤维丝束将两者缝合固定;
7)在隔热泡沫层(5)上铺设第一纤维增强层(6),利用芳纶纤维丝束将两者缝合固定;
8)在第一纤维增强层(6)上铺设电场屏蔽复合层(7),电场屏蔽复合层(7)的两个预留搭接边使用压焊法连接固定,之后将第一纤维增强层(6)和电场屏蔽复合层(7)使用芳纶纤维丝束进行缝合固定;
9)在电场屏蔽复合层(7)上铺设第二纤维增强层(8),利用芳纶纤维丝束将两者缝合固定;
10)在第二纤维增强层(8)外围组装外层模具(9),之后真空成型。
7.根据权利要求6所述的多联发火箭弹贮运发箱的制造方法,其特征在于,步骤1)中,预留搭接边的长度为20-30mm。
8.根据权利要求6所述的多联发火箭弹贮运发箱的制造方法,其特征在于,步骤2)中缝合间距为20mm。
9.根据权利要求6所述的多联发火箭弹贮运发箱的制造方法,其特征在于,步骤3)中,缝合间距为50mm。
10.根据权利要求6所述的多联发火箭弹贮运发箱的制造方法,其特征在于,在步骤6)中,隔热泡沫层(5)缝合处填充有玻璃纤维;
隔热泡沫层(5)的缝合间距在1mm以下。
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