电子机械工程
電子機械工程
전자궤계공정
ELECTRO-MECHANICAL ENGINEERING
2011年
4期
33-35,42
,共4页
水汽密封%电磁屏蔽%密封屏蔽衬垫%防护技术
水汽密封%電磁屏蔽%密封屏蔽襯墊%防護技術
수기밀봉%전자병폐%밀봉병폐츤점%방호기술
moisture sealing%electromagnetic shielding%seal-shield gasket%protection techniques
在实际环境下,由导电衬垫实现电磁屏蔽的电子设备,因电化学腐蚀频仍发生,因而环境适应性差,是亟待解决的工程技术难题。文中以材料腐蚀学和防护工程学为基础,应用既能实现水汽密封,又能对电磁泄漏发射能量起衰减作用的＂密封屏蔽衬垫＂实现电子设备可维修水汽密封与电磁屏蔽复合防护设计,满足了电子设备抗恶劣气候环境和电磁环境的防护性、可靠性、维修性、实装性和低成本等综合技战术要求。
在實際環境下,由導電襯墊實現電磁屏蔽的電子設備,因電化學腐蝕頻仍髮生,因而環境適應性差,是亟待解決的工程技術難題。文中以材料腐蝕學和防護工程學為基礎,應用既能實現水汽密封,又能對電磁洩漏髮射能量起衰減作用的＂密封屏蔽襯墊＂實現電子設備可維脩水汽密封與電磁屏蔽複閤防護設計,滿足瞭電子設備抗噁劣氣候環境和電磁環境的防護性、可靠性、維脩性、實裝性和低成本等綜閤技戰術要求。
재실제배경하,유도전츤점실현전자병폐적전자설비,인전화학부식빈잉발생,인이배경괄응성차,시극대해결적공정기술난제。문중이재료부식학화방호공정학위기출,응용기능실현수기밀봉,우능대전자설루발사능량기쇠감작용적＂밀봉병폐츤점＂실현전자설비가유수수기밀봉여전자병폐복합방호설계,만족료전자설비항악렬기후배경화전자배경적방호성、가고성、유수성、실장성화저성본등종합기전술요구。
In the realistic environment,the frequent occurrence of electrochemical corrosion in electronic equip-ment due to the use of conductive gaskets has led to the poor environmental adaptability,which is an urgent problem to solve.On the basis of the theory of the material corrosion and protection engineering,the application of seal-shield gasket in electronic equipment can seal moisture and reduce the emission energy of electromagnetic leakage.Thus the compound repairable protection design of moisture sealing and electromagnetic shielding can be achieved.And its advantages can meet the requirements of technology and tactics in adverse climate and electromagnetic environment such as protection,reliability,maintenance,economics,practicability etc.
