行业组件数据 · 2026

后壳主体

Backshell body is a protective housing component in strain relief/backshell assemblies that encloses and shields cable connections from environmental and mechanical stress.

技术定义与适配语境
典型 后壳主体 会按材料、尺寸公差、适配关系和失效风险在 电气设备制造 中评估。

The backshell body is a critical structural component in strain relief and backshell systems used in electrical and electronic applications. It serves as the main protective enclosure that houses cable terminations, connectors, and internal wiring, providing mechanical support, environmental sealing, and electromagnetic shielding. This component is designed to withstand vibration, impact, moisture, dust, and temperature variations while maintaining the integrity of electrical connections in industrial and commercial equipment.

组件规格

定义
The backshell body is a critical structural component in strain relief and backshell systems used in electrical and electronic applications. It serves as the main protective enclosure that houses cable terminations, connectors, and internal wiring, providing mechanical support, environmental sealing, and electromagnetic shielding. This component is designed to withstand vibration, impact, moisture, dust, and temperature variations while maintaining the integrity of electrical connections in industrial and commercial equipment.
工作原理
The backshell body operates by providing a rigid, sealed enclosure that protects cable connections from external forces and environmental factors. It distributes mechanical stress away from delicate connection points, prevents cable pull-out through strain relief mechanisms, and maintains proper cable alignment. The body typically interfaces with other backshell components (like glands, clamps, and seals) to create a complete protective system that ensures reliable electrical performance in demanding conditions.
材料
Typically manufactured from engineering-grade materials including: aluminum alloys (e.g.6061-T6 for lightweight corrosion resistance)stainless steel (e.g.304/316 for harsh environments)thermoplastics (e.g.polyamide/PA6polycarbonate/PC for electrical insulation)or composite materials. Material selection depends on application requirements for strengthweightcorrosion resistanceand electromagnetic compatibility.
IP Rating
IP65-IP68
Mounting Type
Threaded, clamp, or snap-fit
Material Grade
As per application requirements
EMI/RFI Shielding
Up to 60 dB attenuation
Temperature Range
-40°C to +125°C
Cable Diameter Range
3mm to 50mm
标准
ISO 8092DIN 43650IEC 60529MIL-DTL-38999

行业分类与别名

后壳主体 的常用贸易名称、技术标识和检索关键词。

上级产品

该组件会出现在以下整机或工业产品中。

FMEA · 风险与缓解

诱因 → 失效模式 → 工程缓解

Material fatigue from vibration->Crack formation in housing->Use vibration-resistant materials and proper mounting techniques
Incorrect seal installation->Environmental contamination ingress->Implement proper installation procedures and quality checks
Over-tightening during assembly->Thread damage or housing deformation->Use torque-controlled tools and training

工业生态与工程逻辑

0
Incorrect material selection leading to corrosion
1
Improper installation causing seal failure
2
Inadequate strain relief resulting in cable damage
3
EMI shielding degradation over time

合规与检测

tolerance
±0.1mm on critical dimensions, surface finish Ra 3.2μm maximum
test method
IP rating testing per IEC 60529, vibration testing per MIL-STD-810, EMI shielding per MIL-STD-461

制造该组件的工厂

来自 CNFX 组件能力表的相关制造商资料。

制造商列表用于前期研究和供应商能力理解,不代表认证、排名或交易担保。

采购评估维度

不是客户评论,也不是实时热度。以下维度用于前期 RFQ 准备和供应商评估。

技术文档
4/5
制造能力
4/5
可检验性
5/5
供应商透明度
3/5

这些分值是采购评估维度示例,不代表真实客户评分、具体国家买家反馈或实时询盘。

相关组件

常见问题

What is the primary function of a backshell body?

The primary function is to provide mechanical protection and environmental sealing for cable connections while distributing strain away from termination points.

How do I select the right backshell body material?

Material selection depends on application environment: aluminum for general purpose, stainless steel for corrosive environments, plastics for electrical insulation, considering factors like weight, strength, and EMI requirements.

Can backshell bodies be customized for specific applications?

Yes, they can be customized for cable size, mounting requirements, environmental ratings, and special features like integrated connectors or additional shielding.

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CNFX Industrial Component Index · 电气设备制造

数据基础

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初步技术归类
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URN:CNFX:ME:UNIT:BACKSHELL_BODY