行业组件数据 · 2026

连接耳

A conductive component that provides secure electrical connection between cathode bars and busbars in electrolytic cells.

技术定义与适配语境
典型 连接耳 会按材料、尺寸公差、适配关系和失效风险在 基础金属制造 中评估。

A connection lug is a specialized electrical connector designed for high-current applications in electrolytic cells. It serves as the interface between the cathode bar (negative electrode) and the external busbar system, ensuring minimal voltage drop and reliable current transfer during electrolysis processes. These components are engineered to withstand harsh chemical environments, thermal cycling, and mechanical stresses while maintaining optimal electrical conductivity.

组件规格

定义
A connection lug is a specialized electrical connector designed for high-current applications in electrolytic cells. It serves as the interface between the cathode bar (negative electrode) and the external busbar system, ensuring minimal voltage drop and reliable current transfer during electrolysis processes. These components are engineered to withstand harsh chemical environments, thermal cycling, and mechanical stresses while maintaining optimal electrical conductivity.
工作原理
The connection lug operates on the principle of creating a low-resistance electrical pathway through direct metal-to-metal contact. It uses mechanical fastening (typically bolted connections) to establish and maintain intimate contact between the cathode bar and busbar, minimizing contact resistance. The design ensures uniform current distribution across the contact surface, preventing localized heating and maintaining process efficiency.
材料
High-conductivity copper alloys (C11000C10100) or aluminum alloys (6061-T6) with corrosion-resistant plating (tinsilveror nickel) for chemical resistance. Some applications use copper-clad aluminum for weight reduction.
Current Rating
2000-10000A
Voltage Rating
Up to 100V DC
Temperature Range
-40°C to 150°C
Contact Resistance
<15μΩ
Mechanical Strength
Yield strength > 70 MPa
Corrosion Resistance
ASTM B117 salt spray > 500 hours
标准
ISO 8098DIN 46235IEC 61238

行业分类与别名

连接耳 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

Insufficient torque during installation->Increased contact resistance leading to overheating->Implement torque-controlled installation procedures and regular torque verification
Corrosion from electrolyte exposure->Degraded electrical conductivity and mechanical integrity->Use corrosion-resistant materials and protective coatings with regular inspection schedules
Thermal cycling stress->Material fatigue and connection loosening->Design with thermal expansion compensation and use spring washers or Belleville washers

工业生态与工程逻辑

0
Electrical arcing due to poor contact
1
Thermal runaway from high resistance
2
Corrosion-induced failure
3
Mechanical fatigue from vibration
4
Galvanic corrosion in mixed-metal systems

合规与检测

tolerance
±0.5mm dimensional tolerance, contact surface flatness within 0.1mm
test method
ASTM B539 for contact resistance, IEC 61238 for mechanical and electrical testing, ISO 8098 for dimensional verification

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 connection lug in electrolytic cells?

The connection lug provides a reliable, low-resistance electrical connection between the cathode bar and the external busbar system, ensuring efficient current transfer during electrolysis processes.

Why are copper alloys commonly used for connection lugs?

Copper alloys offer excellent electrical conductivity (typically 90-100% IACS), good mechanical strength, and corrosion resistance when properly plated, making them ideal for high-current applications in harsh environments.

How often should connection lugs be inspected and maintained?

Connection lugs should be inspected quarterly for signs of corrosion, loose connections, or overheating. Torque checks and contact resistance measurements should be performed annually, with complete replacement recommended every 3-5 years depending on operating conditions.

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