行业组件数据 · 2026

可动柱塞

Movable plunger is a precision electromagnetic actuator component that converts electrical energy into linear mechanical motion within solenoid systems.

技术定义与适配语境
典型 可动柱塞 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。

A movable plunger is a cylindrical ferromagnetic core that moves axially within an electromagnetic solenoid coil. When energized, magnetic flux creates force along the plunger's axis, producing linear displacement. In magnetic trip systems, this motion triggers mechanical disconnection by releasing latch mechanisms or directly interrupting current paths. The component features precise dimensional tolerances, optimized magnetic properties, and surface finishes to minimize friction and hysteresis losses.

组件规格

定义
A movable plunger is a cylindrical ferromagnetic core that moves axially within an electromagnetic solenoid coil. When energized, magnetic flux creates force along the plunger's axis, producing linear displacement. In magnetic trip systems, this motion triggers mechanical disconnection by releasing latch mechanisms or directly interrupting current paths. The component features precise dimensional tolerances, optimized magnetic properties, and surface finishes to minimize friction and hysteresis losses.
工作原理
Operates on electromagnetic force generation: when coil energizes, it creates a magnetic field that attracts the ferromagnetic plunger toward the coil's center. This linear motion continues until magnetic force balances with spring resistance or mechanical stops. De-energizing allows return springs to reset the plunger. In trip applications, the plunger's sudden movement mechanically releases a latch or contact mechanism.
材料
Low-carbon steel (1008-1010)silicon steel (M-19M-36)or ferritic stainless steel (430) for magnetic propertiessometimes plated with zincnickelor chrome for corrosion resistancenon-magnetic guides may use brass or aluminum bronze.
Force
5-200 N
Stroke
2-50 mm
Diameter
3-25 mm
Coil Voltage
12-240 V DC/AC
Response Time
<20 ms
Insulation Class
B/F (130°C/155°C)
Operating Temperature
-40°C to +120°C
标准
ISO 4401DIN 24340IEC 60947-1

行业分类与别名

可动柱塞 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

Contamination ingress->Restricted movement causing delayed trip response->Install protective boots and specify IP65+ sealing
Material fatigue from cyclic loading->Fracture at stress concentration points->Implement shot peening and radiused transition designs

工业生态与工程逻辑

0
Magnetic saturation reducing force
1
Mechanical wear from misalignment
2
Corrosion in humid environments
3
Coil overheating damaging insulation

合规与检测

tolerance
±0.02 mm diameter, ±0.05 mm length, Ra 0.8 μm surface finish
test method
Stroke-force curve measurement per ISO 4401, dielectric strength test at 2kV, salt spray test per ASTM B117

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 causes movable plunger sticking in solenoid applications?

Sticking typically results from contamination buildup, corrosion, misalignment, or inadequate lubrication. Magnetic remanence in soft materials can also cause adhesion.

How do you select plunger material for high-cycle applications?

Choose materials with low coercivity (like silicon steel) to minimize hysteresis losses, combined with wear-resistant coatings for durability exceeding 10 million cycles.

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CNFX 是开放目录,不是交易平台或采购代理。工厂资料和表单用于帮助你准备直接沟通。

CNFX Industrial Component Index · 电气设备制造

数据基础

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初步技术归类
本页用于结构化准备研究、RFQ 和供应商评估,不替代买方自己的供应商资质审查、标准核验和技术批准。

请求制造能力信息: 可动柱塞

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URN:CNFX:ME:UNIT:MOVABLE_PLUNGER