行业组件数据 · 2026

转子

The rotor is the rotating component in a refrigerator evaporator fan motor that converts electrical energy into mechanical motion to drive the fan blades.

技术定义与适配语境
典型 转子 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。

In a refrigerator evaporator fan motor, the rotor is the central rotating assembly that consists of a laminated iron core with copper windings or permanent magnets, mounted on a shaft. When energized, electromagnetic forces cause it to rotate within the stator, generating torque to spin the attached fan blades. This rotation facilitates airflow across the evaporator coils, enabling efficient heat exchange and maintaining consistent cooling temperatures within the refrigerator compartment.

组件规格

定义
In a refrigerator evaporator fan motor, the rotor is the central rotating assembly that consists of a laminated iron core with copper windings or permanent magnets, mounted on a shaft. When energized, electromagnetic forces cause it to rotate within the stator, generating torque to spin the attached fan blades. This rotation facilitates airflow across the evaporator coils, enabling efficient heat exchange and maintaining consistent cooling temperatures within the refrigerator compartment.
工作原理
The rotor operates on electromagnetic induction principles. In induction motors, alternating current in the stator windings creates a rotating magnetic field, which induces currents in the rotor windings, producing torque. In permanent magnet motors, the rotor's magnets interact with the stator's magnetic field to generate rotation. This mechanical rotation is transferred via the shaft to the fan blades, creating airflow.
材料
Typically made from laminated silicon steel sheets to reduce eddy current losseswith copper or aluminum windings for induction typesor neodymium/ferrite permanent magnets for PM types. The shaft is usually hardened steeland bearings are often sintered bronze or ball bearings.
RPM
1200-1800
Power
10-30 W
Length
40-70 mm
Weight
100-300 g
Voltage
110-240 V AC
Diameter
30-50 mm
Shaft Diameter
4-8 mm
标准
ISO 1328DIN 42955

行业分类与别名

转子 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

Bearing lubrication loss->Increased friction, overheating, and eventual seizure->Use sealed or self-lubricating bearings; regular maintenance checks
Electrical insulation breakdown->Short circuits, motor burnout->Implement high-grade insulation materials; ensure proper voltage regulation

工业生态与工程逻辑

0
Overheating due to electrical overload
1
Imbalance causing vibration and noise
2
Bearing failure leading to seizure
3
Corrosion in high-humidity environments

合规与检测

tolerance
Shaft runout tolerance within 0.05 mm, balance grade G6.3 per ISO 1940
test method
Dynamic balancing test, insulation resistance test (min 100 MΩ at 500 V DC), no-load and load performance testing

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 a rotor to fail in a refrigerator fan motor?

Common causes include bearing wear leading to imbalance, overheating from electrical faults, corrosion in humid environments, or physical damage from debris.

Can a rotor be replaced separately in a fan motor?

Yes, if compatible, but often requires disassembly of the motor. In many designs, the rotor is integrated, and replacement might involve the entire motor assembly.

我可以直接联系工厂吗?

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

CNFX 制造商资料、技术分类、公开产品信息和持续合理性检查。

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: 转子

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URN:CNFX:ME:UNIT:ROTOR