行业组件数据 · 2026

调速器套筒

A precision cylindrical component in mechanical governors that regulates rotational speed by controlling fuel or steam flow through axial movement.

技术定义与适配语境
典型 调速器套筒 会按材料、尺寸公差、适配关系和失效风险在 机械和设备制造 中评估。

The governor sleeve is a critical cylindrical component within mechanical speed governors, typically mounted on a rotating shaft. It functions as the primary actuating element that converts centrifugal force from flyweights into linear motion. As rotational speed changes, the sleeve moves axially along the shaft, mechanically linked to throttle valves or fuel racks to adjust energy input and maintain constant speed under varying loads. Its precise movement and positioning directly determine the governor's responsiveness and accuracy in speed regulation.

组件规格

定义
The governor sleeve is a critical cylindrical component within mechanical speed governors, typically mounted on a rotating shaft. It functions as the primary actuating element that converts centrifugal force from flyweights into linear motion. As rotational speed changes, the sleeve moves axially along the shaft, mechanically linked to throttle valves or fuel racks to adjust energy input and maintain constant speed under varying loads. Its precise movement and positioning directly determine the governor's responsiveness and accuracy in speed regulation.
工作原理
The governor sleeve operates on centrifugal force principles. When the governor shaft rotates, attached flyweights generate outward centrifugal force proportional to rotational speed. This force acts on the sleeve through mechanical linkages, causing it to slide axially along the shaft. The sleeve's position determines the opening of throttle valves or position of fuel control mechanisms. As speed increases, the sleeve moves to reduce energy input; as speed decreases, it moves to increase input, creating a feedback loop that maintains stable rotational speed.
材料
Typically manufactured from hardened alloy steels (AISI 41404340) or stainless steels (304316) for wear resistance and corrosion protection. High-precision applications may use bronze alloys or surface treatments like chrome plating or nitriding for reduced friction and extended service life.
Hardness
45-55 HRC
Axial Travel
10-50 mm (application dependent)
Surface Finish
Ra 0.4-0.8 μm
Weight Balance
Within 2 grams of specification
Diameter Tolerance
±0.01 mm
Operating Temperature
-20°C to 150°C
标准
ISO 286-1DIN 7154ISO 1101

行业分类与别名

调速器套筒 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

Inadequate lubrication or contaminated lubricant->Increased friction and wear, leading to sticking or erratic movement->Implement regular lubrication schedule with specified oils; install filtration systems; use sealed designs where possible
Misalignment during installation or shaft deflection->Uneven wear, binding, and reduced responsiveness->Follow precise alignment procedures during installation; use dial indicators to verify concentricity; ensure proper shaft support
Material fatigue from continuous cyclic loading->Cracking or deformation, potentially causing catastrophic failure->Use fatigue-resistant materials; implement regular non-destructive testing; replace at recommended intervals regardless of visible wear

工业生态与工程逻辑

0
Excessive wear leading to speed control failure
1
Corrosion in humid environments
2
Misalignment causing binding or uneven movement
3
Material fatigue from cyclic loading

合规与检测

tolerance
Diameter: IT6 grade, Concentricity: 0.02mm maximum, Surface finish: Ra 0.4-0.8 μm
test method
Dimensional verification with micrometers and dial indicators, surface roughness testing with profilometer, hardness testing with Rockwell scale, functional testing in governor assembly

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 governor sleeve wear and how is it detected?

Wear typically results from friction, contamination, or misalignment, detected through increased speed fluctuations, irregular governor response, or visible scoring on the sleeve surface during inspection.

How often should governor sleeves be inspected and replaced?

Inspect every 6-12 months during routine maintenance; replacement depends on operating conditions but typically every 3-5 years or when wear exceeds 0.05mm of the original diameter.

Can governor sleeves be repaired or must they always be replaced?

Minor surface imperfections can sometimes be polished out, but significant wear, scoring, or dimensional changes require complete replacement to maintain precise speed control.

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CNFX Industrial Component Index · 机械和设备制造

数据基础

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初步技术归类
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请求制造能力信息: 调速器套筒

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URN:CNFX:ME:UNIT:GOVERNOR_SLEEVE