行业组件数据 · 2026

真空连接器

A vacuum connection is a specialized component that provides a secure, leak-proof interface between a suction box and vacuum system in industrial machinery.

技术定义与适配语境
典型 真空连接器 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。

A vacuum connection is a precision-engineered component designed to establish and maintain a reliable vacuum seal between a suction box and the vacuum source in industrial equipment. It ensures consistent negative pressure transfer for material handling, holding, or processing applications by preventing air ingress that would compromise system efficiency.

组件规格

定义
A vacuum connection is a precision-engineered component designed to establish and maintain a reliable vacuum seal between a suction box and the vacuum source in industrial equipment. It ensures consistent negative pressure transfer for material handling, holding, or processing applications by preventing air ingress that would compromise system efficiency.
工作原理
The vacuum connection operates by creating an airtight seal between mating surfaces, typically through mechanical compression (using clamps, flanges, or threaded fittings) or elastic deformation (using gaskets or O-rings). This seal isolates the suction box's internal volume from atmospheric pressure, allowing the vacuum pump to generate and maintain the required negative pressure differential for material suction or fixation.
材料
Stainless steel (AISI 304/316 for corrosion resistance)aluminum alloys (for lightweight applications)engineered plastics (PTFEPVCor polycarbonate for chemical resistance)with nitrile rubbersiliconeor EPDM gaskets for sealing.
Leak Rate
<1x10^-3 mbar·L/s
Port Size
DN10 to DN100 (or 1/4" to 4" NPT equivalent)
Surface Finish
Ra ≤ 3.2 μm for sealing surfaces
Connection Type
Flange, quick-connect, threaded (NPT, BSP), hose barb
Pressure Rating
-0.9 to -1.0 bar (vacuum), up to 10 bar positive pressure
Temperature Range
-20°C to +150°C (depending on material)
标准
ISO 5211DIN 28400ISO 16030DIN 11864

行业分类与别名

真空连接器 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

Gasket aging or chemical attack->Increased leak rate leading to vacuum loss->Implement preventive maintenance schedules for gasket replacement; use chemically resistant materials
Improper torque during installation->Seal distortion or connection damage->Use calibrated torque wrenches; provide installation training with torque specifications
Vibration from machinery->Connection loosening and vacuum leak->Install vibration dampeners; use locking mechanisms (e.g., lock nuts, thread lockers)

工业生态与工程逻辑

0
Seal degradation over time
1
Improper installation causing leaks
2
Material incompatibility with process media
3
Mechanical damage from vibration or impact

合规与检测

tolerance
±0.1 mm on critical sealing dimensions, ±0.5° on angular alignment
test method
Helium leak testing per ISO 16030, pressure decay testing, bubble immersion testing for leak detection

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 most critical specification for a vacuum connection?

The leak rate is paramount, as even minor leaks can significantly reduce vacuum efficiency and increase energy consumption in suction systems.

How do I select the right material for a vacuum connection?

Consider the operating environment: stainless steel for corrosive or high-temperature applications, aluminum for general use, and engineered plastics for chemical exposure or where electrical insulation is needed.

Can vacuum connections handle both vacuum and positive pressure?

Yes, most industrial vacuum connections are rated for bidirectional pressure, but always verify the manufacturer's specifications for your specific pressure range requirements.

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CNFX Industrial Component Index · 机械和设备制造

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。

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URN:CNFX:ME:UNIT:VACUUM_CONNECTION