行业组件数据 · 2026

集尘口

A dust collection port is a critical component in automated powder dispensing systems that captures airborne particulates at the source to maintain clean air quality and prevent cross-contamination.

技术定义与适配语境
典型 集尘口 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 dust collection port is an engineered interface designed for integration into automated powder dispensing and blending systems. It functions as the primary capture point for fugitive dust generated during material transfer, weighing, and mixing operations. This component typically features a flanged connection that interfaces with ductwork leading to a central dust collection system or local filtration unit. Its design optimizes airflow velocity and capture efficiency while minimizing pressure drop across the system. The port is strategically positioned at powder transfer points, hopper filling stations, and blending vessel openings to contain particulate emissions before they enter the workspace atmosphere.

组件规格

定义
The dust collection port is an engineered interface designed for integration into automated powder dispensing and blending systems. It functions as the primary capture point for fugitive dust generated during material transfer, weighing, and mixing operations. This component typically features a flanged connection that interfaces with ductwork leading to a central dust collection system or local filtration unit. Its design optimizes airflow velocity and capture efficiency while minimizing pressure drop across the system. The port is strategically positioned at powder transfer points, hopper filling stations, and blending vessel openings to contain particulate emissions before they enter the workspace atmosphere.
工作原理
The dust collection port operates on the principle of source capture ventilation. When the automated powder system activates, the dust collection system creates negative pressure through connected ductwork. This pressure differential draws airborne particulates into the port's capture hood, where they enter the airstream and travel through ducting to filtration media. The port's geometry is designed to create optimal capture velocities (typically 100-150 ft/min for fine powders) while maintaining laminar airflow to prevent particle re-entrainment. Some advanced designs incorporate adjustable baffles or Venturi-assisted capture to enhance efficiency during high-volume dispensing operations.
材料
Primary construction: 304 or 316L stainless steel (food/pharmaceutical grade)2B finish1.5-3.0 mm thickness. Gaskets: FDA-compliant silicone or EPDM. Optional coatings: Electropolished interior surfaces for pharmaceutical applications. Alternative materials: Powder-coated carbon steel for industrial applicationsaluminum for lightweight applications.
Flange Type
DIN 11851, Tri-Clamp, or ANSI/ASME B16.5
Access Opening
Optional inspection/cleanout port with quick-release clamp
Surface Finish
Ra ≤ 0.8 μm (32 μin) for sanitary applications
Connection Size
4" to 8" standard (100-200 mm)
Pressure Rating
-15 to +2 psig (-1 to 0.14 bar)
Capture Velocity
100-150 ft/min (0.5-0.75 m/s)
Temperature Rating
-20°C to 150°C (-4°F to 302°F)
Static Pressure Drop
0.5-1.5" w.g. (125-375 Pa)
标准
ISO 14644-1ISO 8573-1DIN 24194ASHRAE 52.2NFPA 654

行业分类与别名

集尘口 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 maintenance leading to material accumulation->Reduced capture efficiency and increased explosion risk->Implement preventive maintenance schedule with inspection checkpoints and install pressure sensors to monitor flow restriction
Improper gasket selection or installation->Air leakage reducing system performance and potential contamination->Use material-compatible gaskets with proper compression, implement installation torque specifications, and conduct regular leak testing
Incorrect capture velocity specification->Fugitive dust emissions and worker exposure->Conduct airflow modeling during design, install airflow monitors with alarms, and validate performance with smoke testing

工业生态与工程逻辑

0
Dust explosion hazards (combustible powders)
1
Cross-contamination between batches
2
Inadequate capture leading to occupational exposure
3
Material buildup causing flow restriction
4
Static electricity accumulation
5
Improper installation creating system imbalances

合规与检测

tolerance
Dimensional tolerance per ISO 2768-m, airflow velocity ±10% of design specification, leakage < 1% of design airflow at operating pressure
test method
ASHRAE 110 containment testing for capture efficiency, EN 779/ISO 16890 for filtration performance, ATEX directive 2014/34/EU for explosive atmospheres, OSHA 1910.94 ventilation requirements

制造该组件的工厂

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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 maintenance is required for dust collection ports?

Regular inspection for material buildup, gasket integrity checks, verification of capture velocities, and cleaning according to material-specific SOPs. For hygienic applications, ports should be designed for CIP/SIP compatibility.

How do I determine the correct port size for my application?

Port sizing depends on powder flow rate, particle characteristics, capture distance, and required capture velocity. Engineering calculations should consider the Hood Design Equation (Q = V × A) where Q is airflow, V is capture velocity, and A is hood face area.

Can dust collection ports be used in explosive atmospheres?

Yes, when constructed with conductive materials, proper grounding, and ATEX/IECEx certification for Zone 20/21 applications. Static-dissipative materials and bonding connections are essential for combustible dusts.

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CNFX Industrial Component Index · 机械和设备制造

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URN:CNFX:ME:UNIT:DUST_COLLECTION_PORT