行业组件数据 · 2026

管板

Tube sheet is a critical structural component in bag filter houses that supports and seals filter bags while separating clean and dirty air chambers.

技术定义与适配语境
典型 管板 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 tube sheet is a perforated plate or panel installed within a bag filter house (dust collector) that serves multiple essential functions: it provides mounting points for filter bags through precisely drilled holes, creates a sealed barrier between the contaminated inlet chamber and clean air outlet chamber, supports the weight of filter bags and collected dust cake, and maintains structural integrity under pressure differentials during filtration and cleaning cycles. The component ensures proper bag alignment, prevents bag collapse, and facilitates efficient dust collection in industrial air pollution control systems.

组件规格

定义
A tube sheet is a perforated plate or panel installed within a bag filter house (dust collector) that serves multiple essential functions: it provides mounting points for filter bags through precisely drilled holes, creates a sealed barrier between the contaminated inlet chamber and clean air outlet chamber, supports the weight of filter bags and collected dust cake, and maintains structural integrity under pressure differentials during filtration and cleaning cycles. The component ensures proper bag alignment, prevents bag collapse, and facilitates efficient dust collection in industrial air pollution control systems.
工作原理
The tube sheet operates by creating a physical separation between dirty and clean air streams. Contaminated air enters the dirty air chamber, passes through filter bags mounted on the tube sheet, where particulate matter is captured on the bag surfaces. Clean air then flows through the tube sheet holes into the clean air chamber for discharge. During pulse-jet cleaning, compressed air is injected through the tube sheet to dislodge accumulated dust from the filter bags.
材料
Typically carbon steel (ASTM A36A572)stainless steel (304316L for corrosive environments)or aluminum alloys. Thickness ranges from 3mm to 12mm depending on filter size and pressure requirements. Surface treatments include galvanizationpowder coatingor epoxy painting for corrosion resistance.
Flatness
≤3mm/m to prevent bag misalignment
Hole Pattern
Square or triangular pitch arrangement
Hole Diameter
Typically 120-160mm for standard filter bags
Hole Tolerance
±0.5mm for proper bag seal
Pressure Rating
Designed for -5000 to +5000 Pa differential pressure
Temperature Range
-20°C to +200°C depending on material
标准
ISO 16890DIN 24163ASME BPVC Section VIII

行业分类与别名

管板 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 material thickness for pressure loads->Plate deformation or cracking->Implement finite element analysis (FEA) during design, use thicker plates for high-pressure applications, add stiffening ribs
Poor hole machining tolerance->Bag seal leakage and dust bypass->Use CNC machining with ±0.3mm tolerance, implement quality checks with go/no-go gauges, specify proper gasket materials
Corrosion from acidic condensation->Reduced structural integrity and hole enlargement->Select corrosion-resistant materials, apply protective coatings, install insulation to prevent condensation, implement regular inspection protocols

工业生态与工程逻辑

0
Hole misalignment causing bag wear
1
Corrosion in humid environments
2
Fatigue cracking from pulse-jet cleaning cycles
3
Thermal expansion mismatch with housing
4
Improper sealing leading to bypass leakage

合规与检测

tolerance
Hole diameter: ±0.5mm, Hole position: ±1.0mm, Flatness: 2mm/m maximum deviation
test method
Dimensional verification with coordinate measuring machine (CMM), pressure testing per ASME Section VIII, leak testing with bubble solution or pressure decay method

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 primary function of a tube sheet in bag filter houses?

The tube sheet serves three main functions: supporting filter bags in precise alignment, creating a sealed barrier between contaminated and clean air chambers, and providing structural stability during filtration and cleaning cycles.

How does tube sheet hole pattern affect filter performance?

Hole pattern (square or triangular pitch) determines filter bag density and spacing, affecting air distribution, cleaning efficiency, and maintenance accessibility. Proper spacing prevents bag contact during cleaning and ensures uniform air flow.

What materials are suitable for corrosive environments?

Stainless steel grades 316L or 904L offer excellent corrosion resistance for acidic or chloride-containing environments. Epoxy-coated carbon steel or fiberglass-reinforced plastic (FRP) are alternatives for specific chemical exposures.

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CNFX Industrial Component Index · 机械和设备制造

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URN:CNFX:ME:UNIT:TUBE_SHEET