行业组件数据 · 2026

支撑环

Support rings are structural components in filter bag cages that maintain bag shape and prevent collapse during industrial filtration processes.

技术定义与适配语境
典型 支撑环 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。

Support rings are circular or polygonal structural elements integrated into filter bag cages, typically positioned at intervals along the cage height. They provide radial support to filter bags, preventing bag deformation, collapse, or contact with adjacent bags during operation. These rings ensure consistent filtration surface area, optimize dust cake formation, and extend bag life by reducing mechanical stress.

组件规格

定义
Support rings are circular or polygonal structural elements integrated into filter bag cages, typically positioned at intervals along the cage height. They provide radial support to filter bags, preventing bag deformation, collapse, or contact with adjacent bags during operation. These rings ensure consistent filtration surface area, optimize dust cake formation, and extend bag life by reducing mechanical stress.
工作原理
Support rings work by providing rigid circumferential support to the filter bag fabric. During filtration cycles, differential pressure across the bag can cause inward collapse; the rings resist this force, maintaining an open flow path for dirty gas and preventing bag-to-bag contact. During cleaning cycles (pulse-jet or reverse air), they help the bag flex properly for effective dust dislodgement without excessive stress.
材料
Typically carbon steel (ASTM A36)stainless steel (304/316L for corrosion resistance)or galvanized steel. Wire diameter: 4-8 mm. Surface treatments may include powder coatingepoxy coatingor hot-dip galvanizing for environmental protection.
Shape
Circular, octagonal, or hexagonal
Spacing
300-600 mm between rings
Welding
Continuous weld or spot weld to cage verticals
Diameter
100-300 mm (matches bag/cage diameter)
Load Capacity
10-50 kg radial load (depends on material)
Wire Thickness
4-8 mm
标准
ISO 2942DIN 2458

行业分类与别名

支撑环 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

Corrosion from humid or acidic environments->Reduced ring diameter or breakage->Use corrosion-resistant materials (stainless steel), apply protective coatings, and implement regular inspection schedules.
Excessive differential pressure during filtration->Ring deformation or detachment from cage verticals->Design rings with adequate wire thickness, ensure proper welding, and monitor system pressure limits.
Improper installation or spacing->Bag collapse between rings or inadequate cleaning->Follow manufacturer spacing guidelines, verify alignment during installation, and use templates for consistent ring placement.

工业生态与工程逻辑

0
Corrosion leading to structural failure
1
Improper spacing causing bag sagging
2
Welding defects creating weak points
3
Material incompatibility with process gases

合规与检测

tolerance
Diameter tolerance ±2 mm, circularity within 3 mm TIR
test method
Visual inspection, dimensional verification, load testing per ISO 2942, and corrosion resistance testing (salt spray ASTM B117 if coated)

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 happens if support rings fail in a filter bag cage?

Failure can cause bag collapse, reduced filtration area, increased pressure drop, bag abrasion from contact, and premature bag replacement, leading to system inefficiency and downtime.

Can support rings be replaced separately from the cage?

Yes, if welded, they can be cut and rewelded, but replacement often requires partial cage disassembly. Some designs use removable rings for easier maintenance.

How do I select the right material for support rings?

Choose based on operating environment: carbon steel for dry, non-corrosive conditions; stainless steel for moisture, chemicals, or high temperatures; galvanized steel for moderate corrosion resistance.

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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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URN:CNFX:ME:UNIT:SUPPORT_RINGS