行业组件数据 · 2026

防护罩(可选)

Optional protective guard for sight glass components in industrial machinery to prevent accidental contact and contamination.

技术定义与适配语境
典型 防护罩(可选) 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 removable or fixed protective cover designed specifically for sight glass installations on industrial equipment. This component serves as a secondary safety barrier that shields the sight glass from physical impact, environmental contaminants, and operator contact while maintaining visibility of the monitored process. It typically consists of a transparent or perforated housing that allows visual inspection without direct exposure to the sight glass surface.

组件规格

定义
A removable or fixed protective cover designed specifically for sight glass installations on industrial equipment. This component serves as a secondary safety barrier that shields the sight glass from physical impact, environmental contaminants, and operator contact while maintaining visibility of the monitored process. It typically consists of a transparent or perforated housing that allows visual inspection without direct exposure to the sight glass surface.
工作原理
The protective guard operates on the principle of physical barrier protection. It creates a separation between the sight glass and external hazards while maintaining optical transparency for visual monitoring. The guard absorbs or deflects impacts that could damage the sight glass, prevents accumulation of contaminants on the viewing surface, and reduces the risk of operator injury from broken glass in case of sight glass failure.
材料
Polycarbonate (PC)tempered glassstainless steel (304/316)aluminum alloy (6061-T6)or impact-resistant acrylic. Transparent materials must have optical clarity >85% and UV resistance for outdoor applications.
IP Rating
IP65 minimum
Dimensions
Customizable to sight glass diameter + 10mm clearance
Transparency
≥85% light transmission
Mounting Type
Clamp-on, threaded, magnetic, or quick-release
Impact Resistance
≥5J (IK08 rating)
Temperature Range
-40°C to +120°C
标准
ISO 14120ISO 13857DIN EN 953ANSI B15.1

行业分类与别名

防护罩(可选) 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

Improper material selection for chemical environment->Guard degradation or corrosion->Use chemically compatible materials (316 stainless steel for corrosive environments, polycarbonate for general use)
Inadequate mounting clearance->Contact with sight glass causing stress fractures->Maintain minimum 10mm clearance between guard and sight glass surface
Poor maintenance access design->Obstructed cleaning or inspection->Incorporate quick-release mechanisms and ergonomic access points

工业生态与工程逻辑

0
Reduced visibility if dirty
1
Potential interference with maintenance access
2
Additional cost for optional component
3
Possible vibration-induced wear if improperly mounted

合规与检测

tolerance
±0.5mm dimensional tolerance, optical distortion <2%
test method
Impact testing per ISO 14120, chemical resistance testing per ASTM D543, optical clarity testing per ASTM D1003

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

When should I use an optional protective guard for sight glasses?

Use protective guards when sight glasses are exposed to potential impact, contamination risks, or in areas with high operator traffic. They're recommended for food processing, chemical manufacturing, and high-vibration environments.

Do protective guards affect sight glass visibility?

Properly designed guards maintain ≥85% visibility with minimal distortion. Anti-reflective coatings and optical-grade materials ensure clear viewing while providing protection.

Can protective guards be retrofitted to existing sight glasses?

Yes, most guards offer universal mounting options (clamps, magnets, or adapters) for retrofitting existing sight glass installations without equipment modification.

我可以直接联系工厂吗?

CNFX 是开放目录,不是交易平台或采购代理。工厂资料和表单用于帮助你准备直接沟通。

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。

请求制造能力信息: 防护罩(可选)

说明目标数量、应用场景、交期和关键技术要求,用于准备 RFQ 或供应商评估。

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URN:CNFX:ME:UNIT:PROTECTIVE_GUARD_OPTIONAL_