行业组件数据 · 2026

V型门

A V-shaped access door on drilling derricks/masts providing structural access and safety features.

技术定义与适配语境
典型 V型门 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 V-Door is a specialized structural component installed on drilling derricks and masts, featuring a distinctive V-shaped design that provides access to internal areas while maintaining structural integrity. It serves as both an entry point for personnel and equipment during maintenance operations and a safety barrier during drilling activities. Engineered to withstand extreme loads, vibrations, and environmental conditions typical in oil/gas drilling operations.

组件规格

定义
The V-Door is a specialized structural component installed on drilling derricks and masts, featuring a distinctive V-shaped design that provides access to internal areas while maintaining structural integrity. It serves as both an entry point for personnel and equipment during maintenance operations and a safety barrier during drilling activities. Engineered to withstand extreme loads, vibrations, and environmental conditions typical in oil/gas drilling operations.
工作原理
Functions as a reinforced access portal that opens outward or slides horizontally, secured with heavy-duty locking mechanisms. The V-shape design distributes structural stresses efficiently while minimizing weight. When closed, it becomes an integral part of the derrick/mast structure, contributing to overall rigidity and load-bearing capacity.
材料
High-strength low-alloy steel (HSLA) ASTM A572 Grade 50 or equivalentwith corrosion-resistant coatings (zinc-rich epoxy or hot-dip galvanizing). Hinges and latches made from forged alloy steel.
Weight Capacity
500-1000 kg dynamic load
Temperature Range
-40°C to +120°C
Operating Pressure
Designed for 0-15 psi differential
Typical Dimensions
1.5m x 2.0m V-opening
Corrosion Protection
ISO 12944 C5-M classification
标准
ISO 19901-6API Spec 4FDIN 18800-7

行业分类与别名

V型门 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 of structural members->Reduced load-bearing capacity leading to catastrophic failure->Regular inspection and maintenance of protective coatings; use of corrosion-resistant materials
Fatigue cracking at weld joints->Progressive structural degradation and potential collapse->Ultrasonic testing of critical welds; proper welding procedures per AWS D1.1
Failure of locking mechanism->Door opening unexpectedly during operations->Redundant locking systems; regular functional testing

工业生态与工程逻辑

0
Structural failure under extreme loads
1
Corrosion in marine environments
2
Improper closure causing safety hazards
3
Mechanical failure of locking mechanisms

合规与检测

tolerance
±2mm dimensional tolerance on critical interfaces, ±1° angular alignment
test method
Load testing per API 4F Annex H, NDT inspection per ASME BPVC Section V

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 V-Door on drilling equipment?

The V-Door provides safe access to the derrick/mast interior for maintenance while maintaining structural integrity during drilling operations.

Why is the V-shape design important?

The V-shape optimally distributes structural loads, reduces stress concentrations, and allows easier equipment passage compared to rectangular designs.

What maintenance is required for V-Doors?

Regular inspection of hinges, latches, and structural welds; lubrication of moving parts; and corrosion protection maintenance per manufacturer specifications.

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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:V_DOOR