Start with your process. Find the right instrument.
Learn measurement principles, check process conditions, configure products and save technical resources.

A complete English edition of this article has not been published. The complete available Chinese version is shown below.

← Back to knowledge hub
Selection and applications4 min readContent language: ChineseUpdated 23 October 2026

固体仓为什么不能只按长度选择导波缆绳?

探头要承受物料作用力,还要满足固定、磨损与维护条件。

探头是测量通道也是机械部件

导波雷达缆绳或探杆伸入物料后,可能受到装卸料拉力、侧向挤压、磨蚀和结块影响。长度能覆盖仓高,并不能证明机械结构适用。用液体用探头直接替代固体用探头,可能在投入生产后才暴露风险。

受力情况应结合仓体和物料描述

提供粒径、堆积密度、黏性、是否结块以及进出料方式,标明探头附近支撑与运动部件。是否固定下端、如何防止摆动,应按具体探头与安装要求设计;不得凭经验任意拉紧缆绳或增加现场固定点。

比较维护成本再决定测量原理

道威斯顿评估时可把非接触方案与导波结构一起讨论,考虑磨损、附着和拆装所需空间。采购确认书应写清探头形式、材质、长度与机械限制;若重要受力条件未知,应先由设备人员核实,而非仅按量程下单。

导波探头机械条件核对

固体应用中,机械适配与测量适配同样重要,应让供应商依据真实受力条件确认探头结构。

  • 提供探头长度和仓体净空,并标注进料流束、出料通道、搅拌或振动构件,避免探头进入可能受冲击或缠绕的位置。
  • 记录物料粒径、堆积密度、磨蚀和结块情况,注明是否存在挂料后突然下落,不能只按平均装料状态估计机械影响。
  • 核对具体探头允许的安装与固定方式,任何下端固定、配重或拉紧措施都应有对应结构依据,不由现场临时决定。
  • 预留吊装、抽出和清理所需空间,说明维护是否需要停仓,采购时确认相关附件、图纸与限制条件一并交付。

假设评审:液体用缆绳看起来也能放进粉仓

假设客户有一根长度合适的导波探头,希望直接移到固体料仓继续使用。销售应先核对探头原用途、机械结构及料仓装卸条件,而不能以长度够和信号可读作为批准依据。若该仓容易结块,缆绳可能面临与液体应用不同的负荷,固定方式和维护也要重新评估。只有供应商针对实际条件确认后,才能形成可执行方案;条件不明时可比较非接触方式。这个假设强调跨工况复用需要重新核对,不根据外观相似推断结构强度或安全余量。

Apply this knowledge to product selection

Customers and procurement

Check actual application and acceptance requirements against the article and product documentation. Bring open questions to DOWESTON for technical review.

Sales and technical teams

Record customer questions with application conditions. Verify range, interfaces and operating requirements against the selected model documentation.

Turn questions into application requirements

Collect application, connection, installation and acceptance requirements for the selected product, then review open points with DOWESTON.

Choose a product and prepare requirements
Not signed in to DOWESTON?
Create an account to start selecting products, check prices, and receive our newsletter on the latest products and trends.
Products & Services
Doweston offers a range of services to help you quickly build automated instrumentation systems. Contact us to learn more.
Ready to buy?
If you would like to purchase products,
simply contact our sales team — we are happy to help.
Who we are
DOWESTON delivers accurate and reliable measurement solutions
— trusted sensing and detection products for every industry!
Need service?
If you want to optimize production and reduce downtime,
we can help you choose the right spare parts and service products.
Edit Configuration

Product

Brand

Model

Confirm Changes Cancel
Your screen may be too small for the best experience.
We recommend using a computer,
or contact an engineer right away for selection support!
Need faster service? Call
400-888-4436
Continue Browsing