Chromatography Detector Fluid Guide for Leak Containment
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Solution Overview
Problem
Chromatography detectors face deterioration due to fluid leaks, which cause the solution to spread and adhere to sensitive components like the optical system, leading to equipment damage.
Innovation Solution
A chromatography detector design featuring a flow cell with outlet tubing connected by a securing member that includes a holder, attachment, and fluid guide, which directs any leaked solution to a tray instead of the through-hole, preventing it from reaching critical components.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the connecting member is secured in a through-hole of the wall member, then the connection between outlet tubing and external tubing is achieved, but the leaked solution spreads over a wide area through the through-hole causing deterioration of the detector
Solution Approach 1:
A fluid guide member is introduced as an intermediary component between the connecting member and the through-hole. This fluid guide member has a fluid guide portion that directs leaked solution away from the through-hole toward a collection tray, preventing the solution from spreading to the optical system while maintaining the connection function
Solution Approach 2:
The fluid guide member converts the harmful effect of leaked solution (which would otherwise damage the optical system) into a controlled flow path that directs the leaked solution to a collection tray. The leakage is not prevented but its harmful effects are neutralized by redirecting it to a safe location
2Measurement precision
If fluid leak detection apparatus is provided, then fluid leak can be detected, but the fluid leak itself is not prevented leading to deterioration of optical system
Solution Approach 1:
Instead of relying solely on detection, the invention provides a passive protective structure (fluid guide member and tray) that converts the harmful effect of leakage into a controlled flow path. The leaked solution is redirected to a collection tray, preventing damage to the optical system regardless of whether detection is active
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
This configuration effectively collects and contains leaked solutions, preventing them from spreading and adhering to other parts, thus protecting the detector from damage and maintaining its functionality.
Implementation Method 1
a fluid guide formed in such a manner as to, upon the solution leaking out of the connecting member, guide the leaked solution to the tray
Data Source
AI summary
A chromatography detector comprises: a flow cell with a flow path where the sample and a solution flow, the flow cell including outlet tubing that discharges the sample and the solution from the flow path; a connecting member configured to connect the outlet tubing of the flow cell and external tubing outside the flow cell; a wall member including a through-hole; a securing member configured to secure the connecting member to the wall member; and a tray below the securing member. The securing member includes a holder configured to hold the connecting member, an attachment configured to be inserted through the through-hole of the wall member, and a fluid guide formed in such a manner as to, upon the solution leaking out of the connecting member, guide the leaked solution to the tray.