Mirror Clip Hinge Mounting for Tool-Free Spectrometer Replacement

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Solution Overview

Problem

The replacement of optical mirrors in optical emission spectrometers, particularly those used in inductively coupled plasma sources, is challenging due to geometric constraints and the need to disassemble the housing, which complicates the process and requires tools.

Innovation Solution

A mirror clip with a hinge member and clamping mechanism that allows for easy attachment and secure positioning of mirrors within the optical mirror housing, enabling tool-free replacement and adjustment without disassembling the housing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional screw-based mirror mounting is used, then secure attachment is achieved, but replacement requires disassembly and tools

Engineering Contradiction:
ImproveMirror replacement easeVSAvoidMounting mechanism complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The mounting mechanism is segmented into a separate mirror clip assembly that can be independently attached and detached from the housing. This allows the mirror to be replaced by simply removing the clip without disassembling the entire housing or using tools, thus improving ease of operation while maintaining secure attachment through the clip's clamping mechanism

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The mirror clip acts as an intermediary component between the mirror and the housing. It provides a tool-free attachment mechanism with hinge members that pivot to engage with the housing, allowing secure mounting and easy replacement without direct screw fastening to the housing, thereby simplifying the replacement process

Inventive Principle:
Principle #24Intermediary (Mediator)

2Measurement precision

If periscope is positioned close to plasma source, then optical signal capture is improved, but mirror replacement becomes difficult due to heat and radiation

Engineering Contradiction:
ImproveOptical signal detectionVSAvoidMirror replacement accessibility
Core Design Contradiction:
Measurement precisionVSEase of repair

Solution Approach 1:

The mounting system is segmented into a removable mirror clip that can be independently accessed. The clip's hinge members allow it to pivot open, providing access to the mirror for replacement without requiring disassembly of the housing, thus enabling easy maintenance even when the periscope is positioned close to the plasma source

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The hinge members are pre-configured to pivot in a direction that opens the clip away from the housing, allowing the mirror to be accessed and replaced before any potential heat or radiation damage occurs. This preliminary positioning facilitates easy removal without exposure to harsh conditions

Inventive Principle:
Principle #10Preliminary action

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

Facilitates quick and secure mounting and removal of mirrors in confined spaces, reducing the need for tools and simplifying maintenance, while ensuring a snug fit and alignment with the optical mirror housing.

Implementation Method 1

at least one hinge member, for positioning and attaching the mirror clip onto an optical mirror housing

Methodology Applied
Scientific EffectHinge mechanism: Hinge

Implementation Method 2

at least one clamping member, for securing the mirror clip to the optical mirror housing

Methodology Applied
Scientific EffectClamping force: Mechanical Force

Implementation Method 3

a mirror for reflecting an optical signal from along the first linear path along the second linear path

Methodology Applied
Scientific EffectLight reflection: Reflection

Data Source

PatentUS12359966B2Mirror clip
Publication Date: 2025.07.15 THERMO FISHER SCI BREMEN
  • US12359966B2 patent drawing
  • US12359966B2 patent drawing
  • US12359966B2 patent drawing

AI summary

A mirror clip for use in an optical mirror housing for an optical emission spectrometer includes a body having a mirror seating portion, at least one hinge member for positioning and attaching the clip to an optical mirror housing, and at least one clamping member for releasably securing the mirror clip to the optical mirror housing. A mirror can be accommodated in the mirror seating portion. The at least one hinge member may include a hook to provide a releasable hinged connection between the mirror clip and the optical mirror housing.