Museum Display Case with Movable Tray for Hygroscopic Material Access
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Solution Overview
Problem
Hygroscopic materials in museum display cases, when used for passive climate control, are often less effective due to suboptimal placement, which complicates air circulation and makes replacing them risky and inconvenient, potentially harming displayed objects.
Innovation Solution
A museum display case design with a movable tray system for hygroscopic material, allowing it to be raised into the display space for optimal humidity control and easily accessible for replacement, featuring a slide mechanism with connecting rods and feelers for horizontal and vertical movement, ensuring quick and safe access.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the hygroscopic material is placed in trays at the bottom of the display case to control humidity, then the humidity control function is achieved, but the air circulation is hindered and the effectiveness of humidity control is reduced
Solution Approach 1:
The tray is designed to move between a horizontal service position (for easy access and replacement of hygroscopic material) and a vertical working position (for optimal air circulation and humidity control effectiveness). This dimensional transformation resolves the contradiction by allowing the system to optimize for different functions at different times.
2Ease of operation
If the trays are placed in hidden spaces at the bottom of the display case, then the aesthetic appearance is maintained, but the access for replacing hygroscopic material becomes difficult and risky
Solution Approach 1:
The tray is designed as a movable component that can be easily extracted from the housing to a service position, allowing safe and easy replacement of hygroscopic material without manual intervention in difficult-to-reach spaces, thereby eliminating the risk of damaging displayed objects while maintaining aesthetic appearance when in the working position.
3Reliability
If the tray is raised vertically towards the display space for optimal humidity control, then the air contact is improved, but the access for maintenance becomes difficult
Solution Approach 1:
The tray can dynamically change its position between a vertical working position (raised towards the display space for optimal air contact and humidity control) and a horizontal service position (extracted from the housing for easy maintenance access). This dynamic positioning resolves the contradiction between operational effectiveness and maintenance accessibility.
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
The tray system ensures efficient humidity control and easy, risk-free replacement of hygroscopic material, minimizing exposure of the display space to external conditions during maintenance.
Implementation Method 1
a hygroscopic material, typically silica gel, is often used to keep the humidity level within the display space of the display case under control
Data Source
AI summary
A museum display case with climate control comprises a case bottom, a display space above the case bottom, a shelf inside the display space, and a housing for hygroscopic material facing into the display space below the shelf. The housing includes a housing window open in the case bottom, a housing frame fixed to the case bottom below the housing window, and a tray mounted in the housing frame. The tray is horizontally and vertically movable between a working position where the tray is raised vertically towards the display space at the window and a service position where the tray is at least partly pulled horizontally out of the housing frame.