Segmented Fluid Controller Casing for Maintenance Access
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Solution Overview
Problem
Conventional fluid controllers require removal of the casing for maintenance, which is inefficient and complicates temperature control when using heat insulating materials.
Innovation Solution
The casing is designed to be dividable into a fixed lower part and a detachable upper part, allowing maintenance to be performed without removing the entire casing, while maintaining temperature control.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If the casing is fixed to the main body for stable operation, then the structural stability is improved, but the ease of maintenance deteriorates
Solution Approach 1:
The casing is divided into a lower portion that remains fixed to the main body and an upper portion that can be detached. This segmentation allows the lower casing to provide structural stability while the upper casing can be removed for maintenance, resolving the contradiction between stability and ease of maintenance.
2Ease of repair
If the entire casing is removed for maintenance, then the ease of maintenance is improved, but the loss of time increases
Solution Approach 1:
By segmenting the casing into removable upper and fixed lower portions, only the necessary upper portion needs to be detached for maintenance. This eliminates the time-consuming process of removing the entire casing while still providing easy access to internal components.
3Ease of repair
If the casing is removed for maintenance, then the ease of maintenance is improved, but the temperature control deteriorates
Solution Approach 1:
The segmented casing design allows the lower portion with heat insulating material to remain fixed on the main body, maintaining temperature control. The upper portion can be detached for maintenance without compromising the thermal insulation provided by the lower portion.
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 design enables efficient maintenance of the fluid controller by allowing access to internal components without removing the casing, while preserving the thermal integrity of the system.
Implementation Method 1
a piezoelectric driving valve for opening/closing control of a diaphragm valve element by utilizing expansion and contraction of a piezo actuator having a built-in laminated piezoelectric element
Implementation Method 2
the main body of the fluid controller fixed with the casing is covered by a heat-insulating material such as a jacket heater
Data Source
AI summary
[Problem] The main purpose of the present invention is to provide a casing for a fluid controller capable of enabling maintenance inside the casing even in a state where the lower part of the casing is fixed to a main body of a fluid controller, and improving maintainability.[Solution] A casing 1 for covering devices 104,106,108 on a main body 101 of a fluid controller 100, the casing 1 is configured so as to be dividable into a plurality of parts, and the plurality of parts comprising a first part 2 provided with a fixing portion 2i for fixing to the main body101, a second part 4 attached to the first part 2, and a third part 5 attachably and detachably provided at an upper partition higher than a predetermined height position of the casing 1.