Projector Liquid Cooling with Detachable Units for Maintainability
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Solution Overview
Problem
Existing projectors face low maintainability due to the difficulty in replacing cooling device components, as the entire cooling system needs to be detached to replace individual parts, making maintenance inefficient.
Innovation Solution
A projector design with detachable light source, optical, and cooling units, utilizing connection members to allow for independent detachment and replacement of units, enhancing maintainability by preventing misassembly and allowing for targeted component replacement.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the cooling device is integrated with the light source unit and optical unit, then the cooling performance is improved, but the maintainability deteriorates because the entire cooling system must be detached to replace individual components
Solution Approach 1:
The connection members are divided into a first connection section connected to the light source unit and a second connection section connected to the cooling unit, with the second connection section detachably attached to the first. This segmentation allows the cooling unit to be detached and replaced independently from the light source unit, improving maintainability while preserving cooling performance through the reattachable connection mechanism
2Reliability
If the cooling device is integrated with the optical unit, then the cooling performance is improved, but the maintainability deteriorates because the entire cooling system must be detached to replace individual components
Solution Approach 1:
The connection members are divided into a first connection section connected to the optical unit and a second connection section connected to the cooling unit, with the second connection section detachably attached to the first. This segmentation allows the cooling unit to be detached and replaced independently from the optical unit, improving maintainability while preserving cooling performance through the reattachable connection mechanism
3Stability of the object's composition
If the connection members are fixed, then the structural stability is improved, but the maintainability deteriorates because components cannot be easily detached and replaced
Solution Approach 1:
The connection members are designed with detachable attachment mechanisms that allow the connection state to change dynamically between fixed (during operation) and detached (during maintenance). The first and second connection sections can be attached to provide structural stability during use, and detached to enable easy replacement of the cooling unit, thus resolving the contradiction between stability and maintainability
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 design improves maintainability by enabling easy detachment and replacement of units, reducing maintenance time and complexity, and preventing heat transfer issues that can lead to component deterioration.
Implementation Method 1
a first cooling section adapted to transmit heat of the light source to a first liquid refrigerant circulating inside the first cooling section to cool the light source
Implementation Method 2
a second cooling section adapted to transmit heat of the light modulation device to a second liquid refrigerant circulating inside the second cooling section to cool the light modulation device
Implementation Method 3
a cooling unit adapted to cool the first liquid refrigerant and the second liquid refrigerant
Data Source
AI summary
A projector includes a light source unit having a light source and a first cooling section adapted to transmit heat of the light source to a first liquid refrigerant circulating, an optical unit having a light modulation device and a second cooling section adapted to transmit heat of the light modulation device to a second liquid refrigerant, a cooling unit adapted to cool the first liquid refrigerant and the second liquid refrigerant, a first connection member connecting the light source unit and the cooling unit to each other, and a second connection member connecting the optical unit and the cooling unit to each other, and at least one of a set of the light source unit and the cooling unit, and a set of the optical unit and the cooling unit is configured to detachably be attached to each other.