Finned Heat Exchange System for Sealed Stage Light Fixtures
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Solution Overview
Problem
Existing stage light fixtures with sealed housings for IP65 protection face significant heat accumulation issues due to low heat exchange efficiency, which can shorten the service life and affect performance.
Innovation Solution
A finned heat-exchange system comprising a heat dissipation chamber, fins, an air guide element, and a base, with a circulation channel formed by air inlet and outlet cavities and parallel air guide pipes, enhances heat transfer and dissipation efficiency by increasing the heat exchange area and facilitating air convection.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the housing is completely sealed to achieve IP65 protection, then the protection level is improved, but heat accumulation inside the enclosure worsens
Solution Approach 1:
The heat dissipation system is segmented into multiple independent components: heat dissipation channels formed by air inlet/outlet cavities, fins for heat exchange, and air guide elements with multiple parallel air guide pipes. This segmentation allows efficient heat transfer while maintaining the sealed housing structure for IP65 protection.
Solution Approach 2:
The patent transitions from traditional planar heat dissipation to three-dimensional heat exchange by creating circulation channels through air inlet and outlet cavities, with fins extending in multiple directions and air guide pipes arranged in parallel. This multi-dimensional structure dramatically increases the heat exchange area while keeping the housing completely sealed.
2Reliability
If traditional heat dissipation methods are used with sealed housing, then protection is maintained, but heat exchange efficiency deteriorates
Solution Approach 1:
The patent introduces air guide elements as intermediaries between the heat generating components and the external environment. These elements include multiple parallel air guide pipes that guide air flow through the heat dissipation channels, enabling efficient heat exchange without compromising the sealed housing structure required for IP65 protection.
Solution Approach 2:
The heat dissipation system utilizes pneumatic principles by creating forced air circulation through inlet and outlet cavities. Air is drawn in through the inlet cavity, passes through the heat dissipation channels where heat is transferred to fins, and is expelled through the outlet cavity. This pneumatic flow mechanism dramatically improves heat exchange efficiency while maintaining the sealed housing.
3Productivity
If the heat exchange area is increased, then heat dissipation efficiency is improved, but the device complexity increases
Solution Approach 1:
The patent merges multiple functions into integrated components: the air inlet and outlet cavities serve both as structural elements and as heat dissipation channels; the fins are directly attached to the air guide pipes, combining heat conduction and heat convection surfaces; the air guide elements integrate flow guidance and heat exchange functions. This merging increases heat exchange area while controlling structural complexity.
Solution Approach 2:
The housing structure serves multiple functions: it provides mechanical protection, forms the sealed enclosure for IP65 protection, and simultaneously acts as the heat dissipation system with integrated inlet/outlet cavities and fin structures. This multi-functionality increases heat exchange area without proportionally increasing device complexity.
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 finned heat-exchange system effectively reduces internal temperatures, extending the service life and improving the performance of stage light fixtures by enhancing heat dissipation through increased efficiency and area, ensuring reliable operation.
Implementation Method 1
the heat will enter the air guide element from the heat dissipation chamber and will be dissipated by means of the fin
Implementation Method 2
dissipate heat from the inside of the heat dissipation chamber
Implementation Method 3
the heat dissipation chamber and the air guide element can form a circulation channel to increase the heat exchange area
Implementation Method 4
a finned heat-exchange system... has a large heat exchange area, has high heat exchange efficiency
Data Source
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AI summary
The present invention provides a finned heat-exchange system, comprising a heat dissipation chamber, a fin (1), an air guide element (2) and a base (4), wherein the heat dissipation chamber is isolated from the outside, and both the fin (1) and the air guide element (2) are connected to the base; and the air guide element (2) and the fin (1) are in communication with the heat dissipation chamber through the base (4) to dissipate heat from the inside of the heat dissipation chamber. With the fin (1) heat-exchange system being installed inside a device to be cooled, when the device to be cooled generates heat, the heat can enter the air guide element (2) from the heat dissipation chamber and can be dissipated by means of the fin (1), and during heat dissipation, the heat dissipation chamber and the air guide element (2) can form a circulation channel to increase the heat exchange area and improve the heat exchange efficiency. The fin (1) heat-exchange system can extend the service life of the device to be cooled.