Waterproof Projector Housing With Sealed Cooling Structure
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Solution Overview
Problem
Outdoor projectors face significant challenges with insufficient waterproofing capabilities, leading to performance issues in adverse weather conditions.
Innovation Solution
A waterproof projector design featuring dual sealing structures, a heat dissipation system with copper pipes and fans, and a sealed lens housing, all made of die-casting aluminum for enhanced protection against water ingress.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional outdoor projector design is used, then the projector can be manufactured with simpler structure, but the waterproof performance is insufficient for severe weather conditions
Solution Approach 1:
The projector body is divided into multiple sealed compartments including upper cover, lower cover, cavity shell, and access shell sections. Each section is independently sealed with sealing structures at interfaces, allowing the system to achieve high waterproof performance while maintaining manageable structural complexity through modular design
Solution Approach 2:
Sealing structures are introduced as intermediary elements between different structural components (covers and shells) to prevent water ingress. These sealing intermediaries enable the connection of multiple components while maintaining waterproof integrity without requiring monolithic complex construction
2Reliability
If sealed structures are added to improve waterproofing, then the waterproof capacity increases, but the heat dissipation capability may be compromised
Solution Approach 1:
A water-cooling system with cooling channels is integrated into the sealed structure. Cooling water flows through channels in the cavity shell and main body structure, actively removing heat from internal components while the sealed enclosure maintains waterproof protection. This hydraulic cooling approach enables effective heat dissipation without compromising the sealed waterproof design
Solution Approach 2:
The sealing structures and heat dissipation channels are merged into a unified integrated design. The sealed cavity shell and main body structure simultaneously provide both waterproof protection and contain the cooling water channels, achieving dual functionality without requiring separate independent systems
3Reliability
If multiple sealing structures and heat dissipation components are integrated, then the waterproof and heat dissipation performance improve, but the device size and installation complexity increase
Solution Approach 1:
The projector is designed with separable upper and lower covers that can be independently removed and installed. This segmentation allows for simplified installation and maintenance operations while the complete assembly maintains full waterproof and heat dissipation functionality, resolving the contradiction between integrated performance and installation ease
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 provides robust waterproofing, ensuring stable operation in outdoor rain environments, extending the projector's service life and simplifying installation, while maintaining compact size and versatility for various outdoor scenes.
Implementation Method 1
a heat dissipation pipe of the heat dissipation structure penetrates through the upper cover and extends into the cavity shell to dissipate heat of the main body structure
Implementation Method 2
the fans are arranged towards the heat dissipation fins, the heat dissipation pipes penetrate through the heat dissipation fins and the heat conduction structures of the main body structure, the heat dissipation pipes transfer heat of the heat conduction structures to the heat dissipation fins, and the fans blow air to the heat dissipation fins for heat dissipation of the heat dissipation fins
Data Source
AI summary
Provided is a waterproof projector. The projector comprises an upper cover, an upper housing, a cavity shell and a lower cover, the upper cover is arranged at the upper end of the cavity shell, a first sealing structure is arranged between the upper cover and the upper end of the cavity shell, the lower cover is arranged at the lower end of the cavity shell, a second sealing structure is arranged between the lower cover and the lower end of the cavity shell, a main body structure is arranged in the cavity shell, an access hole is formed in the cavity shell, an access shell is arranged at the access hole, a third sealing structure is arranged between the access shell and the cavity shell, a heat dissipation structure is arranged on the upper cover, the upper housing is arranged on the outer side of the heat dissipation structure.