Utility Vehicle Back Panel Electrical Box Sealing
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Solution Overview
Problem
Utility vehicles with electrical component boxes exposed to water and dust, leading to ingress of these elements into the box, which can cause damage and malfunction.
Innovation Solution
A utility vehicle design featuring a back panel with a box portion and a lid that covers the opening, where the box portion is positioned above the seating surface and includes a labyrinthine connection structure to prevent water and dust entry, with the electrical components housed within the box.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the box housing electrical components is disposed below the front cover, then accessibility and maintenance are improved, but water and dust easily enter the box
Solution Approach 1:
The electrical component box is extracted from its conventional position below the front cover and relocated to the back panel area behind the seat. This extraction from the harmful environment below the front cover eliminates direct exposure to water and dust while maintaining accessibility through the rear access panel.
Solution Approach 2:
The lid with sealing structure acts as an intermediary element between the external environment and the electrical component box. The seal creates a protective barrier that prevents water and dust from entering the box while allowing controlled access for maintenance purposes.
2Reliability
If the box is positioned in an exposed area below the front cover, then installation space is utilized, but reliability decreases due to water and dust exposure
Solution Approach 1:
The electrical component box is extracted from the complex positioning structure below the front cover and relocated to the simpler back panel area. This simplifies the overall structure while improving reliability by removing the box from the harmful environment.
Solution Approach 2:
The back panel area behind the seat serves multiple functions: it provides structural support for the vehicle, offers a protected space for housing electrical components, and maintains accessibility through the removable lid. This multi-functional use of space improves reliability without adding device complexity.
3Object-affected harmful factors
If the box is moved to the back panel area behind the seat, then water and dust resistance is improved, but accessibility for maintenance may be reduced
Solution Approach 1:
The removable lid serves as an intermediary access point that reconciles the contradiction between protection and accessibility. It provides a sealed barrier against water and dust while allowing easy access to the electrical components when opened, maintaining both protection and maintenance capability.
Solution Approach 2:
The lid is designed to be opened from the outside of the cabin without requiring disassembly of interior components. This preliminary action of opening the lid from the exterior provides immediate access to the electrical components for maintenance while keeping the components protected during normal operation.
Data Source
AI summary
A utility vehicle includes a seat, and a back panel with at least a part of the back panel located behind the seat. The back panel has a box portion that has an opening facing a cabin, and a lid covers the opening. An electrical component is housed in the box portion.