Rotating Irrigation Controller Interface for Wiring Access
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Solution Overview
Problem
Existing irrigation controllers require users to remove the user interface to access both the front side controls and the rear wiring connections simultaneously, which is cumbersome and difficult to manage.
Innovation Solution
A user interface module that can rotate 180 degrees to face inward, allowing users to view controls and wiring connections without removing it from the controller housing, combined with a modular design that separates electrical components for easy replacement without rewiring.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the user interface is fixed to the front side of the controller housing, then the user can easily access controls and display, but the user cannot simultaneously access both the front side controls and rear wiring connections
Solution Approach 1:
The user interface module is made dynamically reconfigurable through a rotatable connection mechanism that allows it to rotate between facing forward and facing inward. This dynamic adjustment enables the interface to adapt its orientation based on whether the user needs to access controls or wiring, resolving the contradiction between ease of operation and adaptability.
Solution Approach 2:
The controller is segmented into a stationary housing and a separable user interface module. This segmentation allows the interface module to be independently positioned and oriented, enabling it to face forward for control access or rotate inward for simultaneous access to both controls and wiring connections.
2Ease of repair
If the user interface is removably connected to the controller housing, then the user can remove it to access wiring, but the user must physically remove and hold the interface with one hand while working with wiring with the other hand
Solution Approach 1:
Instead of complete removal, the interface module uses a rotatable connection that allows it to pivot inward while remaining attached to the housing. This dynamic movement provides hands-free access to wiring while keeping the interface securely positioned, eliminating the need to hold it with one hand while working with the other.
Solution Approach 2:
The rotatable connection mechanism acts as an intermediary between the interface module and housing, allowing the module to change its position and orientation while maintaining a secure mechanical connection. This intermediary mechanism enables easy access to wiring without requiring complete detachment and manual holding.
3Ease of repair
If the user interface module is separable into first and second components, then electrical components can be replaced without rewiring, but the module requires a complex separable connection mechanism
Solution Approach 1:
The interface module is segmented into a first component containing electrical components and a second component containing other elements. This segmentation allows the electrical components to be independently replaced by simply detaching the first component, which connects via a simplified interface that requires no rewiring, thus improving ease of repair without excessive complexity.
Solution Approach 2:
The separable connection mechanism is implemented locally at the interface between the first and second components, rather than throughout the entire module. This localized segmentation allows for easy component replacement while keeping the rest of the module structure simple and integrated, minimizing overall device complexity.
Data Source
AI summary
Described herein is an irrigation controller having a rotating user interface where the front side of the user interface can be rotated 180 degrees so that it faces the inside of the controller housing. This functionality allows the user to install or modify the irrigation wiring while also programming the irrigation settings and/or schedule.