Utility Vehicle Mowing Height Control Apparatus
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Solution Overview
Problem
Existing control apparatuses for utility vehicles do not automatically adjust the mowing height of lawn mowers based on lawn growth conditions, requiring users to manually adjust the height frequently.
Innovation Solution
A control apparatus for a utility vehicle equipped with a set mowing height inputting unit, a desired mowing height setting unit, and a mowing height regulating unit, which automatically adjusts the blade height based on user input and lawn growth conditions, allowing the vehicle to maintain a constant mowing height.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If manual height adjustment is used, then device complexity is reduced, but ease of operation deteriorates due to frequent user intervention
Solution Approach 1:
The control apparatus automatically adjusts the work unit height based on detected lawn growth conditions without requiring user intervention. The system monitors lawn height and autonomously raises or lowers the blade height to maintain optimal mowing conditions, making the system self-regulating and eliminating the need for manual adjustment.
Solution Approach 2:
The system incorporates a detection unit that continuously monitors lawn growth conditions and feeds this information back to the control apparatus. Based on the detected lawn height and growth rate, the control apparatus automatically adjusts the work unit height, creating a closed-loop control system that adapts to changing lawn conditions.
2Ease of operation
If automatic height adjustment is implemented, then ease of operation is improved, but device complexity increases due to additional control mechanisms
Solution Approach 1:
The control apparatus integrates multiple functions into a single system: it detects lawn height, determines growth conditions, calculates optimal blade height adjustments, and controls the height adjustment mechanism. This multi-functional integration reduces the need for separate independent systems while achieving automatic adaptation to lawn conditions.
Solution Approach 2:
The detection unit, determination unit, and control unit are merged into an integrated control apparatus that operates as a unified system. The detection unit's measurements are directly processed by the determination unit, which then commands the control unit to adjust the work unit height, creating a streamlined automated control system.
3Productivity
If manual height adjustment is required, then device complexity is reduced, but productivity deteriorates due to time spent on adjustments
Solution Approach 1:
The control apparatus autonomously manages height adjustments without requiring operator intervention, allowing the vehicle to maintain optimal mowing performance continuously. The system self-regulates blade height based on real-time lawn conditions, eliminating downtime for manual adjustments and maximizing productive operating time.
Solution Approach 2:
The automatic height adjustment system ensures continuous optimal mowing performance by constantly monitoring lawn conditions and making real-time blade height corrections. This eliminates interruptions in the mowing process and maintains productive operation throughout the entire working period.
4Productivity
If automatic height adjustment is implemented, then productivity is improved through continuous operation, but device complexity increases
Solution Approach 1:
The detection unit continuously monitors lawn height and growth conditions, providing real-time feedback to the control apparatus. This feedback loop enables the system to make proactive height adjustments before mowing performance deteriorates, maintaining optimal productivity throughout operation without manual intervention.
Solution Approach 2:
The control apparatus detects lawn growth trends and proactively adjusts blade height in advance of when mowing performance would deteriorate. By anticipating needed adjustments based on detected growth rates, the system maintains optimal mowing conditions continuously without waiting for performance degradation.
Data Source
AI summary
In an apparatus for controlling operation of a utility vehicle that runs a working area to perform work by a work unit, there provided with a set mowing height inputting unit configured to input a mowing height of lawn mowing work set by a user, a desired mowing height setting unit configured to set a desired mowing height based on the set mowing height inputted by the set mowing height inputting unit, and a mowing height regulating unit configured to regulate height from ground surface of the work unit based on the desired mowing height set by the desired mowing height setting unit.