Boat Lift Winch Drive Sensor Integration
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Solution Overview
Problem
Existing boat lift winch drive mechanisms lack sensors to accurately determine the revolutions, position, speed, and direction of the winch shaft, which is crucial for precise control and safety, especially in varying water levels and to prevent accidents.
Innovation Solution
A sensor system is integrated into the winch shaft adapter or replacement shaft, utilizing hall-type, optical, or proximity sensors connected to an electronic circuit to monitor and control the winch shaft's movements, allowing for precise position tracking and remote monitoring, reducing the need for costly motor controls.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of time
If a motor is added to a boat lift to enable motorized lifting, then time and effort savings are achieved, but the cost and complexity of the system increase
Solution Approach 1:
The patent incorporates sensors that detect the position of the boat lift and provide feedback signals to the control system. This feedback mechanism enables automatic control of the motor, allowing it to stop at predetermined positions without requiring complex manual intervention or continuous monitoring, thus resolving the contradiction between automation benefits and system complexity
Solution Approach 2:
The control system is designed to automatically determine when to stop the motor based on sensor inputs and pre-programmed parameters. The system serves itself by making autonomous decisions about lifting operations, eliminating the need for complex manual control mechanisms while maintaining the time-saving benefits of motorization
2Measurement precision
If sensors are integrated into the winch shaft adapter to detect position and speed, then measurement precision is improved, but device complexity increases
Solution Approach 1:
The patent combines the sensor system with the existing winch shaft adapter assembly, integrating multiple detection functions into a single unified component. This merging approach allows position and speed detection to be achieved without adding separate, complex sensor assemblies, thereby improving measurement precision while minimizing the increase in device complexity
Solution Approach 2:
The sensor-integrated winch shaft adapter is designed to perform multiple functions: it serves as both the mechanical adapter for the winch shaft and the mounting platform for position detection sensors. This multi-functionality reduces the overall number of components needed and simplifies the system architecture while achieving precise measurement capabilities
3Reliability
If programmable limits are implemented to prevent over-lifting, then safety is improved, but ease of operation decreases
Solution Approach 1:
The patent implements pre-programmed limit parameters that are set in advance before operation begins. These predetermined safety limits are automatically enforced by the control system during operation, eliminating the need for operators to manually monitor or adjust safety parameters, thus maintaining ease of operation while ensuring improved safety
Solution Approach 2:
The system continuously monitors the lift position using sensors and provides feedback to the control system. When the pre-set limits are approached, the feedback mechanism automatically triggers appropriate actions (such as stopping or reversing the motor), ensuring safety without requiring complex manual intervention or reducing operational simplicity
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
This solution provides accurate and cost-effective detection of the winch shaft's parameters, enhancing safety and efficiency by enabling precise control and reducing wear and tear on the lift mechanism.
Implementation Method 1
A sensor system is integrated into the winch shaft adapter or replacement shaft, utilizing hall-type, optical, or proximity sensors
Data Source
AI summary
A boat lift winch drive with a sensor or method of sensor engagement that is designed to determine the revolutions, position, speed and direction of the winch shaft is disclosed. The sensor may be incorporated into the winch drive that attaches to the winch shaft. The sensor may be located after the motors gear reduction and at the winch drive and winch shaft to allow for less expensive electronics and components to be used, reducing the cost of controls required to reduce the motor speed before reaching the intended stopping point.