Winch Warning Control Device for Load Monitoring

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Solution Overview

Problem

Most winches are manually controlled, making operations inconvenient and difficult to monitor, leading to challenges in managing load conditions and preventing extreme situations like overload.

Innovation Solution

A warning control device for winches, featuring a load detector connected to a motor via a current sensor, a processor, and a warning controller, which outputs signals to control a warning component such as LED lights and a buzzer to indicate real-time load conditions, preventing overload and ensuring safe operation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual control is used for winch operation, then device complexity is reduced, but ease of operation deteriorates and monitoring capability is lost

Engineering Contradiction:
Improveoperation convenienceVSAvoidcontrol system complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The winch system performs self-monitoring of load conditions through the current sensor and load detector, automatically detecting and reporting its own operational state without requiring external manual monitoring, thereby improving ease of operation while maintaining relatively simple device architecture

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system implements feedback through the warning control device that continuously monitors motor current and provides real-time load condition information to the operator via warning signals, enabling informed manual control decisions without requiring complex automated control systems

Inventive Principle:
Principle #23Feedback

2Reliability

If manual control is used for winch operation, then device complexity is reduced, but reliability deteriorates due to inability to prevent overload

Engineering Contradiction:
Improveoverload preventionVSAvoidcontrol system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The load detector continuously monitors motor current and provides feedback to the warning control device, which compares actual load against predetermined thresholds and triggers appropriate warning signals, enabling automatic overload prevention while maintaining simple manual control architecture

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system performs preliminary detection of load conditions through the current sensor and load detector before dangerous overload situations occur, allowing preventive warning signals to be issued and corrective actions to be taken before damage happens, thereby improving reliability without requiring complex automated intervention systems

Inventive Principle:
Principle #10Preliminary action

3Reliability

If load detection and warning systems are added, then reliability is improved, but device complexity increases

Engineering Contradiction:
Improvesafe operation assuranceVSAvoidcontrol system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The control system is segmented into distinct functional modules: current sensor for electrical parameter detection, load detector for load condition analysis, processor for logic judgment, and warning controller for signal output. This modular segmentation improves reliability through specialized functions while managing complexity through clear separation of concerns

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The warning control device serves multiple functions including load detection, threshold comparison, warning signal generation, and operational guidance, consolidating these functions into a single integrated control unit that improves reliability without proportionally increasing overall system complexity

Inventive Principle:
Principle #6Universality (Multi-functionality)

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 device allows for timely detection and warning of load conditions, preventing extreme situations, ensuring the winch operates safely, reliably, and extends its service life by providing real-time load information.

Implementation Method 1

The load detector is connected to the motor through a current sensor, and is configured to detect a load condition of the motor based on the measured working current of the motor

Methodology Applied
Scientific EffectElectrical current measurement: Ohmmeter

Implementation Method 2

control a warning component to produce a warning based on the warning control signal

Methodology Applied
Scientific EffectLight emission from LED: Light Emitting Diode

Implementation Method 3

control a warning component to produce a warning based on the warning control signal

Methodology Applied
Scientific EffectElectroacoustic conversion:

Data Source

PatentUS11155450B2Vehicle, winch for vehicle and warning control device for winch of vehicle
Publication Date: 2021.10.26 HANGZHOU TIANMING TECH CO LTD
  • US11155450B2 patent drawing
  • US11155450B2 patent drawing
  • US11155450B2 patent drawing

AI summary

The present disclosure discloses a vehicle, a winch for the vehicle, and a warning control device for the winch of the vehicle. The warning control device includes: a warning component; and a warning control board, including: a load detector, connected to the motor through a current sensor, and configured to detect load condition of the motor by collecting measured working current of the motor; a processor, connected to the load detector and the warning controller respectively, and configured to output a warning control signal to the warning controller according to the load condition of the motor; and a warning controller, connected to the warning component and the processor respectively, and configured to receive the warning control signal and to control the warning component to produce a warning based on the warning control signal.