Battery Clamp Connection Circuit With Single-Signal Load Detection
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Solution Overview
Problem
Existing jump starter devices and battery clamp systems face challenges in efficiently connecting and disconnecting from vehicle batteries, leading to potential damage or reduced functionality due to improper connection states and voltage detection complexities.
Innovation Solution
A smart connection device is introduced, featuring a power connection terminal, load connection terminal, switch module, and load detection module. This device detects the state of an external load and outputs a single analog signal to control the switch module, simplifying the connection process and reducing circuit complexity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional battery clamp connection methods are used, then the jump starter can be connected to the vehicle battery, but the system cannot detect connection states or prevent reverse connection, leading to potential damage and reduced functionality
Solution Approach 1:
The patent combines multiple detection functions (connection state detection, reverse connection detection, voltage detection) into a single integrated load detection module that outputs one analog signal. This merging of functions reduces the number of separate detection circuits and simplifies the overall control system while maintaining comprehensive monitoring capabilities.
Solution Approach 2:
The load detection module serves multiple purposes simultaneously: it detects whether the load is connected, determines if the connection is correct (forward vs reverse), and monitors voltage levels. This multi-functional approach eliminates the need for separate detection circuits for each parameter, reducing system complexity while improving reliability.
2Reliability
If multiple separate detection circuits are used to monitor connection states and voltage, then comprehensive monitoring is achieved, but the peripheral control circuit complexity increases and material costs rise
Solution Approach 1:
The patent integrates connection state detection, reverse connection detection, and voltage monitoring into a single load detection module that produces one analog output signal. This consolidation maintains comprehensive monitoring accuracy while significantly reducing the complexity of peripheral control circuits and lowering material costs.
Solution Approach 2:
The single load detection module performs multiple detection functions simultaneously, making the system more efficient. By using one multi-functional module instead of multiple separate circuits, the patent achieves comprehensive monitoring with reduced component count and simplified circuit design.
3Productivity
If the jump starter remains connected to the vehicle battery after starting, then the vehicle battery can be charged, but the jump starter depletes its electric energy prematurely, reducing the number of times the vehicle can be started
Solution Approach 1:
The load detection module provides continuous feedback about the connection state and load conditions to the control system. Based on this feedback, the control system can automatically disconnect the jump starter from the vehicle battery when appropriate, preventing premature energy depletion and optimizing the number of available start times.
Solution Approach 2:
The system dynamically adjusts its operation based on real-time detection of connection states and load conditions. The automatic disconnection feature allows the system to transition from charging mode to standby mode appropriately, managing energy consumption dynamically to maximize productivity.
Data Source
AI summary
A smart connection device, a jump starter device, and a battery clamp device are provided. The smart connection device includes a power connection terminal, a load connection terminal, a switch module, and a load detection module. The power connection terminal configured to be electrically connected to a power module. The load connection terminal configured to be electrically connected to an external load. The switch module is electrically connected between the power connection terminal and the load connection terminal. The load detection module is configured to detect a connection state of an external load and an electrical parameter of the external load, and output a corresponding detection signal at a detection signal output terminal of the load detection module. The detection signal is used for controlling the switch module.