Integrated Vent Cover for Shipping Container Monitoring
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Solution Overview
Problem
Shipping containers face challenges in securing their contents against theft and effectively managing logistics due to inadequate monitoring and tracking systems, particularly in ensuring the integrity of ventilation holes which can compromise security and environmental conditions.
Innovation Solution
A vent cover with a housing containing a DC power source, circuit board, antenna interface, communications transceiver, and environmental sensors is integrated into the shipping container, allowing for real-time monitoring and alert systems to detect anomalies such as theft or environmental changes, while maintaining the container's functionality and appearance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a monitoring system is installed in the shipping container, then security and logistics management are improved, but device complexity and manufacturing cost increase
Solution Approach 1:
The patent combines multiple functional components (DC power source, circuit board, antenna interface, communications transceiver, environmental sensors) into a single integrated vent cover assembly. This merging approach enables comprehensive monitoring functionality while consolidating complexity into one standardized component that can be installed on existing containers without requiring multiple separate systems.
Solution Approach 2:
The vent cover is designed to serve multiple functions simultaneously: it provides traditional ventilation coverage, houses a power source for monitoring, includes environmental sensing capabilities, and enables communications transceiver functionality. This multi-functionality reduces the need for separate dedicated components for each monitoring function, thereby managing system complexity.
2Duration of action of stationary object
If a DC power source is encased in the vent cover housing, then continuous monitoring capability is improved, but weight and manufacturing complexity increase
Solution Approach 1:
The DC power source is designed to be replaceable by the container owner or operator, allowing them to service and replenish the power source themselves without requiring specialized technical intervention. This self-service approach enables continuous monitoring operation while keeping the initial system weight and complexity manageable, as the power source can be swapped out rather than requiring a large rechargeable battery system.
3Measurement precision
If environmental sensors are integrated into the vent cover, then environmental monitoring capability is improved, but device complexity and power consumption increase
Solution Approach 1:
The environmental sensors are configured to monitor specific parameters (temperature, humidity, shock, light) and the system can adjust its operation based on detected conditions. The DC power source can be replaced or recharged based on consumption patterns, and sensors can be activated or deactivated based on environmental conditions, thereby managing power consumption while maintaining measurement precision.
4Shape
If the vent cover design is maintained for appearance and functionality, then container aesthetics and ventilation are preserved, but installation complexity of monitoring systems increases
Solution Approach 1:
By combining all monitoring components into the existing vent cover structure, the patent maintains the container's external appearance and ventilation functionality while integrating monitoring capabilities. The standardized vent cover design with pre-defined mounting features simplifies installation compared to adding separate monitoring components, as the entire monitoring system is installed through a single component replacement or addition.
Data Source
Figure 1
Figure 2
Figure 3a
AI summary
A vent cover (16) for installing on a shipping container. The vent cover includes a housing (16a) adapted for covering a vent hole (24) of the shipping container. A direct current (DC) power source is encased or enclosed in the housing. The DC power source includes a battery. The vent cover may also include a circuit board (34) attached to the DC power source. An antenna (36) may be located on a surface of the housing and attached to the circuit board. The circuit board may include a satellite antenna interface for a satellite antenna and a global positioning system (GPS) module attached to the satellite antenna interface. The vent cover may include an environmental sensor (304) for sensing a parameter of the shipping container. The environmental sensor may be adapted to protrude through a hole in a wall (12) of the shipping container when the vent cover is mounted on the shipping container. The electromagnetic sensor may be configured to transmit an electromagnetic signal (324) and sense an electromagnetic response signal (322) responsive to the transmitted wave and sensitive to variations within the container.